If you have a cold with blisters on your mouth, you can drink more hot water. Chrysanthemum tea and honeysuckle tea have the effect of lowering the fire. Colds are mostly caused by viral infections, and there will be inflammation in the body, which will easily lead to the appearance of the symptoms of blisters on the mouth, so you can take cold medicine orally, and then cooperate with oxalic acid detoxification tablets for treatment. It usually takes 3-5 days of treatment cycle may be successful in lowering the fire. During the cold period because of the fire is relatively large, must eat light food, remember not to smoke, drink alcohol, it is recommended to drink at least 2000ml of water every day, water can not only speed up the body’s metabolism, but also the body’s toxins out of the body, faster help to treat the cold. During the cold period because of taking medication will make people feel tired, need to rest more, to ensure enough sleep, so that the body to recover faster.