jon
Build his immune system up. fresh pressed organic carrot juice, vitamin e,c,garlic, no bad processed meats aka, hot dogs, bolony etc..keep him away from chemical contamination too, indoor carpeting is bad, cleaning agents etc. good luck.these things may help or he may have any allergy to something in you home.no dairy products either and lots of drinking water. change bath soaps to a pure organic soap. good luck.