Progestin
The Progestin class covers 2 of the active ingredients in this catalogue, including Medroxyprogesterone, Norethindrone. Ingredients in one class share a mechanism of action, so their interactions, contraindications and typical side effects tend to overlap.
Active ingredients
- G03DA02MedroxyprogesteroneProgestin
Medroxyprogesterone acetate (MPA) is a synthetic progestin used as oral therapy (Provera) for menstrual cycle disorders and as part of menopausal HRT, and as a long-acting injectable contraceptive (Depo-Provera) given every 12 weeks. It has anti-estrogenic and anti-gonadotrophic effects.
- G03DC02NorethindroneProgestin
Norethindrone is a first-generation oral progestin in clinical use since 1957. It is used in progestin-only contraceptive 'mini-pills', combined with ethinyl estradiol in many combined oral contraceptives, and as monotherapy at higher dose for abnormal uterine bleeding and endometriosis.
Medications
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