A novel N-hydroxyurea derivative represented by formula (I) and having antiallergic and anti-inflammatory effects, i.e., N-hydroxy-N-[6-(3-pyridylmethyl)-2H-1-benzopyran-3-ylmethyl]urea:
and medicines containing the above urea derivative or a pharmacologically acceptable salt thereof, or a hydrate or solvate thereof as the active ingredient, particularly antiallergic or anti-inflammatory agent, especially antiasthmatic.
一种由式(I)代表并具有抗过敏和抗炎作用的新型 N-羟基
脲衍
生物,即 N-羟基-N-[6-(3-
吡啶基甲基)-2H-1-苯并
吡喃-3-基甲基]
脲:
以及含有上述
脲衍
生物或其药理学上可接受的盐、或其
水合物或溶液作为活性成分的药物,特别是抗过敏或消炎药,尤其是抗哮喘药。