There is no specific treatment for teeth grinding in sleep at night, and it is usually treated by allopathic treatment, psychological and behavioral treatment, muscle relaxation treatment, occlusion treatment, and medication. 1. Allopathic treatment. When there are parasitic infections in the body that may cause teeth grinding, then oral medication such as metronidazole tablets can be taken for treatment. 2. Psychological and behavioral treatment. Reduce stress in daily life, take proper rest, and try to rest and relax before going to bed in order to relieve the symptoms of teeth grinding in sleep. 3. Muscle relaxation treatment. Physical therapy, application of muscle relaxants and other methods to relieve muscle tension. 4. Occlusion treatment. When the cause of the disease is unknown, the application of stabilizing occlusal plate, relaxing occlusal plate and so on to reduce teeth grinding. 5. Medication. Generally, diazepam, glutamine, vitamin B1, etc. can be used to improve sleep, make the chewing muscles fully relax and relieve the symptoms of teeth grinding. When teeth grinding seriously affects the life, can be treated under the guidance of a doctor, the drug needs to be applied under the guidance of a doctor.