(CBS DETROIT) – Pfizer and AstraZeneca’s COVID-19 vaccines were found to be highly effective against new coronavirus variants.

This includes variants found in India and England.

READ MORE: Board May Find Michigan GOP Governor Candidates Ineligible For Primary Ballot

Pfizer’s vaccine was at least 88 percent effective in preventing symptomatic COVID-19 cases.

READ MORE: Oxford Schools Superintendent Issues Statement After Tragedy In Texas

AstraZeneca’s shots were 60 percent effective against the variant found in India.

Data shows getting both shots was vital because effectiveness was 50 percent or less after just one dose.

MORE NEWS: Michigan Senate Blocks Gun Storage Vote

© 2021 CBS Broadcasting Inc. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed.