Whether asthma vaccination is dangerous or not should be analyzed according to the specific condition of asthma, if the patient is in the acute attack of asthma, vaccination is dangerous, and if the patient’s asthma is under control, then the vaccination can be carried out after the doctor’s comprehensive assessment. Patients with persistent asthma attacks, there will be coughing, wheezing, shortness of breath, chest tightness, dyspnea and other symptoms, if serious, there will be a persistent state of asthma, this time is not able to vaccinate, because most of the vaccine belongs to the respiratory vaccine, the vaccine itself with a small amount of viruses, the vaccine may stimulate the asthma attack, or even aggravate. At the same time, vaccination during an acute asthma attack will cause the body’s resistance to become very poor, which may make it difficult for the vaccine to produce antibodies. If the asthma is in remission, with no asthma-related symptoms and inflammation under control, the vaccine can be given after a comprehensive evaluation by a doctor. It is generally recommended that the vaccine be given after two weeks or more of discontinuing asthma medication.