PT - JOURNAL ARTICLE ED - , TI - Leukotriene receptor antagonists - an update AID - 10.1136/dtb.2005.431185 DP - 2005 Nov 01 TA - Drug and Therapeutics Bulletin PG - 85--88 VI - 43 IP - 11 4099 - http://dtb.bmj.com/content/43/11/85.short 4100 - http://dtb.bmj.com/content/43/11/85.full SO - Drug Ther Bull2005 Nov 01; 43 AB - Relevant BNF sections: 3.1, 3.3.2Montelukast (Singulair - MSD) and zafirlukast (Accolate - AstraZeneca) are oral leukotriene receptor antagonists, licensed for the treatment of patients with asthma. In 1998, soon after their launch, we concluded that there was insufficient evidence to clearly define their place in treatment.1 Here, we reconsider their role in adults and children with asthma in the light of more recent evidence.