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Lantheus Holdings, Inc. – ‘10-K’ for 12/31/23 – ‘EX-101.SCH’

On:  Thursday, 2/22/24, at 7:49am ET   ·   For:  12/31/23   ·   Accession #:  1628280-24-6158   ·   File #:  1-36569

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  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 2/22/24  Lantheus Holdings, Inc.           10-K       12/31/23  130:12M                                    Workiva Inc Wde… FA01/FA

Annual Report   —   Form 10-K   —   SEA’34

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   2.37M 
 2: EX-4.2      Instrument Defining the Rights of Security Holders  HTML     49K 
 3: EX-19.1     Report Furnished to Security Holders                HTML    126K 
 4: EX-21.1     Subsidiaries List                                   HTML     37K 
 5: EX-23.1     Consent of Expert or Counsel                        HTML     34K 
 9: EX-97.1     Clawback Policy re: Recovery of Erroneously         HTML     57K 
                Awarded Compensation                                             
 6: EX-31.1     Certification -- §302 - SOA'02                      HTML     40K 
 7: EX-31.2     Certification -- §302 - SOA'02                      HTML     40K 
 8: EX-32.1     Certification -- §906 - SOA'02                      HTML     38K 
15: R1          Cover Page                                          HTML    101K 
16: R2          Audit Information                                   HTML     40K 
17: R3          Consolidated Balance Sheets                         HTML    143K 
18: R4          Consolidated Balance Sheets (Parenthetical)         HTML     57K 
19: R5          Consolidated Statements of Operations               HTML    116K 
20: R6          Consolidated Statements of Comprehensive Income     HTML     63K 
                (Loss)                                                           
21: R7          Consolidated Statements of Changes in               HTML    103K 
                Stockholders? Equity                                             
22: R8          Consolidated Statements of Cash Flows               HTML    168K 
23: R9          Consolidated Statements of Cash Flows               HTML     37K 
                (Parenthetical)                                                  
24: R10         Description of Business                             HTML     43K 
25: R11         Summary of Significant Accounting Policies          HTML    105K 
26: R12         Revenue from Contracts with Customers               HTML     97K 
27: R13         Fair Value of Financial Instruments                 HTML    118K 
28: R14         Income Taxes                                        HTML    130K 
29: R15         Inventory                                           HTML     44K 
30: R16         Property, Plant & Equipment, Net                    HTML     51K 
31: R17         Sale of Puerto Rico Subsidiary                      HTML     39K 
32: R18         Asset Retirement Obligations                        HTML     44K 
33: R19         Intangibles, Net and Goodwill                       HTML     82K 
34: R20         Accrued Expenses and Other Liabilities and Other    HTML     51K 
                Long-Term Liabilities                                            
35: R21         Long-Term Debt, Net, and Other Borrowings           HTML     65K 
36: R22         Derivative Instruments                              HTML     39K 
37: R23         Accumulated Other Comprehensive Loss                HTML     53K 
38: R24         Stock-Based Compensation                            HTML    102K 
39: R25         Leases                                              HTML    142K 
40: R26         Other Assets                                        HTML     47K 
41: R27         Net Income (Loss) Per Common Share                  HTML     57K 
42: R28         Commitments and Contingencies                       HTML     47K 
43: R29         401(k) Plan                                         HTML     41K 
44: R30         Acquisition of Assets                               HTML     41K 
45: R31         Segment Information                                 HTML     41K 
46: R32         Subsequent Event                                    HTML     39K 
47: R33         Pay vs Performance Disclosure                       HTML     47K 
48: R34         Insider Trading Arrangements                        HTML     56K 
49: R35         Summary of Significant Accounting Policies          HTML    156K 
                (Policies)                                                       
50: R36         Summary of Significant Accounting Policies          HTML     77K 
                (Tables)                                                         
51: R37         Revenue from Contracts with Customers (Tables)      HTML     79K 
52: R38         Fair Value of Financial Instruments (Tables)        HTML    113K 
53: R39         Income Taxes (Tables)                               HTML    131K 
54: R40         Inventory (Tables)                                  HTML     44K 
55: R41         Property, Plant & Equipment, Net (Tables)           HTML     51K 
56: R42         Asset Retirement Obligations (Tables)               HTML     42K 
57: R43         Intangibles, Net and Goodwill (Tables)              HTML    118K 
58: R44         Accrued Expenses and Other Liabilities and Other    HTML     51K 
                Long-Term Liabilities (Tables)                                   
