Common warts can go away on their own, but it takes a long time, and in the meantime it is easy to self-inoculate and cause aggravation of the condition, so at present it is usually given external intervention, such as physical methods, medication, and other methods to get rid of the warts. Warts are a benign proliferative disease caused by human papillomavirus (HPV) infection of the skin and mucous membranes. Warts can occur on any part of the body, most often on the fingers, back of the hand and so on. If physical methods are used to get rid of them, such as cryotherapy, the warts will appear blisters before they fall off, and scabs will appear after the blisters dry up; such as laser therapy, the laser will directly vaporize the warts, and there is no shedding of the situation. If medication is used, such as imiquimod ointment, fluorouracil ointment, etc., the warts will be disintegrated and reduced in size before they fall off. Common warts are benign epidermal superfluous organisms, contagious, the patient should not be self excessive scratching and cause systemic dissemination and other adverse consequences, if you feel uncomfortable, you should promptly go to the hospital, so as not to delay the condition. The medication needs to be used in accordance with the doctor’s instructions.