Table 1.

Vitamin D sterols used in chronic kidney disease

Native vitamin D
vitamin D2	Ergocalciferol
vitamin D3	Cholecalciferol
Vitamin D prohormones
1-α-(OH) D3	Alfacalcidol
1-α-(OH) D2	Doxercalciferol
Active vitamin D sterols
1-α-25- (OH)2 D3	Calcitriol
22-oxa-1, 25(OH)2 D3	Maxicalcitol
1,25(OH)2-26, 27-F6-D3	Falecalcitriol
19-Nor-1, 25(OH)2 D2	Paricalcitol