59: R45         Long-Term Debt, Net, and Other Borrowings (Tables)  HTML     45K 
60: R46         Accumulated Other Comprehensive Loss (Tables)       HTML     52K 
61: R47         Stock-Based Compensation (Tables)                   HTML    104K 
62: R48         Leases (Tables)                                     HTML    100K 
63: R49         Other Assets (Tables)                               HTML     47K 
64: R50         Net Income (Loss) Per Common Share (Tables)         HTML     56K 
65: R51         Commitments and Contingencies (Tables)              HTML     41K 
66: R52         Description of Business (Details)                   HTML     54K 
67: R53         Summary of Significant Accounting Policies -        HTML     53K 
                Narrative (Details)                                              
68: R54         Summary of Significant Accounting Policies -        HTML     46K 
                Schedule of Product Concentration Risk (Details)                 
69: R55         Summary of Significant Accounting Policies -        HTML     54K 
                Schedule of Estimated Useful Lives (Details)                     
70: R56         Summary of Significant Accounting Policies -        HTML     38K 
                Goodwill (Details)                                               
71: R57         Summary of Significant Accounting Policies -        HTML     37K 
                Advertising and Promotion Costs (Details)                        
72: R58         Summary of Significant Accounting Policies - Stock  HTML     37K 
                Based Compensation (Details)                                     
73: R59         Summary of Significant Accounting Policies -        HTML     50K 
                Schedule Of Other Loss (Income) (Details)                        
74: R60         Summary of Significant Accounting Policies -        HTML     37K 
                Self-Insurance Reserves (Details)                                
75: R61         Revenue from Contracts with Customers - Schedule    HTML     68K 
                of Disaggregation of Revenue (Details)                           
76: R62         Revenue from Contracts with Customers - Narrative   HTML     51K 
                (Details)                                                        
77: R63         Revenue from Contracts with Customers - Schedule    HTML     44K 
                Of Rebates and Allowances (Details)                              
78: R64         Revenue from Contracts with Customers - Schedule    HTML     37K 
                Of Contract Costs (Details)                                      
79: R65         Fair Value of Financial Instruments - Schedule of   HTML     59K 
                Assets and Liabilities Measured at Fair Value on A               
                Recurring Basis (Details)                                        
80: R66         Fair Value of Financial Instruments - Narrative     HTML     71K 
                (Details)                                                        
81: R67         Fair Value of Financial Instruments - Schedule of   HTML     65K 
                Quantitative Information and Assumptions                         
                Pertaining To The Fair Value Measurement of The                  
                Level 3 Inputs (Details)                                         
82: R68         Fair Value of Financial Instruments - Schedule of   HTML     57K 
                Financial Instruments With Significant Level 3                   
                Inputs (Details)                                                 
83: R69         Income Taxes - Schedule of Components of Income     HTML     45K 
                Before Income Taxes (Details)                                    
84: R70         Income Taxes - Schedule of (Benefit) Provision for  HTML     63K 
                Income Taxes (Details)                                           
85: R71         Income Taxes - Schedule of Differences in           HTML     71K 
                Statutory Rate and Effective Rate (Details)                      
86: R72         Income Taxes - Schedule of Components of Deferred   HTML     77K 
                Income Tax Assets (Liabilities) (Details)                        
87: R73         Income Taxes - Additional Information (Details)     HTML     73K 
88: R74         Income Taxes - Reconciliation of Uncertain Tax      HTML     47K 
                Positions (Details)                                              
89: R75         Inventory (Details)                                 HTML     44K 
90: R76         Property, Plant & Equipment, Net - Schedule of      HTML     54K 
                Property, Plant & Equipment (Details)                            
91: R77         Property, Plant & Equipment, Net - Additional       HTML     44K 
                Information (Details)                                            
92: R78         Sale of Puerto Rico Subsidiary (Details)            HTML     47K 
93: R79         Asset Retirement Obligations - Additional           HTML     39K 
                Information (Details)                                            
94: R80         Asset Retirement Obligations - Schedule of          HTML     42K 
                Reconciliation of Company's Asset Retirement                     
                Obligations (Details)                                            
95: R81         Intangibles, Net and Goodwill - Schedule of         HTML     77K 
