This is a common problem - the medications today don’t really help much in this area, but new medications are coming that seem to help. Here is some reading on the topic:
The only thing I’m aware of that has some data behind it in terms of helping in these areas is CBT for psychosis (therapy) and these supplements. New drugs are coming down the pipe but not here yet, that target these symptoms:
Sarcosine (what dosage and what provider did you try? ( I think DMDR had no success with Smartpowders, but then had success with the Profrontal product - so you might try profrontal or brainvitaminz.com ) Sarcosine for Schizophrenia