ACOG supports epidural pain relief on demand.
D000767:Anesthesia, Epidural / Q000592:standards*; D000773:Anesthesia, Obstetrical / Q000592:standards*; D000779:Anesthetics, Local / Q000008:administration & dosage; D005260:Female; D006801:Humans; D017410:Practice Guidelines as Topic; D011247:Pregnancy
D000779:Anesthetics, Local