Maxitor Tablet contains Calcitriol, and Calcium carbonate. Calcitriol is a synthetic Vitamin D analog, prescribed for hypocalcemia in patients undergoing chronic renal dialysis. Calcitriol help the body to use more of the calcium found in foods and supplements. Calcium Carbonate is an essential body mineral; it ensures the adequate supply of calcium to the bones. Maxitor Tablet as supplement helps proper absorption and use of calcium and phosphate in the body. Maxitor Tablet prevents bones from breaking easily, especially bones of the spine. Direction for use: Take Maxitor Tablet with a large glass of water during or after a meal.