Isoxsuprine%2525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252520hydrochloride

# Isoxsuprine hydrochloride ## Overview Isoxsuprine hydrochloride is a vasodilator with a direct smooth muscle relaxant effect, primarily on blood vessels. ## Primary Indications * Intermittent claudication due to peripheral vascular disease. ## Adult Dosing * **Intermittent Claudication:** 10 mg to 20 mg orally every 4 to 6 hours. * Maximum dose: Typically not to exceed 120 mg per day. ## Pediatric Dosing * There is no established pediatric dosing for isoxsuprine hydrochloride. ## Dose Adjustments * No specific dose adjustments are routinely recommended for renal or hepatic impairment. ## Contraindications * None specifically listed in common prescribing information, but caution is advised in patients with hypotension or tachycardia. ## Adverse Effects * **Common:** Flushing, hypotension, tachycardia, nausea, vomiting, dizziness, weakness, abdominal distress, rash. * **Serious:** Severe hypotension, cardiac arrhythmias. ## Key Drug Interactions * **Antihypertensives:** May potentiate hypotensive effects. * **Other Vasodilators:** Additive hypotensive effects may occur. ## Monitoring * Blood pressure and heart rate. * Signs and symptoms of peripheral vascular disease. * Adverse effects. ## Clinical Pearls * Efficacy in peripheral vascular disease is controversial and not well-established by robust clinical trials. * Its use is generally limited due to lack of strong evidence supporting benefit and potential for adverse effects. * Must be taken with meals or milk to minimize gastrointestinal upset. *** **Disclaimer:** This information is intended for clinical decision-making and does not replace professional judgment. Always consult the most current prescribing information and relevant clinical guidelines before initiating or modifying therapy.