<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I am feeling really sleepy all the time and I think I may have had an allergic reaction to something recently. What could be causing these symptoms?  <response>: Based on your symptoms, it is possible that you have Tourette syndrome, a neurological disorder that can cause involuntary movements and vocalizations. While it doesnt typically cause sleepiness or an allergic reaction, these symptoms could be related to other factors. Lets run some tests to determine the cause of your symptoms. 