Stomach fire bad breath is recommended to drink appropriate bamboo tea, honeysuckle tea, chrysanthemum tea, etc., to reduce the fire effect is very good. Normally, we should pay attention to regular habits of work and rest, avoid strain and stay up late. Diet needs to eat more light, easy to digest, contains more vitamin food, avoid spicy, stimulating, cold, greasy and fried food. It is necessary to quit smoking and alcohol, and to maintain psychological balance and relaxation, avoiding anxiety and depression. If the symptoms are not relieved by adjusting the diet, you can consult the stomatology department for a specific examination to confirm the diagnosis of gingivitis and periodontitis. After the diagnosis, under the guidance of the doctor, take anti-inflammatory treatment such as oxymetronidazole or roxithromycin, along with symptomatic treatment such as taking Shangqing pill to relieve symptoms.