Mechanism of action of Calcitriol is:
Calcitriol is a synthetic version of Vitamin D3 used to treat calcium deficiency with hypoparathyroidism Bone-calcitriol increases resorption of calcium from bone.kidney-it increases calcium reabsorption in the distal tubule.intestine-it promotes intestinal absorption of calcium (Ref.Essentials of medical pharmacology TD Tripathi 7th edition page no.338)
Decreased calcium resorption calcium from bone
Increase calcium absorption from intestine
Decreased calcium absorption from kidney
Decrease calcium absorption from intestine
Endocrinology