Please check your internet connection and try again.
# Isoxsuprine hydrochloride
## Overview
Isoxsuprine hydrochloride is a vasodilator that has historically been used to improve blood flow. Its efficacy and widespread use have been limited due to a lack of robust clinical evidence supporting its benefits for most indications.
## Primary Indications
* **Historical/Off-label:** Peripheral vascular disease, cerebrovascular insufficiency, intermittent claudication, Raynaud's disease.
## Adult Dosing
* **Typical Dose:** 10 mg to 20 mg orally every 3 to 4 times daily.
* **Maximum Dose:** Not well-established due to limited evidence and use.
## Pediatric Dosing
* No established pediatric dosing. Use is not recommended.
## Dose Adjustments
* No specific dose adjustments are typically required for hepatic or renal impairment, but caution is advised due to limited data.
## Contraindications
* Hypersensitivity to isoxsuprine hydrochloride.
* Use immediately postpartum.
* Use in patients with congenital heart defects.
## Adverse Effects
* **Common:** Hypotension (especially postural), dizziness, nausea, vomiting, flushing, headache, weakness, abdominal distress, rash.
* **Serious:** Tachycardia, arrhythmias, hypotension.
## Key Drug Interactions
* **Antihypertensives:** Isoxsuprine may potentiate the hypotensive effects of antihypertensive medications.
* **Other Vasodilators:** Additive hypotensive effects may occur.
## Monitoring
* Blood pressure (especially postural changes).
* Heart rate.
* Symptoms related to peripheral vascular disease (e.g., pain, claudication).
## Clinical Pearls
* Isoxsuprine is largely considered to have limited clinical utility for most approved or off-label indications due to a lack of high-quality evidence supporting its efficacy.
* Its use should be carefully considered and weighed against potential adverse effects and lack of proven benefit.
* Many guidelines do not recommend its use for peripheral vascular disease.
***
**Disclaimer:** This information is intended for healthcare professionals. It is essential to consult the most current prescribing information and relevant clinical guidelines before making any treatment decisions. Dosing and indications may vary, and this summary may not encompass all possible scenarios or risks.
