After a baby has been bitten by a mosquito, it does not affect the immunization. The general contraindications to immunization are mainly during acute infectious diseases or acute infectious diseases, such as fever, diarrhea or lung infections. In addition, there are serious chronic liver disease, kidney disease or heart disease. Another is having a neurological disease, such as a history of epilepsy with uncontrolled seizures. Children with severe allergic diseases, such as bronchial asthma and urticaria, should not be vaccinated.