Vaccination and pregnancy: COVID-19

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Safety during pregnancy and breastfeeding

Vaccination is an important part of a healthy pregnancy, with health benefits for both the pregnant person and their baby.

Pregnancy increases the risk of severe illness from COVID-19. Getting this disease during pregnancy increases the risk for:

The National Advisory Committee on Immunization (NACI) recommends that people who are planning a pregnancy, pregnant or breastfeeding get a:

Getting the COVID-19 vaccine can help prevent serious illness, hospitalization and pregnancy complications.

Evidence about the safety and effectiveness of COVID-19 vaccination during pregnancy has been growing from real-world use. Hundreds of thousands of pregnant or breastfeeding people around the world have safely received an mRNA COVID-19 vaccine. Large studies found no increase in rates of:

Vaccinated people can pass antibodies to their baby through the placenta and through breastmilk. Evidence suggests that getting vaccinated during pregnancy may help prevent COVID-19 hospitalization among infants under 6 months of age.

Pregnant people can safely get vaccinated against COVID-19 at any time during pregnancy or while breastfeeding.

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Fertility

COVID-19 vaccination is strongly recommended for people who are planning a pregnancy. Those intending to become pregnant don’t need to delay pregnancy after vaccination with an mRNA vaccine.

Millions of people have received an mRNA vaccine in Canada and around the world. Data has shown no evidence that COVID-19 vaccines cause fertility problems in women or men. This includes:

Continue to follow public health measures

Individual public health measures are actions you can take to help reduce your risk of getting infected and prevent the spread of COVID-19. They’re most effective when layered together and used alongside COVID-19 vaccination. These actions include:

Regardless of your vaccination status, continue to follow the recommendations and requirements of your local public health authorities. Layer individual public health measures for added protection.

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