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Drospirenone; Estetrol Patent Expiration

Drospirenone; Estetrol is Used for contraception in females of reproductive potential. It was first introduced by Mayne Pharma Llc in its drug Nextstellis on Apr 15, 2021.


Drospirenone; Estetrol Patents

Given below is the list of patents protecting Drospirenone; Estetrol, 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
Nextstellis US11793760 Orodispersible dosage unit containing an estetrol component Jun 17, 2036 Mayne Pharma
Nextstellis US11957694 Orodispersible dosage unit containing an estetrol component Jun 17, 2036 Mayne Pharma
Nextstellis US11964055 Orodispersible dosage unit containing an estetrol component Jun 17, 2036 Mayne Pharma
Nextstellis US7732430 Drug delivery system comprising a tetrahydroxilated estrogen for use in hormonal contraception Mar 02, 2025 Mayne Pharma


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