Efficacy of Intravenous Butorphanol for Preventing Epidural-Related Maternal Fever (ERMF) During Epidural Labor Analgesia: A Randomized, Double-Blind, Placebo-Controlled Clinical Trial

Zhang Y, Chen X, Xu S, Feng S, Li C

Drug Design, Development and Therapy 2025, 19:9737-9749

Published Date: 1 November 2025