The nurse is teaching a patient how to calculate how long the metered-dose inhaler (MDI)canister can be used.If the canister contains 200 puffs and the patient administers 2 puffs 3 times each day,how long will the canister last?

Question

Quizplus · Accepted Answer

Two puffs × 3 times daily = 6 puffs per day; 200 puffs/6 puffs per day = 33.3 days; therefore,the canister will last 33 days with correct medication administration.If the canister lasted 34 days,there would not be enough for the final entire day.Sixty-six days and 100 days are incorrect calculations of the problem.

The Nurse Is Teaching a Patient How to Calculate How