Filiform warts in the armpit can be treated with medication, physical therapy, surgical treatment, and enhancement of immunity. 1. medication: you can choose fluorouracil, imiquimod, onychomycosis and other drugs to apply, along with oral immunomodulators, such as interferon, levamisole and so on. 2. Physical therapy: If the number of lesions is small, cryotherapy, electrocautery, laser therapy, etc. can be used. 3. Surgical treatment: patients with small lesions can also be scraped with special tools, and larger filiform warts can be surgically removed. 4. enhance immunity: filiform warts and human papilloma virus infection, will be in the human body immunity low recurrence, usually appropriate exercise, to avoid staying up late, to ensure adequate sleep, balanced nutritional intake, enhance the body’s immune system, can be to a certain extent to slow down its recurrence.