title: Letter: Preabortion medication.
mesh_terms: D000032:Abortion, Therapeutic; D000768:Anesthesia, General / Q000009:adverse effects; D003975:Diazepam / Q000627:therapeutic use; D005260:Female; D006801:Humans; D006919:Hydroxyzine / Q000627:therapeutic use; D009325:Nausea / Q000209:etiology; D011247:Pregnancy; D011292:Premedication; D014839:Vomiting / Q000209:etiology
chemical_list: D006919:Hydroxyzine; D003975:Diazepam