It doesn't make much difference which vaccine to choose. These vaccines have good safety, and can produce good immune effect after the whole vaccination, so you can safely vaccinate.
The difference of vaccine injection depends on its principle and technical route.
Inoculation 1 injection: adenovirus vector vaccine.
Inoculate 2 needles: inactivated vaccine. The interval between the first dose and the second dose should be 3 weeks or more, and the second dose should be completed as soon as possible within 8 weeks after the first dose.
Inoculate 3 shots: recombinant subunit vaccine. The interval between the first dose and the second dose, the second dose and the third dose is suggested to be 4 weeks or longer; The second dose should be completed within 8 weeks after the first dose, and the third dose should be completed within 6 months after the first dose.
COVID-19 vaccine cannot be vaccinated.
1. Patients with uncontrolled epilepsy and other serious nervous system diseases (such as transverse myelitis, Guillain-Barre syndrome, demyelinating diseases, etc.). ) can't be vaccinated.
2. Those who have had severe allergic reactions (such as acute allergic reactions, angioneurotic edema, dyspnea, etc.). ) You can't inoculate before inoculation.
3. Those who are allergic to vaccine ingredients and accessories cannot be vaccinated. Auxiliary materials of inactivated vaccine in COVID-19 mainly include disodium hydrogen phosphate, sodium chloride, sodium dihydrogen phosphate and aluminum hydroxide.
4. Patients with fever, acute disease, acute attack of chronic disease or uncontrolled serious chronic disease.
5. Pregnant women cannot be vaccinated.
6, suffering from thrombocytopenia or hemorrhagic disease, can not be vaccinated.
The above contents refer to Guang 'an Municipal People's Government-Can COVID-19 vaccines be "mixed"? What's the difference between one shot, two shots and three shots of vaccine? How to choose? (1) What's the difference between one shot and two shots of COVID-19 vaccine? Hainan disease control experts answer.