Covid boosters: Pfizer releases new data showing side effects are similar to second dose

Side effects from Covid booster photographs are similar to these felt after the second dose and are extra probably to have an effect on youthful folks, Pfizer mentioned in new data submitted to the Food and Drug Administration because it seeks approval to distribute booster photographs throughout the U.S.

Pfizer's Phase 3 examine of booster doses, which included a bunch of about 300 members from 18 to 55 years previous, discovered that 63.7% skilled fatigue after getting their boosters, 48.4% had complications, and 39.1% felt muscle ache. The majority of reactions to the booster had been gentle or average in severity, the corporate mentioned in a 52-page report launched by the company on Wednesday. The firm, together with BioNTech, are looking for the FDA's emergency approval to administer third doses to folks 16 and over throughout the U.S.

Pfizer beforehand evaluated side effects on 2,682 second-dose recipients ages 16 to 55 and located that 61.5% developed fatigue, 54% suffered complications and 39.3% handled muscle ache.

The examine additionally tracked adversarial occasions amongst 306 booster recipients, 44 of whom developed at the very least one sudden side impact. The commonest adversarial occasion, swelling of the lymph nodes, appeared in 16 of the members.

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