To strengthen bones, muscles. Calcitriol is a derivative of vitamin D. This vitamin is necessary and important for the proper absorption and use of calcium in the body. Vitamin K is absorbed along with dietary fat from the small intestine and transported by chylomicrons in the circulation. This combination medication is used to prevent or treat low blood calcium levels in people who do not get enough calcium from their diets.
It may also be used for women who are pregnant, nursing or postmenopausal.
Magnesium is very important for the normal functioning of cells, nerves, muscles, bones, and the heart.