December 22, 2021 08:21 AM EST

Covid-19 roundup: Questions remain on US supplies of Pfizer, Merck pills as UK ramps up; Israel to go for a fourth dose for those over 60

As the FDA is poised to authorize the new Pfizer and Merck pills to treat those with Covid-19 who haven’t been hospitalized, Bloomberg

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Covid-19 roundup: Ques­tions re­main on US sup­plies of Pfiz­er, Mer­ck pills as UK ramps up; Is­rael to go for a fourth dose for those over 60