RFK Jr. Says Officials Exploring Feasibility of Breaking Up MMR Vaccine

The measles vaccine is currently available only in combination shots.

One-year-old River Jacobs is held by his mother, Caitlin Fuller, while he receives an MMR vaccine at a clinic in Lubbock, Texas, on March 1, 2025. Jan Sonnenmair/Getty Images

Federal officials are looking at separating vaccines for the measles and several other diseases into individual shots, Health Secretary Robert F. Kennedy Jr. said on Oct. 29.

“We’re looking at the feasibility of that now,” Kennedy told reporters in Washington after being asked about breaking up the combination measles, mumps, rubella (MMR) vaccine.