(cyproterone acetate) n. a steroid drug that inhibits the effects of male sex hormones (see anti-androgen). It is used to treat hypersexuality disorders and advanced prostate cancer in men; combined with ethinylestradiol as co-cyprindiol (Dianette), it is used to treat acne and hirsuitism in women. Cyproterone is administered by mouth and common side-effects include tiredness, loss of strength, inhibition of sperm formation, infertility, and breast enlargement (gynaecomastia). Because of a risk of liver damage, liver function tests should be carried out before and during treatment. Trade names: Androcur, Cyprostat.
Subjects: Medicine and Health.