Hydralazine Versus Labetalol for the Management of Hypertensive Disorders of Pregnancy

Patients with an hypertensive crisis during pregnancy will receive 5mg IV every 15 minutes until high blood pressure is controlled (Maximum number of doses: 3).

Patients with an hypertensive crisis during pregnancy will receive 20 mg of Labetalol IV. After 15 minutes if the crisis continue, 40 mg IV. After 15 minutes if the crisis continue, 80 mg IV. Then, if the crisis continue, 80 mg IV every 15 minutes (maximum dose: 300 mg IV in total).