My sister is a schizophrenia patient for 14 years and now her condition is getting worse day by day. My father is no more and we fear what will happen if we lost her too. from past 2 months, she is behaving very aggressively and someone she hit me and start fighting with me and my mom and starts crying and imagining stories. What can we do please suggest .and also we are not financial able to handle high cost medication treatment as only my mom work. Her medicine are valium, oliza, valprol.