title: [Comparative study on the labor-analgesic effect of Vendal and Centralgin-Avacan].
mesh_terms: D000698:Analgesia; D000700:Analgesics; D000758:Anesthesia; D000760:Anesthesia and Analgesia; D000773:Anesthesia, Obstetrical; D005998:Glycine / Q000031:analogs & derivatives; D008614:Meperidine; D009022:Morphine Derivatives; D059408:Pain Management; D013565:Sympatholytics / Q000628:therapy*
chemical_list: D000700:Analgesics; D009022:Morphine Derivatives; D013565:Sympatholytics; C004644:camylofine; D008614:Meperidine; D005998:Glycine
keywords: ANESTHESIA, OBSTETRICAL; MEPERIDINE/anesthesia and analgesia; MORPHINE/related compounds; SYMPATHOLYTICS/therapy