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Apresazide Side Effects Center
Medical Editor: John P. Cunha, DO, FACOEP
Apresazide (hydralazine HCI and hydrochlorothiazide) is an antihypertensive-diuretic combination used to treat hypertension (high blood pressure). The brand name of this medication is discontinued, but generic versions may be available. Common side effects include headache, pounding/fast heartbeat, dizziness, loss of appetite, nausea, vomiting, diarrhea, or abdominal pain as your body adjusts to the medication. You may also experience decreased sexual ability or increased sensitivity to the sun.
The usual dosage is one hydralazine HCl and hydrochlorothiazide capsule twice daily, the strength depending upon individual requirements. Apresazide may interact with MAO inhibitors, other antihypertensives, digitalis, steroids or ACTH, insulin, norepinephrine, tubocurarine, lithium, methyldopa, or nonsteroidal anti-inflammatory drugs (NSAIDs). Tell your doctor all medications and supplements you use. During pregnancy, Apresazide should be used only if prescribed. Tell your doctor if you are pregnant or plan to become pregnant before using this drug. Consult your doctor before breastfeeding.
Our Apresazide (hydralazine HCI and hydrochlorothiazide) Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What is Prescribing information?
The FDA package insert formatted in easy-to-find categories for health professionals and clinicians.
Apresazide FDA Prescribing Information: Side Effects
Adverse reactions are usually reversible upon reduction of dosage or discontinuation of hydralazine HCI and hydrochlorothiazide. Whenever adverse reactions are moderate or severe, it may be necessary to discontinue the drug.
The following adverse reactions have been observed, but there has not been enough systematic collection of data to support an estimate of their frequency.
Less FrequentDigestive: Constipation, paralytic ileus. Cardiovascular: Hypotension, paradoxical pressor response, and edema. Respiratory: Dyspnea. Neurologic: Peripheral neuritis, evidenced by paresthesia, numbness, and tingling; dizziness; tremors; muscle cramps; psychotic reactions characterized by depression, disorientation, or anxiety. Genitourinary: Difficulty in urination. Hematologic: Blood dyscrasias, consisting of reduction in hemoglobin and red cell count, leukopenia, agranulocytosis, purpura, lymphadenopathy, splenomegaly. Hypersensitive Reactions: Rash, urticaria, pruritus, fever, chills, arthralgia, eosinophilia, and rarely, hepatitis. Other: Nasal congestion, flushing, lacrimation, and conjunctivitis.
The following adverse reactions have been observed but there has not been enough systematic collection of data to support an estimate of their frequency. Consequently the reactions are categorized by organ systems and are listed in decreasing order of severity and not frequency.Digestive: Pancreatitis, jaundice (intrahepatic cholestatic), sialadenitis, vomiting, diarrhea, cramping, nausea, gastric irritation, constipation, anorexia. Cardiovascular: Orthostatic hypotension (may be potentiated by alcohol, barbiturates, or narcotics). Neurologic: Vertigo, dizziness, transient blurred vision, headache, paresthesia, xanthopsia, weakness, and restlessness. Musculoskeletal: Muscle spasm. Hematologic: Aplastic anemia, agranulocytosis, leukopenia, and thrombocytopenia. Metabolic: Hyperglycemia, glycosuria, and hyperuricemia. Hypersensitive Reactions: Necrotizing angitis, Stevens-Johnson syndrome, respiratory distress including pneumonitis and pulmonary edema, purpura, urticaria, rash, photosensitivity.
Read the entire FDA prescribing information for Apresazide (Hydralazine and Hydrochlorothiazide)
Additional Apresazide Information
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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