Children can take cold medicine after vaccination, but must be under the guidance of a doctor to use medicine. After vaccination may appear runny nose, sneezing, fever and other cold-like symptoms, it is recommended to go to the hospital in a timely manner, to clarify whether the symptoms are caused by a cold, or an adverse reaction to vaccination.1, cold: fever, nasal congestion, runny nose, sneezing and other symptoms after vaccination, it is recommended to consult a doctor for examination, such as suffering from a cold, generally symptomatic treatment, such as the use of ibuprofen to reduce fever in accordance with the doctor’s instructions, secondary Bacterial infection, can take cefixime anti-infection; 2, vaccine adverse reactions: including local and systemic reactions, of which the systemic reaction can be manifested as fever, headache, chills and other symptoms similar to the cold, usually in about 2 days can subside on their own, without special treatment, pay attention to observation can be, but if the body temperature is more than 38.5 ℃, you must go to the hospital for treatment. After the vaccine, children need to pay attention to: 1, after vaccination to strengthen the care, sweating or bathing should be timely dry, to avoid aggravation of the condition of cold, pay attention to the needle eye site do not get wet to prevent infection; 2, to light diet, such as vegetables, fruits, avoid spicy, stimulating food; 3, to ensure adequate sleep time, do not stay up all night, appropriate exercise, participate in outdoor activities, strengthen resistance; 4, the emergence of cold symptoms, do not take medication, it is recommended to consult a professional doctor for help in a timely manner.