title: Effect of diazepam on meperidine requirements of patients during labor.
mesh_terms: D000759:Adjuvants, Anesthesia; D000773:Anesthesia, Obstetrical; D002986:Clinical Trials as Topic; D003975:Diazepam / Q000008:administration & dosage / Q000009:adverse effects / Q000494:pharmacology*; D005260:Female; D005333:Fetus / Q000187:drug effects; D006801:Humans; D007275:Injections, Intravenous; D007743:Labor, Obstetric / Q000187:drug effects; D008431:Maternal-Fetal Exchange / Q000187:drug effects*; D008614:Meperidine / Q000378:metabolism*; D010919:Placebos; D011247:Pregnancy
chemical_list: D000759:Adjuvants, Anesthesia; D010919:Placebos; D008614:Meperidine; D003975:Diazepam