“NICE, France — Adding the antipsychotic risperidone (Risperdal, Janssen) to standard antidepressant therapy significantly improves outcomes in patients with posttraumatic stress disorder (PTSD) without causing additional adverse effects, new research suggests.Mar 5, 2018
Medscape › Antipsychotic Promising for PTSD, Anxiety - Medscape”

I found this for you showing there has been positive results for it.

Personally, I have possible complex PTSD and am on neither antidepressants or antipsychotics, only anti anxiety meds.