| 摘要 |
The present invention relates to novel compounds derived from benzimidazole, characterized in that they correspond to the formula I, or their therapeutically acceptable salts, <IMAGE> I in which: R1 and R2, equal or different, represent a hydrogen atom, a halogen, a lower alkyl radical, a hydroxy radical, an alkoxy radical, an alkyl carboxylate radical, an aryl or substituted aryl radical, n may have the values 0 or 1, m may have the values 2 to 4, X, Y, Z and W, equal or different, represents a nitrogen atom or a carbon atom bonded to a hydrogen atom, a halogen or another alkyl, aryl, alkoxycarbonyl, carboxy, hydroxyl, sulfonic and alkylsulfonic radical. The present invention relates also to the treatment of various allergic disorders caused by histamine.
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