Promegestone

Promegestone (INN) (brand name Surgestone), also known as 17α,21-dimethyl-19-nor-Δ,-pregnadiene-3,20-dione, is a 19-norprogesterone derivative and steroidal progestin which was introduced in 1983 and is marketed in France, Portugal, and Argentina. Indications include gynaecological conditions caused by luteal insufficiency, including premenopausal disorders, dysmenorrhea, and premenstrual syndrome. Unlike some other progestins, promegestone is devoid of androgenic properties.