Adverse drug reactions of montelukast and pranlukast: Analysis of the Korea database.

Background: Leukotriene receptor antagonists are recommended to treat asthma and allergic rhinitis. Although they had been used for a long time, recent studies have reported neuropsychiatric adverse drug reactions are associated with montelukast.

Objective: This study analyzed the adverse drug reactions of montelukast and pranlukast, which are the two most frequently prescribed leukotriene receptor antagonists, respectively in Korea.