By: KDKA-TV News Staff

PITTSBURGH (KDKA) – Giant Eagle is now offering COVID booster shots for people with weakened immune systems.

READ MORE: Westmoreland County Election Officials Ready For November

The shots can only be given at least four weeks after getting the second dose and should be the same brand as the previous shots. You don’t need an appointment to get the booster at Giant Eagle.

READ MORE: Doctors Say There Are Multiple Reasons For Spike In Emergency Room Wait Times

Meantime, CVS is taking appointments online and Walgreens says it’s offering walk-in appointments for a third shot. People should bring their vaccination cards with them and attest to their eligibility.

MORE NEWS: Pittsburgh Police Officer Richard Howe Dies Of COVID-19 Complications, City Says

Last week, the FDA said transplant recipients and others with severely weakened immune systems can get an extra dose of the Pfizer or Moderna vaccines to better protect them as cases continue to climb across the country.