US extends expiration date on Johnson & Johnson vaccine

By Matthew Perrone | Associated Press

WASHINGTON — Johnson & Johnson said Thursday that U.S. regulators extended the expiration date on millions of doses of its COVID-19 vaccine by six weeks.

The company said a Food and Drug Administration review concluded the shots remain safe and effective for at least 4 1/2 months. In February, the FDA originally authorized J&J’s vaccine for up to three months when stored at normal refrigeration levels.

Thursday’s announcement comes after state officials warned that many doses in storage would expire before the end of the month.

Vaccine expiration dates are based on information from drugmakers on how long the shots stay at the right

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