New versions of the omicron virus show resistance to the antibody drugs many need for extra protection against Covid.
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People with compromised immune systems face a new winter of discontent as the ever-mutating omicron virus threatens to outrun the preventive monoclonal antibody cocktail that hundreds of thousands of them have relied upon for extra protection against Covid.
Pfizer executives said the commercial pricing for adult doses could start early next year, depending on when the government phases out its program of buying and distributing the shots.
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