                Intangibles, Net (Details)                                       
96: R82         Intangibles, Net and Goodwill - Additional          HTML     90K 
                Information (Details)                                            
97: R83         Intangibles, Net and Goodwill - Schedule of         HTML     50K 
                Expected Future Amortization Expense Related to                  
                Intangible Assets (Details)                                      
98: R84         Accrued Expenses and Other Liabilities and Other    HTML     56K 
                Long-Term Liabilities (Details)                                  
99: R85         Long-Term Debt, Net, and Other Borrowings -         HTML     62K 
                Schedule of Minimum Payments Maturities of                       
                Principal Obligations Under Term Facility                        
                (Details)                                                        
100: R86         Long-Term Debt, Net, and Other Borrowings -         HTML    156K  
                Additional Information (Details)                                 
101: R87         Derivative Instruments (Details)                    HTML     49K  
102: R88         Accumulated Other Comprehensive Loss (Details)      HTML     61K  
103: R89         Stock-Based Compensation - Equity Incentive Plans   HTML     37K  
                (Details)                                                        
104: R90         Stock-Based Compensation - Schedule of Stock-Based  HTML     55K  
                Compensation Expense Recognized (Details)                        
105: R91         Stock-Based Compensation - Schedule of Stock        HTML     79K  
                Options (Details)                                                
106: R92         Stock-Based Compensation - Valuation Model          HTML     54K  
                Assumptions (Details)                                            
107: R93         Stock-Based Compensation - Stock Options Narrative  HTML     45K  
                (Details)                                                        
108: R94         Stock-Based Compensation - Schedule of Restricted   HTML     58K  
                Stock Units Activity (Details)                                   
109: R95         Stock-Based Compensation - Restricted Stock and     HTML     71K  
                TSR (Narrative) (Details)                                        
110: R96         Stock-Based Compensation - Schedule of Total        HTML     54K  
                Stockholder Return Restricted Awards (Details)                   
111: R97         Stock-Based Compensation - Schedule of TSR Award    HTML     66K  
                Activity (Details)                                               
112: R98         Stock-Based Compensation - Schedule Common Stock    HTML     49K  
                Repurchases (Details)                                            
113: R99         Leases - Additional Information (Details)           HTML     61K  
114: R100        Leases - Schedule of Operating and Financing Lease  HTML     67K  
                Assets and Liabilities (Details)                                 
115: R101        Leases - Schedule of Components of Lease Expense    HTML     46K  
                (Details)                                                        
116: R102        Leases - Schedule of Other Information Related to   HTML     62K  
                Leases (Details)                                                 
117: R103        Leases - Schedule of Future Minimum Lease Payments  HTML     74K  
                (Details)                                                        
118: R104        Other Assets (Details)                              HTML     47K  
119: R105        Net Income (Loss) Per Common Share (Details)        HTML     78K  
120: R106        Commitments and Contingencies - Schedule of         HTML     46K  
                Purchase Commitments Under Noncancelable                         
                Arrangements (Details)                                           
121: R107        Commitments and Contingencies - Additional          HTML     36K  
                Information (Details)                                            
122: R108        401(k) Plan (Details)                               HTML     37K  
123: R109        Acquisition of Assets (Details)                     HTML     69K  
124: R110        Segment Information (Details)                       HTML     37K  
125: R111        Subsequent Event (Details)                          HTML     47K  
127: XML         IDEA XML File -- Filing Summary                      XML    240K  
130: XML         XBRL Instance -- lnth-20231231_htm                   XML   2.48M  
126: EXCEL       IDEA Workbook of Financial Report Info              XLSX    240K  
11: EX-101.CAL  XBRL Calculations -- lnth-20231231_cal               XML    328K 
12: EX-101.DEF  XBRL Definitions -- lnth-20231231_def                XML    704K 
13: EX-101.LAB  XBRL Labels -- lnth-20231231_lab                     XML   2.63M 
14: EX-101.PRE  XBRL Presentations -- lnth-20231231_pre              XML   1.56M 
10: EX-101.SCH  XBRL Schema -- lnth-20231231                         XSD    243K 
128: JSON        XBRL Instance as JSON Data -- MetaLinks              692±  1.05M  
129: ZIP         XBRL Zipped Folder -- 0001628280-24-006158-xbrl      Zip    824K  


‘EX-101.SCH’   —   XBRL Schema — lnth-20231231


This Exhibit is an XBRL File.


