Stones, Drugs Causing Urinary Stones and Crystals

List of drugs causing stones in the body: Antacids: Taking too many antacids (like Tums) increases the calcium output of the kidneys and concentrates it in the urine predisposing to crystal and stone formation. Antacids reduce stomach acidity temporarily which may result in impaired ability to digest and absorb certain nutrients such as iron and B Vitamins. Also, healthy stomach acid kills ingested bacteria, viruses and parasites so the addition of antacids may increase the body’s vulnerability to infection to these organisms. Calcium supplements may also bind up certain drugs like ketoconazole