OK, so at what age is someone considered elderly? In the newspaper, many people of various ages are described that way. This question came from a different reader on the same wavelength.
Common side effects of Prilosec and Zantac that are similar include diarrhea, headache, nausea, and vomiting. Side effects of Prilosec that are different from Zantac include rash and dizziness. Side effects of Zantac that are different from Prilosec include constipation, fatigue, and insomnia.
Pantoprazole has been studied extensively in clinical trials, with over 11,000 people worldwide having been evaluated. In these studies, side effects are always documented. Based on these studies, the most common side effects of pantoprazole were: 1  Headaches. 2  Diarrhea. 3  Nausea. 4  Flatulence. 5  Abdominal pain. 6  Insomnia. 7  Rash. 8  Burping. 9  High blood sugar levels (hyperglycemia). 10  Vomiting. 11  Abnormal liver function tests.