
02/27/2025
“It’s a six-month production cycle,” Dr. Offit said. “So one can only assume that we’re not picking flu strains this year.”
Richard Hughes, a lawyer for some vaccine makers, said the postponement was concerning since the schedule for making the flu vaccine tends to be quite strict. Strains are usually selected in the F.D.A. meeting in February or March using data from the World Health Organization — a relationship the United States walked away from early in the Trump administration. He said manufacturing tends to begin in June.
“The stakes are incredibly high,” he said, noting that this year’s flu season has been especially intense.
The cancellation plays into fears among scientists who worry that Robert F. Kennedy Jr. will use his position as health secretary to sow doubts about vaccines.