FDA OKs mixing covid vaccines; backs Moderna, J&J boosters

  • The FDA gave the go-ahead for mixing covid vaccines on Wednesday, backing Moderna, J&J boosters.
    The FDA gave the go-ahead for mixing covid vaccines on Wednesday, backing Moderna, J&J boosters.

    WASHINGTON — U.S.regulators on Wednesday signed off on extending covid-19 boosters to Americans who got the Moderna or Johnson & Johnson vaccine and said anyone eligible for an extra dose can get …