Caffeine warning: The recommended dose of this product contains about as much caffeine as a cup of coffee. Limit the use of caffeine-containing medications, foods, or beverages while taking this product because too much caffeine may cause nervousness, irritability, sleeplessness, and, occasionally, rapid heart beat.
The list of signs and symptoms mentioned in various sources for Hartnup Disease includes the 23 symptoms listed below: 1  Itchy rash only on light exposed areas. 2  Headache. 3  Intermittent ataxia. 4  Abdominal pain. 5  Chest pain. 6  Pain in the extremities. 7  Crying spells. 8  Mental retardation if untreated. 9  Fainting.
Signs and symptoms. The signs and symptoms of appendicitis can vary from child to child. The most common symptoms are: Abdominal pain that begins around the belly button and moves to the right lower side of the abdomen. The pain typically increases when walking, jumping or coughing, and usually worsens as time goes on. Fever; Nausea and/or vomiting; Diarrhea