May 29, 2022
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Second booster shields elderly from COVID but protection wanes quickly

Second booster shields elderly from COVID but protection wanes quickly

A FOURTH DOSE of the Pfizer/BioNTech vaccine lowered charges of coronavirus illness 2019 (COVID-19) among the many elderly but the protection towards an infection appeared short-lived, a big examine in Israel has discovered.

The second booster’s protection towards an infection dwindled after 4 weeks, Israeli researchers confirmed of their examine printed on Tuesday within the New England Journal of Drugs.

Protection towards extreme sickness didn’t wane through the six weeks after the dose but extra follow-up examine was wanted to judge its longer-term protection, the researchers mentioned.

The examine on 1.3 million folks aged 60 and older checked out knowledge from the Israeli Ministry of Well being database between Jan. 10 and March 2, when the Omicron variant was predominant.

It comes forward of a gathering by the US Meals and Drug Administration on Wednesday to debate the necessity for extra boosters, per week after the USA approved a second booster shot for folks aged 50 and older amid a ramification of the Omicron sub-variant BA.2.

European well being ministers have additionally urged the bloc’s governments to again a fourth dose for folks over 60.

In Asia, South Korea began giving out fourth doses of COVID-19 vaccines in February and Singapore has mentioned a second booster dose is deliberate for these aged 80 and older.

One other examine from Israel confirmed final month that seniors who acquired a second booster of the Pfizer, Inc. /BioNTech SE COVID-19 vaccine had a 78% decrease mortality charge than those that received only one.

Israel began providing a second booster in January. — Reuters

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