Andrew Huberman· PhD
most often if they stop taking methylphenidate The Psychotic episode will cease not always the case but most often times it will cease whereas in individuals who have a predisposition to psychosis or even if they're not aware of a predisposition of psychosis and they take Adderall which as you recall is a combination of D and L amphetamine they can have psychotic episodes that sometimes are very long lasting even after the cessation of the drug