See the DrugPatentWatch profile for Etonogestrel
Etonogestrel is not currently available as a generic drug in the United States. While the patent for etonogestrel has expired, the drug is marketed under brand names, with Imvexxy and Zencos being prominent examples [1]. These brand-name products contain etonogestrel [2].
When does etonogestrel exclusivity expire?
The primary patent protecting etonogestrel's use in certain applications expired in 2023 [1]. This expiration is a significant factor in the potential for generic availability.
What companies are involved with etonogestrel?
Theramex is a key manufacturer and marketer of etonogestrel-containing products [3]. While other companies may be involved in its development or distribution, Theramex is a primary entity associated with the drug's market presence.
Are there alternatives to etonogestrel?
For women's health applications, various hormonal contraceptives and treatments are available, though they may contain different active ingredients or have different delivery mechanisms. Specific alternatives would depend on the medical condition being treated [4].
What are the uses of etonogestrel?
Etonogestrel is a progestin used in several pharmaceutical products. It is found in vaginal rings for contraception and in implants for long-acting reversible contraception [5]. It is also utilized in combination with estradiol for menopausal hormone therapy, such as in vaginal inserts for treating moderate to severe dyspareunia, a symptom of vulvovaginal atrophy [2, 5].