Covid-19 roundup: J&J booster shot data show promise; CDC's ACIP meeting this week to discuss Pfizer boosters
J&J revealed a summary of new Covid-19 vaccine data today, including new results showing booster shots may help with protection.
A Phase III study (ENSEMBLE 2) looked at booster shots at two different points in time: a second shot 56 days after the first shot, or a second shot six months after the first. The eight-week shot showed increased protection against symptomatic Covid-19, with the following levels of protection:
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