Skin blisters may be caused by chickenpox, herpes simplex, eczema and other diseases, and can be treated with ointments such as antiviral ointment or glucocorticoid ointment according to different diseases. 1. chickenpox: the disease is caused by chickenpox herpes zoster virus infection of the skin disease, lesions initially red rash, gradually become papules, papules, blisters, pustules, can be topical antiviral drugs such as acyclovir cream and other treatments. 2. Herpes simplex: this disease is usually caused by herpes simplex virus infection, the patient’s skin will appear limited aggregation of small blisters. It can be treated with topical antiviral therapy with Penciclovir ointment. 3 eczema: acute eczema is often manifested as erythema on the basis of the pinpoint to millet size papules, papules, serious cases can appear small blisters, can be used externally with glucocorticosteroids such as mometasone furoate and other drugs treatment. There are many factors that lead to blisters on the skin, it is recommended to go to the hospital in time to find out the cause of the relevant treatment, strictly comply with the doctor’s instructions to use medication, do not self-medication.