question: sir,my brother is having some mental problem from past two years.we exactly cannot recognised what he has.he used to say that there is always some sound he heard in his ears.he always talk to invisible ,he said.he even ask from parents that from where he was brought,he belongs to some other family.he never believe any one.sometimes going to police station and told them to solve his case,and asks them if he might be suffer from ulcer,cancer or aids,what he has,he put questions to everyone whom he met.he is not doing his routine work .,leaveing his job from two years.sometimes he tells that he has twin brother who did some crime,and for that crime,he is punsihed,he dont know the reason why,saying how much delay remins,and said that he wants leave his body,want to die.he never sleep more than two hour,he is dreaming that we all are coming in his dream and do something abnormal to him.he become violent when we give him medicine,the doctor recommend,he refuse to take.he even not took food for no.of days.how we tackle him.please doctor help us to treat him.my father is unable to carry him to doctor.pls give me advice,