SBP (mmHg)

Labetalol

Hydralazine

T-test

P-value

On Admission

180.76 ± 14.31

179.00 ± 19.40

0.459

0.064

After First Dose

154.92 ± 11.98

166.04 ±13.72

−4.315

0.0001

After Second Dose

147.27 ± 4.67

158.37 ± 13.29

−2.307

0.010

After Third Dose

156.73 ± 10.33

After Fourth Dose

153.66 ± 6.62

After Fifth Dose

150.00 ± 0.00