The third booster shot generally refers to the third booster shot of New Crown Vaccine. Unsuitable people include those who are allergic to New Crown Vaccine, those who have received the second New Crown Vaccine shot for less than 6 months, those who have received other vaccines for less than 14 days, and other groups of people, such as women during pregnancy. 1. People who are allergic to New Crown Vaccine: If allergic manifestations such as itching of the skin, difficulty in breathing, hives, etc. appear after the first or second New Crown Vaccine injection, they cannot receive the third New Crown Vaccine injection. If you have allergic reactions after the first or second vaccination, you should not receive the third vaccination to prevent allergic reactions from occurring again. 2. People who have received the second dose of New Crown Vaccine for less than 6 months: People who have not received the second dose of New Crown Vaccine for more than 6 months should not receive the third booster dose of New Crown Vaccine. 3. Has been vaccinated with other vaccines for less than 14 days: The third dose of New Crown Vaccine should not be given together with other types of vaccines, and should be avoided if the organism has not been vaccinated with other vaccines for more than 14 days. 4. Others: Women during pregnancy, or patients with uncontrolled epilepsy, severe neurological disease, fever, acute illness, acute exacerbation of chronic disease, or uncontrolled serious illness, should also not be vaccinated with the third booster of New Crown Vaccine. It is recommended that you can go to the local vaccination point to inquire whether you can receive the third booster shot of the new crown vaccine, and avoid the third booster shot for those who are not suitable for vaccination.