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Acting CDC director O'Neill calls on vaccine makers to separate combined MMR shot

Acting CDC director O'Neill calls on vaccine makers to separate combined MMR shot
health • 10/6/2025

This comes hours after O'Neill signed off on a vaccine advisory panel's recommendation against the use of a combined measles-mumps-rubella-varicella vaccine before the age of 4 years. According to the U.S. Food and Drug Administration's website there are currently no monovalent measles, mumps or rubella vaccines licensed for use in the United States.

(Reuters) -The acting director of the CDC, Jim O'Neill, in an X post on Monday called on vaccine manufacturers to develop three separate monovalent vaccines to replace the combined measles-mumps-rubella vaccine. This comes hours after O'Neill signed ... [527 chars]