Adverse events following a third dose of measles, mumps, and rubella vaccine
in a mumps outbreak.
Roughly 93 percent of both groups had received at least the recommended two doses of MMR, the measles, mumps, and rubella vaccine
"In some cases the onset and course of behavioral regression was precipitous, with children losing all communication skills over a few weeks to months." They added that their study "did not prove an association between measles, mumps, and rubella vaccine
and the syndrome described.
As a result of such pressures (and the lack of financial incentives), there is only a single manufacturer of measles, mumps, and rubella vaccine
. Earlier this year, one of the country's two tetanus-vaccine makers ended production, creating a critical national shortage.
The British medical journal The Lancet has retracted a 1998 study suggesting a link between autism and the measles, mumps, and rubella vaccine
, reports USA Today.