They are too rigid. A lot of his problems come from seizures.
There is a treatment here (in legal states) called Charlotte's Web. Some types of epilepsy, even those where children are having hundreds of seizures a week, can be brought to a complete halt from the very first dose.
Many patients have shown a miraculous regaining cognitive abilities. One parent crying because at 10 years old she was able to "meet her son for the first time."
But heaven fucking forbid they try something like that for poor little Alfie.