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Covid-19 Vaccine (1 Dose)

Medically reviewed by Last updated on Apr 2, 2024.

What is the COVID-19 1-dose vaccine?

The 1-dose vaccine is given as a shot into an upper arm muscle to help prevent COVID-19. Healthcare providers recommend a COVID-19 vaccine even if you have already had COVID-19.

What do I need to know about official approval for this vaccine?

This vaccine has emergency use authorization (EUA) for adults 18 years or older. An EUA means it is not officially approved but is being given because the benefits outweigh the risks. This vaccine may be given if you cannot get a 2-dose COVID-19 vaccine.

What do I need to know about booster shots?

What do I need to tell my healthcare provider before I get the vaccine?

What happens after I get the vaccine?

What are reasons I should not get this vaccine?

What are reasons I should wait to get the vaccine?

What are the risks of the vaccine?

All side effects may not be known. You may have any of the following:

What else do I need to know about the vaccine?

Call your local emergency number (911 in the US) if:

When should I call my doctor?

Care Agreement

You have the right to help plan your care. Learn about your health condition and how it may be treated. Discuss treatment options with your healthcare providers to decide what care you want to receive. You always have the right to refuse treatment. The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.