Talk to Psychiatry on Antiphychotic In Bipolar Anxiety Disorder Or Manic Episodes

I am taking antiphychotic Quitapine 600mg/day on the recommendation of a local phychatrist. Now after 8 months , I am feeling very energetic ,talkative and tend to do violence myself or another person near to me . My violence behaviour has been dominated since antiphychotic Quitipine 600mg .Now I can not leave this medicines ,As the withdrawal effects appeared with Headach like living in the HELL. I want that Please Suggest me another safe alternative medicines to overcome the withdrawal and replace my current antiphychotic. I just want to leave the Quitipine.