Prophylactic Norepinephrine Infusion Combined With Colloid Coloading for Postspinal Anesthesia Hypotension
Conditions
Interventions
- DRUG: Normal saline
- DRUG: Norepinephrine (0.025 μg/kg/min)
- DRUG: Norepinephrine (0.05 μg/kg/min)
- DRUG: Norepinephrine (0.075 μg/kg/min)
- DRUG: Norepinephrine (0.1 μg/kg/min)
Sponsor
General Hospital of Ningxia Medical University