My son was diagnosed with transient tic disorder around his 4 yo birthday. He repetitively clears his throat, sniffs, and blinks his eyes funny. I have had him allergy tested and found no environmental allergies and just a few food intolerances - none of which were severe. He is moderately allergic to nuts and wheat. He does not eat nuts and we are working on getting wheat out of his diet which is very difficult! He has a short list of foods that he is mildly allergic to and I have not even begun to eliminate those from his diet yet. I treated his first bout of tics (he's had two now) wi