A nurse is reinforcing teaching with a parent of a child who has asthma about the administration of montelukast. Which of the following statements by the parent indicates an understanding of the teaching?

"I will give this medication to my child every 2 hours if he is wheezing."

"I will give this medication to my child once daily in the evening."

"I can stop giving my child this medication if he is taking a steroid."

"It takes 2 months of scheduled use before this medication is effective."