                                                                                                                                                                                
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<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000025 - Disclosure - Leases </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000026 - Disclosure - Other Assets </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000027 - Disclosure - Net Income (Loss) Per Common Share </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000028 - Disclosure - Commitments and Contingencies </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 0000029 - Disclosure - 401(k) Plan </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="AcquisitionofAssets" roleURI="http://www.lantheus.com/role/AcquisitionofAssets">
<link:definition> 0000030 - Disclosure - Acquisition of Assets </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="SegmentInformation" roleURI="http://www.lantheus.com/role/SegmentInformation">
<link:definition> 0000031 - Disclosure - Segment Information </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="SubsequentEvent" roleURI="http://www.lantheus.com/role/SubsequentEvent">
<link:definition> 0000032 - Disclosure - Subsequent Event </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954471 - Disclosure - Summary of Significant Accounting Policies (Policies) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="SummaryofSignificantAccountingPoliciesTables" roleURI="http://www.lantheus.com/role/SummaryofSignificantAccountingPoliciesTables">
<link:definition> 9954472 - Disclosure - Summary of Significant Accounting Policies (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954473 - Disclosure - Revenue from Contracts with Customers (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="FairValueofFinancialInstrumentsTables" roleURI="http://www.lantheus.com/role/FairValueofFinancialInstrumentsTables">
<link:definition> 9954474 - Disclosure - Fair Value of Financial Instruments (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="IncomeTaxesTables" roleURI="http://www.lantheus.com/role/IncomeTaxesTables">
<link:definition> 9954475 - Disclosure - Income Taxes (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="InventoryTables" roleURI="http://www.lantheus.com/role/InventoryTables">
<link:definition> 9954476 - Disclosure - Inventory (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="PropertyPlantEquipmentNetTables" roleURI="http://www.lantheus.com/role/PropertyPlantEquipmentNetTables">
<link:definition> 9954477 - Disclosure - Property, Plant & Equipment, Net (Tables) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954478 - Disclosure - Asset Retirement Obligations (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954479 - Disclosure - Intangibles, Net and Goodwill (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954480 - Disclosure - Accrued Expenses and Other Liabilities and Other Long-Term Liabilities (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954481 - Disclosure - Long-Term Debt, Net, and Other Borrowings (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954482 - Disclosure - Accumulated Other Comprehensive Loss (Tables) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954483 - Disclosure - Stock-Based Compensation (Tables) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954484 - Disclosure - Leases (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954485 - Disclosure - Other Assets (Tables) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954486 - Disclosure - Net Income (Loss) Per Common Share (Tables) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954487 - Disclosure - Commitments and Contingencies (Tables) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954488 - Disclosure - Description of Business (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954489 - Disclosure - Summary of Significant Accounting Policies - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954490 - Disclosure - Summary of Significant Accounting Policies - Schedule of Product Concentration Risk (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954491 - Disclosure - Summary of Significant Accounting Policies - Schedule of Estimated Useful Lives (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954492 - Disclosure - Summary of Significant Accounting Policies - Goodwill (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954493 - Disclosure - Summary of Significant Accounting Policies - Advertising and Promotion Costs (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954494 - Disclosure - Summary of Significant Accounting Policies - Stock Based Compensation (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954495 - Disclosure - Summary of Significant Accounting Policies - Schedule Of Other Loss (Income) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954496 - Disclosure - Summary of Significant Accounting Policies - Self-Insurance Reserves (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954497 - Disclosure - Revenue from Contracts with Customers - Schedule of Disaggregation of Revenue (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="RevenuefromContractswithCustomersNarrativeDetails" roleURI="http://www.lantheus.com/role/RevenuefromContractswithCustomersNarrativeDetails">
