thanks for the info Dan. dee On 29 Aug 2009, at 21:32, Dan Nave wrote:
Alfacalcidol is a form of vitamin D. It is converted rapidly in the liver to the active metabolite, 1,25-dihydroxycholecalciferol (calcitriol). In the normal situation it controls the intestinal absorption of calcium and phosphate and plays an important part in the

