Singulair (montelukast) for asthma

    Merck is introducing Singulair (montelukast) for asthma.

    It's a new leukotriene antagonist...in the same class as Accolate (zafirlukast). It's a little different than Zyflo.

   Singulair and Accolate block the ACTION of leukotrienes in the lungs...Zyflo (zileuton) inhibits their PRODUCTION.

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