Hydralazine Tablets Rx

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Hydralazine Tablets

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Generic Name and Formulations:

Hydralazine HCl 10mg, 25mg, 50mg, 100mg.

Select therapeutic use:

Indications for Hydralazine Tablets:



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.


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


Coronary artery disease. Mitral valve disease.


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.

See Also:

Hydralazine Injection

Pharmacological Class:



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:

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