<link:definition> 9954498 - Disclosure - Revenue from Contracts with Customers - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954499 - Disclosure - Revenue from Contracts with Customers - Schedule Of Rebates and Allowances (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954500 - Disclosure - Revenue from Contracts with Customers - Schedule Of Contract Costs (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954501 - Disclosure - Fair Value of Financial Instruments - Schedule of Assets and Liabilities Measured at Fair Value on A Recurring Basis (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="FairValueofFinancialInstrumentsNarrativeDetails" roleURI="http://www.lantheus.com/role/FairValueofFinancialInstrumentsNarrativeDetails">
<link:definition> 9954502 - Disclosure - Fair Value of Financial Instruments - Narrative (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954503 - Disclosure - Fair Value of Financial Instruments - Schedule of Quantitative Information and Assumptions Pertaining To The Fair Value Measurement of The Level 3 Inputs (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954504 - Disclosure - Fair Value of Financial Instruments - Schedule of Financial Instruments With Significant Level 3 Inputs (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954505 - Disclosure - Income Taxes - Schedule of Components of Income Before Income Taxes (Details) </link:definition>
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<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:definition> 9954506 - Disclosure - Income Taxes - Schedule of (Benefit) Provision for Income Taxes (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="IncomeTaxesScheduleofDifferencesinStatutoryRateandEffectiveRateDetails" roleURI="http://www.lantheus.com/role/IncomeTaxesScheduleofDifferencesinStatutoryRateandEffectiveRateDetails">
<link:definition> 9954507 - Disclosure - Income Taxes - Schedule of Differences in Statutory Rate and Effective Rate (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="IncomeTaxesScheduleofComponentsofDeferredIncomeTaxAssetsLiabilitiesDetails" roleURI="http://www.lantheus.com/role/IncomeTaxesScheduleofComponentsofDeferredIncomeTaxAssetsLiabilitiesDetails">
<link:definition> 9954508 - Disclosure - Income Taxes - Schedule of Components of Deferred Income Tax Assets (Liabilities) (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="IncomeTaxesAdditionalInformationDetails" roleURI="http://www.lantheus.com/role/IncomeTaxesAdditionalInformationDetails">
<link:definition> 9954509 - Disclosure - Income Taxes - Additional Information (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="IncomeTaxesReconciliationofUncertainTaxPositionsDetails" roleURI="http://www.lantheus.com/role/IncomeTaxesReconciliationofUncertainTaxPositionsDetails">
<link:definition> 9954510 - Disclosure - Income Taxes - Reconciliation of Uncertain Tax Positions (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="InventoryDetails" roleURI="http://www.lantheus.com/role/InventoryDetails">
<link:definition> 9954511 - Disclosure - Inventory (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="PropertyPlantEquipmentNetScheduleofPropertyPlantEquipmentDetails" roleURI="http://www.lantheus.com/role/PropertyPlantEquipmentNetScheduleofPropertyPlantEquipmentDetails">
<link:definition> 9954512 - Disclosure - Property, Plant & Equipment, Net - Schedule of Property, Plant & Equipment (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="PropertyPlantEquipmentNetAdditionalInformationDetails" roleURI="http://www.lantheus.com/role/PropertyPlantEquipmentNetAdditionalInformationDetails">
<link:definition> 9954513 - Disclosure - Property, Plant & Equipment, Net - Additional Information (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
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<link:roleType id="SaleofPuertoRicoSubsidiaryDetails" roleURI="http://www.lantheus.com/role/SaleofPuertoRicoSubsidiaryDetails">
<link:definition> 9954514 - Disclosure - Sale of Puerto Rico Subsidiary (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="AssetRetirementObligationsAdditionalInformationDetails" roleURI="http://www.lantheus.com/role/AssetRetirementObligationsAdditionalInformationDetails">
