See below: Reye's syndrome is a rare but serious condition that causes swelling in the liver and brain. It most often affects children & teens recovering from a viral infection and who may also have a metabolic disorder. Signs and symptoms such as confusion, seizures and loss of consciousness require emergency treatment. Aspirin has been linked with reye's syndrome.
Varying. Reye’s syndrome is a serious condition that can occur in children and infants who have received aspirin in medication. The symptoms include frequent vomiting, sleepiness, diarrhea and rapid breathing (in babies), and possible aggressiveness or irritability. It is extremely important to check the ingredients in over the counter products to ensure there are no aspirin or salicylates in the product.