Also known as: 1-hydroxycholecalciferol 1alpha-hydroxycholecalciferol 1alpha-hydroxyvitamin D3 Alphacalcidol
Alfacalcidol is Vitamin D-hormone analog (an active metabolite of Vitamin D), which performs important functions in regulation of the calcium balance and the bone metabolism and is activated by the enzyme 25-hydroxylase (converted rapidly in the liver to 1,25-dihydroxyvitamin D) for systemic and in osteoblasts for local D-hormone actions.
This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:
Alfacalcidol is the active ingredient of these drugs:
United Kingdom
United Kingdom
Hong Kong
Hong Kong Singapore
Germany
Cyprus
Austria Netherlands Spain
Canada Cyprus Germany Hong Kong Ireland
Brazil
Germany
Germany
France Tunisia
Alfacalcidol is also found within below combination drugs:
Medicine agencies around the world have authorized marketing of this active ingredient according to these medication package inserts (MPIs):