G03 - Sex Hormones and Modulators Of The Genital System
Other hormones, see H - Systemic hormonal preparations, excl. sex hormones and insulins. Sex hormones used only in the treatment of cancer (often selected strengths) are classified in L - Antineoplastic and immunomodulating agents.
The DDDs of many of the hormone preparations may vary considerably with the route of administration due to substantial differences in bioavailability. The DDDs of depot preparations are calculated as the dose divided by the dosing interval.
G03G - Gonadotropins and Other Ovulation Stimulants
The DDDs are based on the initial treatment of anovulation.
G03GA - Gonadotropins
This group comprises both naturally occurring gonad-stimulating hormones and synthetic ovulation stimulants. G03GA02 comprises products of human origin (e.g. menotrophin) while G03GA30 comprises combinations of recombinant hormones (e.g. follitropin alfa and lutropin alfa).