Many people on the spectrum take multiple medications — which can lead to serious side effects and may not even be effective.
It’s not unusual for children with autism to take two, three, even four medications at once. Many adults with the condition do so, too. Data are scant in both populations, but what little information there is suggests multiple prescriptions are even more common among adults with autism than in children. Clinicians are particularly concerned about children with the condition because psychiatric medications can have long-lasting effects on their developing brains, and yet are rarely tested in children.
In general, polypharmacy — most often defined as taking more than one prescription medication at once — is commonplace in people with autism. In one study of more than 33,000 people under age 21 with the condition, at least 35 percent had taken two psychotropic
Read more here on Spectrum.