Calcitriol causes all except

Calcitriol or 1,25 dihydroxycholecalciferol; a form of vitamin D used as a calcium regulator in the management of hypocalcemia in conditions such as rickets, osteodystrophy, hypoparathyroidism, and complications of renal dialysis; calcitriol promotes intestinal absorption of Ca2+, increases renal tubular reabsorption ofCa2+ and reduces Ca2+ resorption by bone.Ref: Ganong&;s review of medical physiology;24th edition; page no-380