Source:http://linkedlifedata.com/resource/umls/id/C0009910
MSH: Contraceptive substances to be used after COITUS. These agents include high doses of estrogenic drugs; progesterone-receptor blockers; ANTIMETABOLITES; ALKALOIDS, and PROSTAGLANDINS.,CSP: contraceptive agent to be used after coitus; include high doses of estrogenic drugs, progesterone-receptor blockers, antimetabolites, alkaloids and prostaglandins.