Products Antiandrogens are mainly commercially available in the form of tablets, capsules, and injectables. Among the first steroidal agents was cyproterone acetate, which was patented in the 1960s. Flutamide was the first non-steroidal agent to be approved in the 1980s. Structure and properties A distinction is made between antiandrogens with a steroidal structure (like the … Antiandrogens
Symptoms Increasing diffuse thinning of the hair occurs in the area of the middle parting. In this case, unlike androgenetic alopecia in men, not all hair is lost, but the scalp becomes visible over time. Often, a densely hairy strip remains frontally above the forehead. Dense hair is also still found on the sides and … Androgenetic Alopecia in Women
Products Dienogest is commercially available in many countries as a fixed combination with estradiol valerate in tablet form (Qlaira). Furthermore, a monopreparation for endometriosis therapy is available (Visanne, see under Dienogest Endometriosis). The fixed combination with ethinyl estradiol (Valette, generic) was approved in many countries in 2014. Dienogest + estradiol Qlaira has been on the … Dienogest
Products Dienogest is commercially available for endometriosis therapy in tablet form (Visanne, generic). Structure and properties Dienogest (C20H25NO2, Mr = 311.4 g/mol) is a derivative of 19-nortestosterone (nandrolone) and carries a cyanomethyl group. Effects Dienogest (ATC G03DB08) has progestogenic and antiandrogenic properties. The effects are due to selective binding to progesterone receptors. Dienogest abolishes the … Dienogest (Endometriosis Therapy)
Products Nomegestrol acetate is commercially available as a fixed combination with the natural estrogen estradiol in the form of film-coated tablets (Zoely). It has been approved in many countries since 2012 and entered the market in 2013. Structure and properties Nomegestrol acetate (C23H30O4, Mr = 370.5 g/mol) is derived from progestin 19-norprogesterone and progesterone, respectively. … Nomegestrol Acetate
Products Oral contraceptives are commercially available in the form of film-coated tablets and coated tablets. Numerous products with different active ingredients are available from different manufacturers. Structure and properties Oral contraceptives usually contain an estrogen (mainly ethinyl estradiol, sometimes estradiol) and a progestin. Preparations are also available that contain only a progestin (minipill, e.g., desogestrel, … Oral Contraceptives
Products Progestogens are commercially available in the form of tablets, capsules, transdermal patches and gels, vaginal rings, injectables, and vaginal preparations, among others. They are contained in hormonal contraceptives, on the one hand in mono- and on the other hand in combination preparations. Structure and properties Progestins are steroid hormones. The lead substance is the … Progestins
