The main ways to deal with plantar warts are medication, physical therapy such as freezing, laser and so on. 1. medication: plantar warts are caused by human papilloma virus infection, you can use some topical drugs such as retinoic acid ointment, fluorouracil ointment, 5% imiquimod ointment, salicylic acid ointment and other treatment. 2. Physical therapy: freezing is mainly through the low temperature to make the local tissue necrosis, will be removed from the lesion area. Laser is a high temperature effect on the warts, the proliferation of plantar warts body gasification, so that the local production of new tissue, so as to achieve the role of the treatment of plantar warts. The appearance of plantar warts should go to the hospital for further examination, under the guidance of professional doctors for medication, treatment and so on, not unauthorized use of medication.