Question

Page 18: Physiological Integrity, Pharmacological and Parenteral Therapies, Dosage Calculation 1. HESI 011118-XXXX- Drug Manufacturer Cyanocobalamin Injection USP 1,000 mcg/ml 1 ml vial FOR IM or SubQ USE Store between 20' to 25°C (68° to 77'F). Protect from light. The pharmacy delivers another vial of cyanocobalamin. The healthcare provider has prescribed subcutaneous vitamin B12 (cyanocobalamin) 100 mcg daily for seven days. How many milliliters (ml) of cyanocobalamin should the nurse draw into a syringe in preparation for administration? (Enter numerical value only. If rounding is required, round to the tenth.) Incorrect Please recalculate

Answer 1

Given

Order:Cyanocobalamine

Dose:100mcg

Frequency:once a day for seven days

Available:1000mcg/ml

As 1000mcg=1ml

Then 100mcg=??ml

Cross multiply and divide

=100×1÷1000

=100÷1000

=0.1

Ans:The nurse should draw 0.1ml for administration of the medication