Neocoronavirus vaccination usually refers to the prevention of neocoronaviruses by injecting a vaccine that is effective against the neocoronaviruses into the body. When vaccinating against the new coronavirus, you should be aware of whether you are suffering from an acute illness, observe for 30 minutes after vaccination, and take rest after vaccination. 1. Before vaccination, it should be clarified whether you are suffering from an acute illness, and it is recommended that you receive the vaccination after the symptoms have subsided. If you have used other medications recently, you should inform your doctor before vaccination and receive the vaccine according to the doctor’s instruction to avoid drug-drug interactions affecting the immunization effect after vaccination. 2. After the vaccination is completed, the patient should be left for observation for at least 30 minutes. If discomfort occurs during the observation period or after returning home, such as breathing difficulties, rapid heartbeat and other serious discomforts, the patient should be reported to the vaccination unit immediately or consult the doctor immediately for targeted treatment. 3. After vaccination, you should keep the vaccination site clean and hygienic, do not wash, do not squeeze, in order to prevent causing infection of the vaccination site, drink plenty of water, pay attention to rest.