Patients often describe sclerotherapy as involving brief stings or mild burning; topical numbing or cooling may be used

https://dallasxrlp087.overblog.fr/2026/03/questions-to-ask-before-sclerotherapy-safety-cost-and-results.html

Patients often describe sclerotherapy as involving brief stings or mild burning; topical numbing or cooling may be used, though many tolerate the procedure well without anesthesia.