1. For infants, due to the lack of relevant data in clinical trials, COVID-19 vaccine is not recommended;
2. Vaccine allergic population: There are many vaccine ingredients in COVID-19, including inactivated COVID-19. If you are allergic to COVID-19 vaccine ingredients, it is not suitable to use COVID-19 vaccine;
3. People who have been vaccinated with other vaccines before: If they have been vaccinated with other vaccines before, people with urticaria, dyspnea, neuroedema and anaphylactic shock cannot be vaccinated with COVID-19 vaccine;
4. People with mental illness, such as epilepsy and Guillain-Barre syndrome, are not suitable for COVID-19 vaccination;
5. Pregnant women: If pregnancy is confirmed, COVID-19 vaccine is not suitable, and COVID-19 vaccine can be considered when the postpartum body recovers better. I didn't know I was pregnant when I got the COVID-19 vaccine, but I found out I was pregnant after I got the COVID-19 vaccine. At this time, I don't need to terminate my pregnancy, but I have to wait until after delivery to consider whether I should continue to take COVID-19 vaccine. In addition, for such women, it is recommended to actively carry out prenatal examination to determine whether COVID-19 vaccine will have adverse effects on mother and baby;
6. Immunized people: such as patients with AIDS, leukemia and autoimmune diseases, are not suitable for COVID-19 vaccination. If the use of anti-tumor drugs or immunosuppressants leads to temporary low immunity, COVID-19 vaccine should be stopped until the immunity is restored;
7. People with severe chronic diseases: people with sudden severe chronic diseases or poor disease control are also not suitable for COVID-19 vaccination;
8. The cured population in novel coronavirus: COVID-19 antibody has been found in this population, so it is not suitable to be vaccinated with COVID-19 vaccine;
9. Other people: for example, people suffering from acute diseases, sudden chronic diseases, severe liver and kidney diseases, taking glucocorticoid or immunosuppressants, injecting immunoglobulin, injecting COVID-19 vaccine, etc. , need to temporarily stop taking COVID-19 vaccine. If the professional organization that vaccinates COVID-19 vaccine is professional, the doctor will judge that it is not appropriate, or suggest that those who suspend COVID-19 vaccine should follow the advice of professionals.
COVID-19 vaccine has stronger protection ability. After vaccination with COVID-19 vaccine, COVID-19 infection can be largely avoided. Even if infected by COVID-19, it can reduce the harm of the virus to human body. Therefore, it is suggested to try to inoculate COVID-19 vaccine.