If the patient has a fever after vaccination, it is necessary to observe the symptoms accompanying the heat type and fever at the same time, and then see whether treatment should be carried out. 1, if the body after vaccination belongs to the mild fever, for example, the body temperature is below 38 ℃ does not need to be treated, at this time belongs to the injection of the vaccine is a kind of normal reaction of the body, drink plenty of water, pay attention to rest, the patient’s light diet on it. 2, if the body after vaccination If the body has a high fever, and the body temperature continues to be above 38.5 ℃ or persistent high fever, accompanied by a pronounced cough and phlegm, dizziness, headache, fatigue and discomfort, you need to go to the hospital.