Months after Trump administration officials hyped a drug as a possible treatment for autism symptoms, one of the largest studies examining its effectiveness in this population has been retracted.

As children with autism and their families experience a wide range of challenges, it can often feel like there is little change happening no matter what treatment they try — often impacting daily life ...

One of the largest autism trials of leucovorin (Wellcovorin), a drug used to treat cerebral folate deficiency, was retracted ...