The treatment of adult dental caries mainly includes general treatment, drug treatment and surgical treatment. 1. General treatment: pay attention to the cleaning of teeth, and develop good habits of brushing teeth in the morning and evening. 2. Drug treatment: mainly applicable to the treatment of early shallow caries and static caries. Sodium fluoride glycerin paste and other drugs can be applied to deal with caries. If the infection is combined, metronidazole and other drugs can be used for treatment. The use of specific drugs should be carried out under the guidance of doctors. 3. Surgical treatment: commonly used surgical methods include cavity preparation, filling and repair. The main purpose is to restore the shape and function of the tooth by removing the decayed tissue and protecting the pulp. It is recommended to consult a doctor in time and choose the appropriate treatment plan according to your condition.