Dienogest; Estradiol Valerate is Used for preventing pregnancy and treating heavy menstrual bleeding in women who use oral contraceptives. It was first introduced by Bayer Healthcare Pharmaceuticals Inc in its drug Natazia on May 6, 2010. 2 different companies have introduced drugs containing Dienogest; Estradiol Valerate.

Dienogest; Estradiol Valerate Patents

Given below is the list of patents protecting Dienogest; Estradiol Valerate, along with the drug name that holds that patent and the company name owning that drug.

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Drug Used in	Drug Patent Number	Drug Patent Title	Drug Patent Expiry	Drug Owner
Natazia	US8153616	Combination preparation for oral contraception and oral therapy of dysfunctional uterine bleeding containing estradiol valerate and dienogest and method of using same	Jan 30, 2028	Bayer Hlthcare
Natazia	US8071577	Multi-phase contraceptive preparation based on a natural estrogen	May 13, 2026	Bayer Hlthcare
Natazia	US6133251	Combination compound for contraception based on natural estrogen	Oct 25, 2016 (Expired)	Bayer Hlthcare
Natazia	US6884793	Combination preparation for contraception based on natural estrogens	Oct 25, 2016 (Expired)	Bayer Hlthcare

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Dienogest; Estradiol Valerate's Family Patents

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Dienogest; Estradiol Valerate Generic API Manufacturers

Only one generic application has been filed for Dienogest; Estradiol Valerate.

Given below is the list of companies who have filed for Dienogest; Estradiol Valerate generic, along with the locations of their manufacturing plants worldwide.