1. Thyroid patients complain of stomach upset , as do patients with autoimmune hepatitis. 2. It can cause stomach upset , intestinal bleeding, disorientation and lethargy leading to coma. 3. Amantadine can cause side effects such as lightheadedness and stomach upset . 4. Both Wright and Higgs were severely ill due to stomach upsets . 5. This can cause stomach upset , excessive urination, and impaired kidney function. 6. Gastritis or stomach upset is a common irritating disorder affecting millions of people. 7. Other common problems were exposure, insomnia and stomach upsets from stress. 8. About 10 percent of men experience stomach upset , dizziness or headaches. 9. Loris Capirossi on a Ducati, who battled a severe stomach upset , was third. 10. A discussion of chronotherapeutic strategies for avoiding stomach upset was timed for after lunch.