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How does sclerotherapy work?

Dermatologist Dr. Heidi Waldorf explains how the sclerotherapy procedure works to remove varicose and spider veins. Watch Dr. Waldorf's video for tips and information on skin health.


Sclerotherapy is a simple procedure during which doctors remove small varicose veins. Doctors inject a concentrated saline or other solution into the varicose vein, which irritates the lining of the vein and causes it to close up or collapse. Healthy blood vessels nearby absorb the blood flow of the collapsed vein. Patients usually wear compression stockings or elastic bandages for several days after the procedure.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.