Calcitriol is vitamin D3. Vitamin D is important for the absorption of calcium from the stomach and for the functioning of calcium in the body. Calcitriol is used to treat hyperparathyroidism (overactive parathyroid glands) and metabolic bone disease in people who have chronic kidney failure and are not receiving dialysis. Calcitriol is also used to treat calcium deficiency (hypocalcemia) and metabolic bone disease in people who are receiving dialysis. Calcitriol is also used to treat calcium deficiency in people with hypoparathyroidism (underactive parathyroid glands) caused by surgery, disease, or other conditions. Calcitriol may also be used for purposes not listed in this medication guide.
Rocaltrol is a prescriptive drug used in the treatment of hyperparathyroidism and metabolic bone disease in people with chronic kidney failure. Rocaltrol is also is used to treat hypocalcaemia and metabolic bone diseases in people who are undergoing dialysis. Rocaltrol belongs to a group of drugs referred to as vitamins. It works by stimulating absorption and functioning of the calcium in the stomach.