Alprostadil Patent Expiration
Alprostadil was first introduced by Pfizer Inc
Alprostadil Patents
Given below is the list of patents protecting Alprostadil, 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 |
|---|---|---|---|---|
| Muse | US5886039 | Method and composition for treating erectile dysfunction |
Mar 23, 2016
(Expired) | Viatris |
| Caverject | US5741523 | Stabilized prostaglandin E1 |
Apr 21, 2015
(Expired) | Pfizer |
| Caverject Impulse | US5716338 | Dual-chamber type injection cartridge with bypass connection |
Feb 10, 2015
(Expired) | Pfizer |
| Caverject Impulse | US5501673 | Injection cartridge |
Apr 16, 2013
(Expired) | Pfizer |
| Muse | US5474535 | Dosage and inserter for treatment of erectile dysfunction |
Dec 12, 2012
(Expired) | Viatris |
Alprostadil's Family Patents
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