title: Drug interactions with the pill.
mesh_terms: D003276:Contraceptives, Oral / Q000494:pharmacology*; D004347:Drug Interactions; D005260:Female; D006801:Humans; D014635:Valproic Acid / Q000494:pharmacology*
chemical_list: D003276:Contraceptives, Oral; D014635:Valproic Acid