You should not drink alcohol for dental fillings, you may need to take oral medication after dental fillings, drinking alcohol may cause a reaction, and drinking alcohol itself can cause damage to human health. Dental fillings are due to repair filling materials to repair the defective parts of the human dentition, to restore the appearance and function, the repair process, may cause damage to the gums, the oral cavity, may cause oral infections. Oral gum infections are mainly anaerobic infections that require oral metronidazole for anti-infective treatment. Alcohol can react with metronidazole in a disulfiram-like manner, causing severe symptoms. Alcohol can stimulate the gastrointestinal tract, causing nausea, vomiting and other symptoms, the metabolism of alcohol needs to pass through the liver, long-term alcohol consumption, easy to lead to alcoholic cirrhosis of the liver, caused by the decline in liver function, causing damage to human health. Before and after the filling, can not drink alcohol, if any discomfort, it is recommended to consult a doctor in time.