"If all goes well, and we get the regulatory approval and the recommendation from the CDC, it's entirely possible if not very likely that vaccines will be available for children from 5 to 11 within the first week or two of November," Fauci told ABC "This Week" anchor George Stephanopoulos.
Pfizer's COVID-19 vaccine is nearly 91% effective against symptomatic illness in children ages 5-11, according to new data. A Food and Drug Administration advisory panel will meet Tuesday to discuss authorizing the vaccine for children, which is currently only available to those ages 12 and older.
MORE: Pfizer says COVID-19 vaccine more than 90% effective in kids
The Centers for Disease Control and Prevention issued recommendations for both Moderna and Johnson & Johnson vaccine boosters for certain populations on Thursday evening, clearing the way for millions of Americans to receive additional shots. The CDC's authorization followed the FDA's, which it issued Wednesday.
The CDC is also permitting mix-and-match booster doses -- allowing people to get a different booster brand than was used for a primary vaccination.