The company has released data suggesting the second shot offers strong protection against Covid-19.
Booster shots of Johnson & Johnson’s Covid-19 vaccine could start rolling out within the next few weeks, as the company
Tuesday it has submitted data to the Food and Drug Administration before it meets next week to determine whether to authorize a second shot for those 18 years and older.Key Facts The company released trial data in August and September suggesting a booster shot of the one-dose vaccine is effective, with the company
a second shot given 56 days after the first provides 94% protection against symptomatic Covid-19 and 100% protection against severe illness as of 14 days post-booster shot.a booster shot given six months after the initial vaccine produced a “rapid and robust increase” in antibodies that was at least nine times higher than what was seen four weeks after the first shot.
The company did not formally recommend to regulators how much time there should be between the two shots, the Associated Press
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