Do not give a tiny child enemas yourself, you need to get professional help, stop giving lots of Sugar products. He may need his dose of nystatin adjusting and sometimes other antifungals can be given with nystatin. Do not give strong herbs yourself, you need professional help because your son is tiny. Do not try anything without seeking professional help. Concentrate on getting his diet right and introducing some antifungal foods. Has he been checked for gut dysbiosis?