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# Isoxsuprine Hydrochloride
## Overview
Isoxsuprine hydrochloride is a vasodilator agent.
## Primary Indications
* Intermittent claudication due to peripheral vascular disease.
* Vasospasm associated with peripheral or cerebral vascular diseases.
## Adult Dosing
* **Intermittent Claudication/Vasospasm:** 10 mg to 20 mg orally every 3 to 4 times daily.
* Maximum dose: Not clearly established but typically not to exceed 80 mg daily.
## Pediatric Dosing
* Pediatric dosing has not been established.
## Dose Adjustments
* No specific dose adjustments are recommended for renal or hepatic impairment. However, caution may be warranted in these populations due to potential accumulation.
## Contraindications
* None absolute, but use with caution in patients with severe cardiac disease or hypotension.
* Avoid in patients where a drop in blood pressure would be dangerous.
## Adverse Effects
* **Common:** Flushing, gastric distress, nausea, vomiting, dizziness, weakness, rash, hypotension.
* **Less Common:** Palpitations, tachycardia, abdominal pain, nervousness, blurred vision.
## Key Drug Interactions
* **Antihypertensives:** May potentiate hypotensive effects.
* **Other Vasodilators:** Additive effects may increase the risk of hypotension.
## Monitoring
* Blood pressure.
* Symptoms of peripheral vascular disease (e.g., claudication distance).
* Signs of adverse effects.
## Clinical Pearls
* Effectiveness in peripheral vascular disease is controversial and evidence is limited.
* Oral administration is preferred.
* May cause a drop in blood pressure, especially at higher doses or when used with other antihypertensives.
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*Disclaimer: This information is for educational purposes only and does not substitute for professional medical advice. Always consult with a qualified healthcare provider to ensure the most accurate and up-to-date information for patient care. Verify current prescribing information before making any clinical decisions.*
