title: Effect of oral contraceptives on urinary metabolite excretions after administration of L-tryptophan or L-kynurenine sulfate.
mesh_terms: D002986:Clinical Trials as Topic; D003276:Contraceptives, Oral / Q000494:pharmacology*; D004997:Ethinyl Estradiol / Q000494:pharmacology; D005040:Ethynodiol Diacetate / Q000494:pharmacology; D005260:Female; D006801:Humans; D007737:Kynurenine / Q000378:metabolism* / Q000652:urine; D008656:Mestranol / Q000494:pharmacology; D009640:Norethindrone / Q000494:pharmacology; D009644:Norgestrel / Q000494:pharmacology; D014364:Tryptophan / Q000378:metabolism* / Q000652:urine
chemical_list: D003276:Contraceptives, Oral; D007737:Kynurenine; D009644:Norgestrel; D004997:Ethinyl Estradiol; D005040:Ethynodiol Diacetate; D014364:Tryptophan; D008656:Mestranol; D009640:Norethindrone