U.S., Feb. 13 -- ClinicalTrials.gov registry received information related to the study (NCT06823180) titled 'Hydromorphone Hydrochloride Epidural Preemptive Analgesia for Postoperative Pain After Cesarean Section' on Jan. 22.
Brief Summary: Acute pain often occurs after cesarean section, which can lead to stress and inflammatory response in the body, which will not only affect the postpartum recovery speed of the puerpera, but also inhibit the secretion of prolactin to a certain extent and reduce the secretion of milk. Epidural anesthesia is a common anesthesia method for cesarean section, which has the advantages of easy operation and little influence on the fetus. Preemptive analgesia can effectively block the transmission of harmful sti...