As he is lacking language skills you may also find help on our New "Speech and Language Disorder Forum, there may be others there with ideas for you,Get him taking a good muliple Vitamin-mineral supplemnt with B Complex and Vit C, and some parents swear by fish oil, how is he at school , , focus on the positive side of his behavior, and give him plenty of attention,make sure he gets as much as the other children, does he do a sport and outside activities, this could help him.