1,2-methylene-6-methylene- and 6-methylpregnenes, their preparation and pharmaceutical use

摘要

1,2-methylene-6-methylene- and 6- methylpregnenes of Formula I ##STR1## wherein A is ##STR2## and R is a hydrogen atom, an acyl group, or an alkoxymethyl groupPP are strong antiandrogens, and suitable for the topical treatment of seborrhea, acne, alopecia, and hirsutism.