Indications for: Hydralazine Tablets


Adult Dosage:

Initially 10mg 4 times daily for 2–4 days, then increase to 25mg 4 times daily for rest of 1st week, then to 50mg 4 times daily; max 300mg/day.

Children Dosage:

Initially 0.75mg/kg per day in 4 divided doses, increase gradually over 3–4 weeks; max 7.5mg/kg or 200mg daily.

Hydralazine Tablets Contraindications:

Coronary artery disease. Mitral valve disease.

Hydralazine Tablets Warnings/Precautions:

Suspected coronary artery disease. Cerebrovascular accidents. Aortic aneurysm. Increased intracranial pressure. Renal disease. Treat paresthesias and/or numbness with pyridoxine. Discontinue if blood dyscrasias occur. Obtain CBC and ANA titer periodically; consider discontinuing if SLE occurs. Surgery. Pregnancy (Cat.C). Nursing mothers.

Hydralazine Tablets Classification:


Hydralazine Tablets Interactions:

Caution with MAOIs. Profound hypotension with potent parenteral antihypertensives (eg, diazoxide). Antagonized by NSAIDs. May block epinephrine.

Adverse Reactions:

Headache, anorexia, GI disturbances, palpitations, edema, flushing, nasal congestion, lacrimation, rash, tachycardia, angina, orthostatic hypotension, blood dyscrasias, peripheral neuritis, SLE.


Formerly known under the brand names Apresoline (inj, tabs); Dralzine (tabs).

How Supplied:

Contact supplier.