title: Route of progestagen administration to the ewe and spermicidal action in the vagina at the ensuing estrus.
mesh_terms: D000284:Administration, Oral; D000818:Animals; D004971:Estrus / Q000187:drug effects*; D005260:Female; D007279:Injections, Subcutaneous; D007315:Insemination, Artificial / Q000662:veterinary; D008297:Male; D008525:Medroxyprogesterone / Q000008:administration & dosage / Q000494:pharmacology; D008552:Melengestrol Acetate / Q000008:administration & dosage / Q000494:pharmacology; D011247:Pregnancy; D011372:Progestins / Q000008:administration & dosage*; D012756:Sheep / Q000502:physiology*; D013094:Spermatozoa / Q000187:drug effects*; D014621:Vagina
chemical_list: D011372:Progestins; D008552:Melengestrol Acetate; D008525:Medroxyprogesterone