1. A therapeutic composition having progestational activity comprising as active ingredient a 17-aliphatic carboxylic acid ester of 17.alpha.-ethynyl-18-methyl-19-nortestosterone and a pharmaceutical carrier for said compound.
一种具有孕激素活性的治疗组合物,其包括作为活性成分的17-
脂肪族羧酸酯化合物,该化合物为17α-
乙炔基-18-甲基-1
9-去氢睾酮的酯化合物,并包含药用载体。