A small wart is the common name for common warts, which can be removed by physical therapy such as freezing, injections of medication into the lesion, and topical medication such as 5% imiquimod ointment. Warts are wart-like growths of the skin caused by human papillomavirus infection and can occur anywhere on the body, appearing as hard papules with a rough surface. 1. Physical therapy: commonly used freezing, electrocautery, laser treatment, the number of skin lesions need to be several times. 2. Injecting drugs into the skin lesions: commonly used is paxillin diluted with 1% procaine and injected into the root of the warts, which is suitable for intractable common warts. 3. topical drugs: commonly used fluorouracil ointment, 5% imiquimod ointment, etc., pay attention to the face of fluorouracil ointment, to avoid leaving facial hyperpigmentation.