The use of a progestational agent in the immediate postpartum period.
D002986:Clinical Trials as Topic; D003276:Contraceptives, Oral / Q000494:pharmacology*; D005260:Female; D006801:Humans; D007774:Lactation / Q000187:drug effects*; D049590:Postpartum Period; D011247:Pregnancy; D011372:Progestins / Q000494:pharmacology*
D003276:Contraceptives, Oral; D011372:Progestins