Oral lichen planus is a chronic inflammatory disease of the oral mucosa, mostly characterized by painful oral irritation, roughness and discomfort. Currently there is no cure for this disease, in the treatment of the various possible causes of the disease to alleviate the symptoms, refer to the following: 1. Due to immune regulation dysfunction, to actively regulate the immune function, you can take some drugs with immune regulation function under the guidance of the doctor, such as chloroquine, azathioprine and so on. 2. Because of microcirculation disorder, we should use some drugs to promote microcirculation under the guidance of doctors, such as shuxianin, shuxuetong, niacin and vitamin E, etc.. 3. For bacterial and viral infections, antibiotics or antiviral drugs should be chosen according to the specific germs. Commonly used antibiotics are penicillin, cephalosporin, antiviral drugs are ribavirin, interferon and so on. The treatment of oral lichen planus is recommended to go to the hospital for professional treatment, the use of drugs need to follow the doctor’s instructions.