<link:definition> 9954515 - Disclosure - Asset Retirement Obligations - Additional Information (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="AssetRetirementObligationsScheduleofReconciliationofCompanysAssetRetirementObligationsDetails" roleURI="http://www.lantheus.com/role/AssetRetirementObligationsScheduleofReconciliationofCompanysAssetRetirementObligationsDetails">
<link:definition> 9954516 - Disclosure - Asset Retirement Obligations - Schedule of Reconciliation of Company's Asset Retirement Obligations (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="IntangiblesNetandGoodwillScheduleofIntangiblesNetDetails" roleURI="http://www.lantheus.com/role/IntangiblesNetandGoodwillScheduleofIntangiblesNetDetails">
<link:definition> 9954517 - Disclosure - Intangibles, Net and Goodwill - Schedule of Intangibles, Net (Details) </link:definition>
<link:usedOn> link:presentationLink </link:usedOn>
<link:usedOn> link:calculationLink </link:usedOn>
<link:usedOn> link:definitionLink </link:usedOn>
</link:roleType>
<link:roleType id="IntangiblesNetandGoodwillAdditionalInformationDetails" roleURI="http://www.lantheus.com/role/IntangiblesNetandGoodwillAdditionalInformationDetails">
<link:definition> 9954518 - Disclosure - Intangibles, Net and Goodwill - Additional Information (Details) </link:definition>
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<link:definition> 9954525 - Disclosure - Stock-Based Compensation - Equity Incentive Plans (Details) </link:definition>
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<link:definition> 9954526 - Disclosure - Stock-Based Compensation - Schedule of Stock-Based Compensation Expense Recognized (Details) </link:definition>
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<link:definition> 9954530 - Disclosure - Stock-Based Compensation - Schedule of Restricted Stock Units Activity (Details) </link:definition>
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<link:definition> 9954533 - Disclosure - Stock-Based Compensation - Schedule of TSR Award Activity (Details) </link:definition>
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<xs:element id="lnth_ProceedsFromTerminationOfDerivatives" abstract="false" name="ProceedsFromTerminationOfDerivatives" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_DeferredTaxAssetsLeaseLiability" abstract="false" name="DeferredTaxAssetsLeaseLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_NumberOfOperatingLeases" abstract="false" name="NumberOfOperatingLeases" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
<xs:element id="lnth_A2019RevolvingFacilityMember" abstract="true" name="A2019RevolvingFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_DebtInstrumentCovenantComplianceMinimumInterestCoverageRatio" abstract="false" name="DebtInstrumentCovenantComplianceMinimumInterestCoverageRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
<xs:element id="lnth_BedfordMassachusettsMember" abstract="true" name="BedfordMassachusettsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_LeaseLiabilityCurrentAbstract" abstract="true" name="LeaseLiabilityCurrentAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="lnth_RegulatoryMilestonesMember" abstract="true" name="RegulatoryMilestonesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_LineOfCreditFacilityAccordionFeatureHigherBorrowingCapacityOption" abstract="false" name="LineOfCreditFacilityAccordionFeatureHigherBorrowingCapacityOption" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_DeferredTaxLiabilitiesIntangibleAssetsOtherThanGoodwill" abstract="false" name="DeferredTaxLiabilitiesIntangibleAssetsOtherThanGoodwill" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_PNT2003LicenseAgreementMember" abstract="true" name="PNT2003LicenseAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_TaxIndemnificationAgreementIncomeExpense" abstract="false" name="TaxIndemnificationAgreementIncomeExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_NewYorkCityMember" abstract="true" name="NewYorkCityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_IPRDMember" abstract="true" name="IPRDMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_OtherComprehensiveIncomeLossCashFlowHedgeUnrealizedGainLossAfterReclassificationAndTaxParent" abstract="false" name="OtherComprehensiveIncomeLossCashFlowHedgeUnrealizedGainLossAfterReclassificationAndTaxParent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_OperatingLossCarryforwardsSubjectToExpiration" abstract="false" name="OperatingLossCarryforwardsSubjectToExpiration" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_LeaseRightOfUseAssetAbstract" abstract="true" name="LeaseRightOfUseAssetAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="lnth_PaymentsOfDeferredFinancingCosts" abstract="false" name="PaymentsOfDeferredFinancingCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_ProceedsFromSaleOfRoyaltyRightsAdditionalPayment" abstract="false" name="ProceedsFromSaleOfRoyaltyRightsAdditionalPayment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_DeferredIncomeTaxAssetsNetMember" abstract="true" name="DeferredIncomeTaxAssetsNetMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="lnth_RoyaltyPercentage" abstract="false" name="RoyaltyPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
