It’d be downright irresponsible for a medico to diagnose someone with ADHD when they have so many other untreated mental health conditions. Especially considering the most common treatment for ADHD is amphetamines.

If he still portrays some of those symptoms after his substance abuse and depressive issues are stabilised then sure, go ahead.

J.D Sallinger didn’t spend his life writing Catcher in the Rye (and other things) to be forgotten