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.
Prilosec and Indigestion. Viewer Question: I have been taking omeprazole (Prilosec) on and off for 3 years. Of late, there seems to be less relief for my unusual dyspepsia. At times I can feel the acid rushing out as it gives a warm sensation inside my stomach. When I get excessive acid, I experience heart palpitations and become weak.