<xs:element id="lnth_A1095CommercializationMember" abstract="true" name="A1095CommercializationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_StockIssuedDuringPeriodValueStockOptionsExercisedandEmployeeStockOwnershipPlan" abstract="false" name="StockIssuedDuringPeriodValueStockOptionsExercisedandEmployeeStockOwnershipPlan" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableShares" abstract="false" name="BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
<xs:element id="lnth_POINTBiopharmaMember" abstract="true" name="POINTBiopharmaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseSection162" abstract="false" name="EffectiveIncomeTaxRateReconciliationNondeductibleExpenseSection162" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_ConvertibleSeniorNotes2625PercentDue2027Member" abstract="true" name="ConvertibleSeniorNotes2625PercentDue2027Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_PNT2002LicenseAgreementMember" abstract="true" name="PNT2002LicenseAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_OperatingExpensesBeforeGainLossOnSaleOfAssets" abstract="false" name="OperatingExpensesBeforeGainLossOnSaleOfAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_DebtInstrumentCovenantCompliancePercentageOfAdditionalInterestUponNoncompliance" abstract="false" name="DebtInstrumentCovenantCompliancePercentageOfAdditionalInterestUponNoncompliance" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="lnth_TotalStockholderReturnRestrictedStockAwardsMember" abstract="true" name="TotalStockholderReturnRestrictedStockAwardsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_LicenseAndRoyaltyRevenuesSalesBasedMilestonePaymentMember" abstract="true" name="LicenseAndRoyaltyRevenuesSalesBasedMilestonePaymentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="lnth_DebtCovenantPeriodDomain" abstract="true" name="DebtCovenantPeriodDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_AssetRetirementObligationAccelerationExpense" abstract="false" name="AssetRetirementObligationAccelerationExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_PuertoRicanRadiopharmacyServicingSubsidiaryMember" abstract="true" name="PuertoRicanRadiopharmacyServicingSubsidiaryMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_CashPayments2022Member" abstract="true" name="CashPayments2022Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_BusinessCombinationContingentLiabilityContingentValueRightPercentageOfTotalConsideration" abstract="false" name="BusinessCombinationContingentLiabilityContingentValueRightPercentageOfTotalConsideration" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="lnth_AssetAcquisitionRoyaltyPercentage" abstract="false" name="AssetAcquisitionRoyaltyPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
<xs:element id="lnth_AccruedFreightCostsCurrent" abstract="false" name="AccruedFreightCostsCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_StrategicPartnershipsAndOtherMember" abstract="true" name="StrategicPartnershipsAndOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_LeaseLiability" abstract="false" name="LeaseLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_EffectiveIncomeTaxRateReconciliationIncreaseInIndemnificationDeferredTaxAsset" abstract="false" name="EffectiveIncomeTaxRateReconciliationIncreaseInIndemnificationDeferredTaxAsset" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_A2022FacilityCovenantsMember" abstract="true" name="A2022FacilityCovenantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_LicenseandRoyaltyRevenuesMember" abstract="true" name="LicenseandRoyaltyRevenuesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_ProgenicsMember" abstract="true" name="ProgenicsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_Amended10b51PlanMember" abstract="true" name="Amended10b51PlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="lnth_CurrentlyMarketedProductMember" abstract="true" name="CurrentlyMarketedProductMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_RightOfUseAssetObtainedInExchangeForLeaseLiabilityAbstract" abstract="true" name="RightOfUseAssetObtainedInExchangeForLeaseLiabilityAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="lnth_CashFlowLesseeAbstract" abstract="true" name="CashFlowLesseeAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
