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Cyproterone

(Science: chemical) An anti-androgen that, in the form of its acetate (cyproterone acetate), also has progestational properties. It is used in the treatment of hypersexuality in males, as a palliative in prostatic carcinoma, and, in combination with oestrogen, for the therapy of severe acne and hirsutism in females.

Pharmacological action: androgen antagonists.

chemical name: 3'H-Cyclopropa(1,2)pregna-1,4,6-triene-3,20-dione, 6-chloro-1,2-dihydro-17-hydroxy-, (1beta,2beta)-