Ireland, F A Effects of bromocriptine and perphenazine on prolactin and progesterone concentrations in pregnant pony mares during late gestation. [electronic resource] - Journal of reproduction and fertility May 1991 - 179-86 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0022-4251 Standard No.: 10.1530/jrf.0.0920179 doi Subjects--Topical Terms: AnimalsBromocriptine--toxicityDystocia--chemically inducedFemaleHorses--bloodLactationPerphenazine--pharmacologyPregnancyPregnancy, Animal--bloodProgesterone--bloodProlactin--bloodTime Factors