I would get him to the vet - he's likely miserable. You and the vet need to go over all that he's taking in through medication, food, etc., and weed out what could be causing this. In the meantime, the vet can give him medicine to help the itching symptoms. Itching can be as stressful as bad pain.
__________________  Jeanie and Tibbe One must do the best one can. You may get some marks for a very imperfect answer: you will certainly get none for leaving the question alone. C. S. Lewis |