Heterocyclic derivative, method for producing the same, and pharmaceutical composition for treating leukotriene-mediated diseases or conditions

摘要

The invention concerns a heterocyclene derivative of the formula I, or a pharmaceutically-acceptable salt thereof. The invention also concerns processes for the manufacture of a heterocyclene derivative of the formula I, or a pharmaceutically-acceptable salt thereof, and pharmaceutical compositions containing said compound. Also included in the invention is a method of treating various inflammatory or allergic diseases using a heterocyclene derivative of the formula I, or a pharmaceutically-acceptable salt thereof, and the use of such a compound in the production of a new medicament for such use.