my dad was detected with diabetis 20 yrs back now his age is 55 yrs. also he has has consumed alcohal throughout his life . from last five years he has stopped drinking now he has gone insane. lost control of his actions,urinates & does latrine in his clothes, attacts male guests at home. doctors have prescribbed prichek m1 ,szetalo 10,kivipride100 ,he has lost weight & his reflex reactions like reply to anything we ask him is very slow.also his pupils rarely blink as normal, can he be normal again??? we have stopped his physoclogial drugs as he gets violent. plz suggest what should be done in this case??