There is no such thing as a quick way to eliminate mouth blisters. Mouth blisters may be caused by oral ulcers, hemangiomas, herpes, etc., and can usually be eliminated through conservative treatment and medication. 1 Mouth ulcers: Long-term improper diet, low immunity, mental stress may cause mouth ulcers, which can lead to mouth blisters. If there is no obvious symptoms can generally be relieved by conservative treatment, patients can adjust their diet, eat more fresh vegetables and fruits, avoid spicy and stimulating food, but also under the guidance of the doctor using medication such as vitamin B, vitamin C and so on. 2. Hemangioma: It may also be due to congenital malformations of blood vessels, resulting in the formation of hemangiomas, leading to blistering of the patient’s mouth. It can be treated with drugs such as propranolol and sirolimus under doctor’s guidance, which have immunosuppressive effect and are mainly used in the treatment of hemangioma. 3. Herpes: usually may also be herpes on the mouth, usually caused by viral infections, usually appear in the lips and around the mouth, etc., you can use acyclovir ointment, penciclovir cream and other drugs under the guidance of the doctor to smear treatment. There may also be lipitis and other causes, it is recommended that the patient under the guidance of the doctor for treatment, pay attention to a light diet.