<xs:element id="lnth_OtherPrecisionDiagnosticsMember" abstract="true" name="OtherPrecisionDiagnosticsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_NetSalesTargetsForAzedraMember" abstract="true" name="NetSalesTargetsForAzedraMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_BusinessCombinationContingentLiabilityContingentValueRightConsideration" abstract="false" name="BusinessCombinationContingentLiabilityContingentValueRightConsideration" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_ContingentValueRightMember" abstract="true" name="ContingentValueRightMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_ContingentPaymentsUnderCompanysLicenseAgreements" abstract="false" name="ContingentPaymentsUnderCompanysLicenseAgreements" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
<xs:element id="lnth_DebtInstrumentCovenantComplianceNumberOfFinancialCovenants" abstract="false" name="DebtInstrumentCovenantComplianceNumberOfFinancialCovenants" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
<xs:element id="lnth_MeasurementInputProbabilityOfSuccessMember" abstract="true" name="MeasurementInputProbabilityOfSuccessMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_RadiopharmaceuticalOncologyMember" abstract="true" name="RadiopharmaceuticalOncologyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_Q12024Member" abstract="true" name="Q12024Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_PerspectiveTherapeuticsIncMember" abstract="true" name="PerspectiveTherapeuticsIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
<xs:element id="lnth_ContingentConsiderationNetSalesTargetsMember" abstract="true" name="ContingentConsiderationNetSalesTargetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
<xs:element id="lnth_LeaseWeightedAverageRemainingLeaseTermAbstract" abstract="true" name="LeaseWeightedAverageRemainingLeaseTermAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
</xs:schema>


23 Previous Filings that this Filing References

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 8/03/23  Lantheus Holdings, Inc.           10-Q        6/30/23   88:7.9M                                   Workiva Inc Wde… FA01/FA
 5/01/23  Lantheus Holdings, Inc.           8-K:5,9     4/27/23   11:242K                                   Donnelley … Solutions/FA
12/28/22  Lantheus Holdings, Inc.           8-K:5,9    12/27/22   11:345K                                   Donnelley … Solutions/FA
12/08/22  Lantheus Holdings, Inc.           8-K:1,2,3,812/08/22   11:962K                                   Donnelley … Solutions/FA
12/05/22  Lantheus Holdings, Inc.           8-K:1,2,8,912/02/22   12:1.4M                                   Donnelley … Solutions/FA
11/14/22  Lantheus Holdings, Inc.           8-K:1,8,9  11/11/22   12:1.2M                                   Donnelley … Solutions/FA
 5/02/22  Lantheus Holdings, Inc.           8-K:5,9     4/28/22   11:163K                                   Donnelley … Solutions/FA
 4/29/22  Lantheus Holdings, Inc.           10-Q        3/31/22   87:7.6M                                   Workiva Inc Wde… FA01/FA
 4/29/21  Lantheus Holdings, Inc.           8-K:5,9     4/28/21   11:161K                                   Donnelley … Solutions/FA
 6/26/20  Lantheus Holdings, Inc.           S-8         6/26/20    6:317K                                   Donnelley … Solutions/FA
 4/30/19  Lantheus Holdings, Inc.           10-Q        3/31/19   70:4M
 4/26/19  Lantheus Holdings, Inc.           8-K:5,9     4/24/19    2:33K                                    Donnelley … Solutions/FA
 2/20/19  Lantheus Holdings, Inc.           10-K       12/31/18  117:10M                                    Workiva Inc Wde… FA01/FA
 4/27/18  Lantheus Holdings, Inc.           8-K:5,9     4/26/18    3:207K                                   Donnelley … Solutions/FA
 8/01/17  Lantheus Holdings, Inc.           10-Q        6/30/17   65:3.8M                                   Donnelley … Solutions/FA
 4/28/17  Lantheus Holdings, Inc.           8-K:5,9     4/27/17    3:105K                                   Donnelley … Solutions/FA
 4/28/16  Lantheus Holdings, Inc.           8-K:5,9     4/26/16    2:34K                                    Donnelley … Solutions/FA
 1/05/16  Progenics Pharmaceuticals Inc.    8-K:1,2,9  12/31/15    2:505K
 6/30/15  Lantheus Holdings, Inc.           8-K:1,2,3,5 6/25/15   14:2.6M                                   Donnelley … Solutions/FA
 6/16/15  Lantheus Holdings, Inc.           S-1/A                  5:4.2M                                   Donnelley … Solutions/FA
 7/09/14  Lantheus Holdings, Inc.           S-1/A¶                12:4.9M                                   Donnelley … Solutions/FA
 5/06/13  Lantheus Medical Imaging, Inc.    8-K:5,9     4/30/13    4:631K                                   Toppan Merrill/FA
10/06/10  Lantheus MI Real Estate, LLC      S-4¶                  29:16M                                    Toppan Merrill-FA
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Filing Submission 0001628280-24-006158   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

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