KEY POINTS
  • Dr. Ashish Jha, head of the White House Covid task force, said health officials are keeping a close eye on several coronavirus omicron subvariants because they render many treatments ineffective.
  • But the new booster shots should provide a much higher degree of protection against them because they are all descendent from omicron BA.2 or omicron BA.5, Jha told reporters at the White House.
  • People should get their new booster by Halloween so they have protection by the time families gather for Thanksgiving, he said.
White House COVID-19 Response Coordinator Dr. Ashish Jha speaks to reporters during a press briefing with White House Press Secretary Karine Jean-Pierre at the White House on July 25, 2022 in Washington, DC.

The U.S. is tracking several coronavirus omicron subvariants that more easily evade immunity, but the new booster shots should protect against them, a top health official said on Tuesday.

Health officials are closely watching the subvariants because they render many treatments ineffective, said Dr. Ashish Jha, head of the White House Covid task force.