The pharmacological blockade of the initiation but not of the maintenance of sexual receptivity of the ewe.
D000818:Animals; D002746:Chlorpromazine / Q000494:pharmacology*; D004958:Estradiol / Q000494:pharmacology*; D004971:Estrus; D005260:Female; D005640:Follicle Stimulating Hormone / Q000378:metabolism; D010570:Pessaries; D010902:Pituitary Gland / Q000502:physiology; D011247:Pregnancy; D011372:Progestins / Q000494:pharmacology; D012726:Sexual Behavior, Animal / Q000187:drug effects*; D012756:Sheep / Q000502:physiology*
D011372:Progestins; D004958:Estradiol; D005640:Follicle Stimulating Hormone; D002746:Chlorpromazine