The Patient with Asthma Is Prescribed a Leukotriene Modifier Drug,montelukast

The patient with asthma is prescribed a leukotriene modifier drug,montelukast (Singulair) .The nurse points out that the major advantage of this drug is it:

A) has no GI side effects.
B) provides bronchodilation and anti-inflammatory effects.
C) controls acute asthma episodes.
D) can be substituted for all other asthma remedies.