This application describes novel 17-(optionally substituted)phenyl-18,19,20-trinorprosta-16-ynoic acid derivatives of the F, E and A series, for example methyl 9.alpha.,11.alpha.,15-trihydroxy-17-phenyl-18,19,20-trinorprosta-5-cis,13- trans-dien-16-ynoate, together with processes for their manufacture, pharmaceutical or veterinary compositions containing them, and a method of luteolysis in a mammalian host.
该应用描述了新型的17-(可选取代)苯基-18,19,20-三去甲
前列腺素-16-炔酸衍
生物,包括F、E和A系列,例如甲基9.alpha.,11.alpha.,15-三羟基-17-苯基-18,19,20-三去甲
前列腺素-5-顺,13-反-二烯-16-炔酸酯,以及它们的制造方法、含有它们的药用或兽医组合物,以及在哺乳动物宿主中的黄体溶解方法。