<prompt> Leukotriene receptor antagonist used for bronchial asthma is :ZafirlukastZileutonCromolyn sodiumAminophylline  <response>: Montelukast, zafirlukast and pranlukast are Cys-LT1 receptor antagonists.Zileuton inhibits the production of leukotrienes by inhibiting the enzyme 5-lipoxygenase. 