Ana is diagnosed to have pernicious anemia. The physician orders 0.2 mg of Cyanocobalamin (Vitamin B12) IM. Available is a vial of the drug labeled 1 ml= 100 mcg. The nurse should administer:
A)0.5 ml
B)1.0 ml
C)1.5 ml
D)2.0 ml

Question

Quizplus · Accepted Answer

The nurse should administer 2.0 ml. First, convert milligrams to micrograms and then use ratio and proportion (0.2 mg= 200 mcg) 200 mcg : 100 mcg= X ml : ml 100 X= 200 X = 2 ml. Inject 2 ml. to give 0.2 mg of Cyanocobalamin.

Ana Is Diagnosed to Have Pernicious Anemia