Amid the ongoing debate over boosters, the US FDA has approved the offering of a Covid booster dose of Pfizer’s COVID-19 vaccine to senior citizens and others in high-risk groups. The new regime represents a scaled-back version of the Joe Biden administration’s sweeping plan to give nearly all American adults a third dose to shore up their safety amid the spread of the highly infectious Delta variant. The CDC is scheduled to meet tomorrow to finalize an action plan based on the FDA’s recommendation.
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