The White House says a third shot is possibly needed, 9 to 12 months after the initial shot.

  • the duration of immunity after vaccination is being studied
  • in the meantime a booster injection could be needed

Info via David Kessler, chief science officer for President Joe Biden's COVID-19 response task force, testimony to a congressional committee meeting on Thursday (US time).

Pfizer also a 3rd shot of vaccine will likely be needed.

  • within 12 months
  • could be a need annual shots (CNBC reported based on his comments from April 1, which were made public on Thursday)

Via Reuters report, link for more

The White House says a third shot is possibly needed, 9 to 12 months after the initial shot.