title: Tryptophan, depression and steroidal contraception.
mesh_terms: D001921:Brain / Q000187:drug effects / Q000378:metabolism; D003276:Contraceptives, Oral / Q000494:pharmacology*; D003277:Contraceptives, Oral, Combined / Q000494:pharmacology*; D003863:Depression / Q000139:chemically induced / Q000188:drug therapy / Q000378:metabolism*; D005260:Female; D006801:Humans; D011736:Pyridoxine / Q000627:therapeutic use; D013997:Time Factors; D014364:Tryptophan / Q000378:metabolism*; D026681:Vitamin B 6 Deficiency / Q000188:drug therapy / Q000378:metabolism
chemical_list: D003276:Contraceptives, Oral; D003277:Contraceptives, Oral, Combined; D014364:Tryptophan; D011736:Pyridoxine