n an antihypertensive drug (trade name Apresoline) that dilates blood vessels; used (often with a diuretic) to treat hypertension and congestive heart failure
He was the first patient given hydralazine at the clinic, and remains one of its best testimonials.
The former Vice President has had hypertension (high blood pressure); he takes several medicines (Dyazide, hydralazine and, lately, atenolol) to control it.
They gave reserpine first, then nerve-blocking drugs, hydralazine and veratrum compounds, finally phenoxybenzamine.