I am totally stressed and dont know what to do. My oldest son 21 is in prison for stealing, diagnosed with adhd. my next oldest is 18, and is diagnosed with Pervasive Developmental Disorder (PDD)/not otherwise specified, and schizophrenia, and moderate retardation. he has major dangerous fits, but can be loving. he has been in group homes, and now is home after another peer impaled a pool cue through his lip.Chaos, at times. he is in a work training program paid for by our local school district. My third is 15, and a bit defiant, and antognistic.been on medications for adhd, and they caused more anger, then on medications for odd, they didnt work. my youngest, is extremely bad lately, I am totally on edge with him, he is a jokester at school walks up to older kids and puts his hand by their face, and slaps his hand as if he were slapping them. he is high toned in voice, and whinie,and whines a lot,its like a squeal. he wets the bed, and he is 13. he talks in his sleep, and walks in his sleep. lately he is antagonizing his brothers, and getting them to beat him up constantly, scream squeal scream..... he is calling me a . he is causing me to blow a gasket. taking things away , he doesnt like it, but it doesnt change his behavior. he takes methylphenidate 20 mg 3x daily. he is calm for about 2 and 1/2 hours, then loud and whiney.every dose.. bedtime is a nightmare. we live in an apartment, and are on the verge of eviction, I dont know what to do?