Answer
Spinal anaesthesia can reduce blood-vessel tone and cause an acute fall in blood pressure. Metaraminol constricts blood vessels to help restore pressure while other appropriate measures are undertaken.
Sources for this answer
- Metaraminol 0.5 mg/ml, solution for injection in pre-filled syringe — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.