A Client with Moderate and Persistent Asthma Has Obtained Control

A client with moderate and persistent asthma has obtained control with a formoterol inhaler qid for bronchospasm for several years.In the past couple of weeks,however,the client has been reporting more chest tightness and wheezing during the day.The nurse recognizes that the most likely problem is that the client:

A) is not taking the medication as directed.
B) needs to have the dose reduced and work back up to the full dose.
C) has developed a tolerance to the medication.
D) needs an inhaled steroid.