Calcium (as carbonate) 500mg; chew tabs; assorted flavors. Calcium blocks absorption of tetracyclines. May affect absorption of other drugs. Absorption blocked by corticosteroids, foods such as ...

Common Sources of Calcium: 1 cup of milk or calcium added soy milk=300 mg 1 cup of calcium added juice=350 mg take calcium carbonate (Tums, Caltrate, Oscal, Viactiv, most generics) with food - they ...