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 may cause low blood magnesium levels, which can lead to serious arrhythmias (irregular heart rhythms), especially in people taking digoxin. Your healthcare provider may decide to monitor your magnesium levels periodically if you are taking digoxin and Prilosec.