SEC Form SC 13G/A filed by 60 Degrees Pharmaceuticals Inc. (Amendment)
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             CUSIP No. 83006G104 
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               1 
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               NAMES OF REPORTING PERSONS 
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               KNIGHT THERAPEUTICS INC. 
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               2 
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               CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 
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               (a)☐ 
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               (b)☐ 
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               3 
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               SEC USE ONLY 
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               4 
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               CITIZENSHIP OR PLACE OF ORGANIZATION 
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               CANADA 
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               NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 
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               5 
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               SOLE VOTING POWER 
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               1,153,897 
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               6 
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               SHARED VOTING POWER 
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|  0 | 
            
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               7 
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               SOLE DISPOSITIVE POWER 
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               1,153,897 
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               8 
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               SHARED DISPOSITIVE POWER 
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|  0 | 
            
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               9 
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               AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 
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               1,153,897 
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               10 
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               CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) 
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               ☐ 
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               11 
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               PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 
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               9.97% (1) 
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               12 
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               TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 
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|  CO | 
            
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             CUSIP No. 83006G104 
           | 
        |
| 
               1 
             | 
            
               NAMES OF REPORTING PERSONS 
             | 
            
               | 
            
               | 
          ||
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               KNIGHT THERAPEUTICS INTERNATIONAL S.A. 
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               2 
             | 
            
               CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 
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            ||||
| 
               (a)☐ 
             | 
            |||||
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               (b)☐ 
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               3 
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               SEC USE ONLY 
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               4 
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               CITIZENSHIP OR PLACE OF ORGANIZATION 
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               URUGUAY 
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               NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 
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               5 
             | 
            
               SOLE VOTING POWER 
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               | 
            
               | 
          |
| 
               1,153,897 
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          |||
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               6 
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               SHARED VOTING POWER 
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|  0 | 
            
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               7 
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               SOLE DISPOSITIVE POWER 
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               | 
            
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          ||
| 
               1,153,897 
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               | 
            
               | 
          |||
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          ||||
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               8 
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               SHARED DISPOSITIVE POWER 
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|  0 | 
            
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          |||
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          ||||
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               9 
             | 
            
               AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 
             | 
            
               | 
            
               | 
          ||
| 
               1,153,897 
             | 
            
               | 
            
               | 
          |||
| 
               | 
            
               | 
          ||||
| 
               10 
             | 
            
               CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) 
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               | 
            
               | 
          ||
| 
               ☐ 
             | 
            
               | 
            
               | 
          |||
| 
               | 
            
               | 
          ||||
| 
               11 
             | 
            
               PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 
             | 
            
               | 
            
               | 
          ||
| 
               9.97% (1) 
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          |||
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          ||||
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               12 
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               TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 
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|  CO | 
            
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| Item 1(a). | 
             Name of Issuer: 
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| Item 1(b). | 
             Address of Issuer's Principal Executive Offices: 
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| Item 2(a). | 
             Name of Persons Filing: 
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| Item 2(b). | 
             Address or principal business office or, if none, residence: 
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| Item 2(c). | 
             Citizenship: 
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| Item 2(d) | 
             Title of class of securities: 
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| Item 2(e). | 
              CUSIP No.: 
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| Item 3. | 
             If this statement is filed pursuant to §§240.13d–1(b) or 240.13d–2(b) or (c), check whether the person filing is a: 
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| Item 4. | 
             Ownership 
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               (a) 
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               Amount beneficially owned: 1,153,897 as of March 31, 2024 
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               (b) 
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               Percent of class:  9.97 % 
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               (c) 
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               Number of shares as to which the person has: 
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               (i) 
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               Sole power to vote or to direct the vote: 1,153,897 
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               (ii) 
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               Shared power to vote or to direct the vote:  0 
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               (iii) 
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               Sole power to dispose or to direct the disposition of: 1,153,897 
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               (iv) 
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               Shared power to dispose or to direct the disposition of: 0 
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| Item 5. | 
             Ownership of 5 Percent or Less of a Class. 
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| Item 6. | 
             Ownership of More than 5 Percent on Behalf of Another Person. 
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| Item 7. | 
             Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person. 
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| Item 8. | 
             Identification and Classification of Members of the Group 
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| Item 9. | 
             Notice of Dissolution of Group. 
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| Item 10. | 
             Certifications 
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             Dated: May 3, 2024 
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             KNIGHT THERAPEUTICS INTERNATIONAL S.A. 
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             By: 
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             /s/ Arvind Utchanah 
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             Name: Arvind Utchanah 
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             Title: President of the Board of Directors 
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             KNIGHT THERAPEUTICS INC. 
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             By: 
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             /s/ Samira Sakhia 
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             Name: Samira Sakhia 
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             Title: President and Chief Executive Officer 
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             Dated: May 3, 2024 
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          ||
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             KNIGHT THERAPEUTICS INTERNATIONAL S.A. 
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        ||
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             | 
          
             By: 
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             /s/ Arvind Utchanah 
           | 
        
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             Name: Arvind Utchanah 
           | 
        ||
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             Title: President of the Board of Directors 
           | 
        ||
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             KNIGHT THERAPEUTICS INC. 
           | 
        ||
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             | 
          
             By: 
           | 
          
             /s/ Samira Sakhia 
           | 
        
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             Name: Samira Sakhia 
           | 
        ||
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             Title: President and Chief Executive Officer 
           | 
        ||