title: Effects of oral contraceptives on vitamin A metabolism in the human and the rat.
mesh_terms: D000328:Adult; D000818:Animals; D001831:Body Temperature / Q000187:drug effects; D002338:Carotenoids / Q000097:blood; D003276:Contraceptives, Oral / Q000494:pharmacology*; D004032:Diet; D004338:Drug Combinations; D004997:Ethinyl Estradiol / Q000494:pharmacology; D005260:Female; D006400:Hematocrit; D006801:Humans; D008099:Liver / Q000187:drug effects / Q000378:metabolism; D008598:Menstruation; D009640:Norethindrone / Q000494:pharmacology; D009644:Norgestrel / Q000494:pharmacology; D009751:Nutritional Requirements; D051381:Rats; D013045:Species Specificity; D014801:Vitamin A / Q000097:blood / Q000378:metabolism*
chemical_list: D003276:Contraceptives, Oral; D004338:Drug Combinations; D014801:Vitamin A; D002338:Carotenoids; D009644:Norgestrel; D004997:Ethinyl Estradiol; D009640:Norethindrone