Allopurinol; Lesinurad Patent Expiration
Allopurinol; Lesinurad is Used for treating hyperuricemia associated with gout in patients who have not responded to a sufficient dose of allopurinol alone. It was first introduced by Ironwood Pharmaceuticals Inc
Allopurinol; Lesinurad Patents
Given below is the list of patents protecting Allopurinol; Lesinurad, along with the drug name that holds that patent and the company name owning that drug.
| Drug Used in | Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Drug Owner |
|---|---|---|---|---|
| Duzallo | US8546436 | Polymorphic forms of 2-(5-bromo-4-(4-cyclopropylnaphthalen-1-yl)-4H-1,2,4-triazol-3-ylthio)acetic acid and uses thereof | Feb 29, 2032 | Ironwood Pharms Inc |
| Duzallo | US9956205 | Polymorphic forms of 2-(5-bromo-4-(4-cyclopropylnaphthalen-1-yl)-4H-1,2,4-triazol-3-ylthio)acetic acid and uses thereof | Dec 28, 2031 | Ironwood Pharms Inc |
| Duzallo | US9216179 | Treatment of gout and hyperuricemia | Aug 01, 2031 | Ironwood Pharms Inc |
| Duzallo | US8357713 | Compounds and compositions and methods of use | Dec 22, 2029 | Ironwood Pharms Inc |
| Duzallo | US8084483 | Compounds and compositions and methods of use | Aug 17, 2029 | Ironwood Pharms Inc |
| Duzallo | US8546437 | Compounds and compositions and methods of use | Apr 29, 2029 | Ironwood Pharms Inc |
| Duzallo | US10183012 | Compounds and compositions and methods of use | Nov 26, 2028 | Ironwood Pharms Inc |
| Duzallo | US8283369 | Compounds and compositions and methods of use | Nov 26, 2028 | Ironwood Pharms Inc |
| Duzallo | US8003681 | 2-(5-bromo-4-(4-cyclopropylnaphthalen-1-yl)-4H-1,2,4-triazol-3-ylthio)acetic acid and methyl ester | Aug 25, 2025 | Ironwood Pharms Inc |
Allopurinol; Lesinurad's Family Patents
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