
The provider asks questions about your medical history. The provider examines your veins and checks for blood vessel disease.

An allergic reaction to the solution used for treatment is possible, but uncommon.īefore the procedure, a health care provider does a physical exam. But call your health care provider for problems with moving or feelings in arms or legs after the procedure. But symptoms might include seeing light flashes, having headaches, fainting and having nausea. The symptoms include trouble breathing, chest pain or dizziness, or coughing up blood.Īir bubbles. It's a very rare complication of sclerotherapy that needs immediate medical care. Rarely, a blood clot can travel to a deeper vein in the leg, a condition known as deep vein thrombosis.ĭeep vein thrombosis carries a risk of a blood clot traveling from the leg to the lungs and blocking a vital artery. If a lump of clotted blood forms in a treated vein, it might need to be drained. These include aspirin and ibuprofen (Advil, Motrin IB, others).īlood clot. Taking a pain reliever you can get without a prescription might help. This is usually mild but may cause swelling, warmth and discomfort around the site where the needle went into the skin. Less-common side effects of sclerotherapy that might need treatment include: Some side effects may take months or longer to go away completely.

These side effects usually go away within days to weeks. Side effects that can occur where the needle goes into the skin include: Sclerotherapy generally has few serious complications.
