Addition of Fentanyl or High-Dose Morphine to Bupivacaine Is Superior to Bupivacaine Alone during Single-Shot Spinal Anesthesia

Conclusion: The addition of fentanyl or high-dose morphine to bupivacaine increases the efficacy and duration of SSSA in the active phase of progressing labor without increasing side effects.Gynecol Obstet Invest
Source: Gynecologic and Obstetric Investigation - Category: OBGYN Source Type: research