Objective: To evaluate and compare the efficacy of intravenous Labetalol versus oral Nifedipine in the treatment of severe hypertension with pregnancy Design: Randomized Prospective Comparative Study Setting: Tertiary care centre in Department of Obstetrics and Gynecology in Maulana Azad Medical College and Lok Nayak Hospital, New Delhi 110002 Methodology: After randomization 50 pregnant patients with severe hypertension (BP=160/110mmHg) received either intravenous labetalol or oral nifedipine. The level of control of blood pressure was compared in the group A (Labetalol) and group B (Nifedipine) in the 48 hours following the treatment.