1alfa, 2alfa - methylene - 6 - methylene - and 6alfa - methylpregnener, procedure for their production and pharmaceutical preparations containing them

摘要

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