COVID-19 vaccines: everything you need to know

Accurate, evidence-based information about COVID-19 vaccines to provide people with essential facts about the vaccines that will help end this crisis.

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CEPI, WHO, Gavi and UNICEF


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Frequently asked questions about COVID-19 vaccines

What are the different types of COVID-19 vaccines?

There are four types of vaccines in clinical trials: whole virus, protein subunit, viral vector and nucleic acid (RNA and DNA), each of which protects people, but by producing immunity in a slightly different way.

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How safe are COVID-19 vaccines?

Despite the record speed at which they have been developed, COVID-19 vaccines have still been subject to the same checks, balances, and scientific and regulatory rigour as any other vaccine, and shown to be safe.

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How did we get COVID-19 vaccines so quickly?

An unprecedented combination of political will, global collaboration and funding have enabled the rapid development of COVID-19 vaccines, without compromising vaccine safety.

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Who can't have a COVID-19 vaccine?

The currently available coronavirus vaccines have been demonstrated to be safe for adults of various ages, as well as those with chronic health conditions. But there are a few groups who should avoid being vaccinated for now.

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