Calcium carbonate (CaCO3) is a white, odorless crystalline mineral with the chemical formula CaCO3, commonly found in nature and widely utilized commercially. Home and garden fertilizers often include this versatile element for use as an antacid that treats acid reflux, heartburn and low calcium levels in bloodstream conditions; furthermore it's often prescribed as medication to patients suffering from kidney disease and bone disorders. Oral use may involve taking either an oral tablet or suspension orally with water. Chewable tablets must first be chewed prior to swallowing. Liquid medicines can be shaken well prior to each dose being measured out using a special dose-measuring spoon or cup, using special measuring spoons or cups specifically made for this task. Various medicines, vitamins and herbs may interact with this medicine; please inform both your doctor and pharmacist of all of the medications taken, including vitamins and herbs. Calcium supplements should only be t...