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Moderate evidenceHeart & metabolic

Troxerutin

A semi-synthetic hydroxyethyl derivative of the flavonoid rutin, used in Europe as a venoactive drug for chronic venous insufficiency. Trials show relief of leg heaviness, swelling and cramps, though the evidence is older and of variable quality.

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What the science says

  • Symptoms of chronic venous insufficiency Moderate evidence

    A systematic review and meta-analysis of hydroxyethylrutosides found improvement in pain, cramps, restless legs and swelling versus placebo in chronic venous insufficiency. Many included trials were older, small and industry-sponsored.

  • Place among venoactive treatments Moderate evidence

    A comprehensive systematic review and meta-analysis of pharmacological interventions for chronic venous insufficiency includes hydroxyethylrutosides among the agents with measurable symptomatic benefit. No venoactive drug reverses the underlying vein disease, and compression remains first-line.

Dosage & safety

Studied doseTypical studied dose is 1000–2000 mg per day (often 500 mg two to four times daily) for 4–12 weeks, then a maintenance dose.
SafetyUsually well tolerated; headache, flushing, digestive upset and rash are reported. Avoid in the first trimester of pregnancy. It treats symptoms only, so leg swelling of new onset, ulceration or suspected deep vein thrombosis needs medical assessment rather than a supplement.

How to take it

TimingSplit into two to four doses across the day.
With food?With food, which reduces the digestive upset that is a common complaint.
Worth knowingIt relieves symptoms without treating the underlying vein disease, so keep using compression and expect four to six weeks before judging it.

Frequently asked questions

Does troxerutin work for varicose veins and heavy legs?

Troxerutin (a hydroxyethylrutoside) has moderate evidence for relieving pain, cramps, restless legs and swelling in chronic venous insufficiency versus placebo, although many trials are older, small and industry-sponsored. Troxerutin relieves symptoms but does not reverse the underlying vein disease.

How much troxerutin should I take per day?

The typical studied troxerutin dose is 1000–2000 mg per day, often 500 mg two to four times daily, for 4–12 weeks, then a maintenance dose. Take it with food to reduce digestive upset.

How long does troxerutin take to work?

Expect four to six weeks of troxerutin before judging whether it helps. Keep using compression, since troxerutin eases symptoms without treating the underlying vein disease.

What are the side effects of troxerutin?

Troxerutin is usually well tolerated; headache, flushing, digestive upset and rash are reported. Avoid it in the first trimester of pregnancy, and get new leg swelling, ulceration or suspected deep vein thrombosis medically assessed instead of self-treating.

Scientific references

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