Norepinephrine versus phenylephrine for prevention of postpartum depression after cesarean section under spinal anesthesia

Phase 4 trial of norepinephrine and phenylephrine in postpartum depression (PPD) (2 arms), sponsored by Xuancheng People's Hospital. Primary endpoints: Incidence of postpartum depression at 4 weeks after cesarean section and Norepinephrine levels at 48 hours postoperatively. Planned start May 2024; status: not yet recruiting.