When to Hold Hydralazine?

HydrALAZINE (Apresoline) 10 mg IV Push q6h for 24 Hours PRN SBP above 220 mmHg or DBP above 120 mmHg. Notify MD if SBP above 220 mmHg or DBP above 120 mmHg. Hold for HR less than 60 BPM. Do not decrease BP below 180/105 mmHg.

When should you not take hydralazine?

You should not use hydralazine if you are allergic to it, or if you have: coronary artery disease; or. rheumatic heart disease affecting the mitral valve.

Does hydralazine affect diastolic blood pressure?

Hydralazine is a direct arteriolar vasodilator, with little effect on venous capacitance vessels, that produces a rapid BP decrease with diastolic pressure reduced more than systolic.