Hydromorphone Hydrochloride Epidural Preemptive Analgesia for Postoperative Pain After Cesarean Section

NCT06823180 · clinicaltrials.gov ↗

PHASE4

Phase

COMPLETED

Status

105

Enrollment

OTHER

Sponsor class

Conditions

Post-surgical Pain

Interventions

DRUG: Hydromorphone hydrochloride low dose
DRUG: Hydromorphone hydrochloride high dose
DRUG: 0.9% sodium chloride

Sponsor

Liquan Liang