Wof vitamin D preparations would be the most appropriate in a patient with poor renal function: (A) Cholecalciferol, (B) Calcitriol, (C) Ergocalciferol, (D) Calcifediol
Answer is B. 1-Hydroxylase activity must be adequate to produce 1,25(OH) 2 D 3. Calcitriol is the only choice that is already 1-hydroxylated. Ref:- kd tripathi; pg num:-341