申请人:TAIHO PHARMACEUTICAL COMPANY LIMITED
公开号:EP1676575A2
公开(公告)日:2006-07-05
To provide a drug useful for prevention or treatment of respiratory diseases accompanying hyper-secretion of mucus, the drug normalizing physiological functions of the respiratory tract by preventing over-production of mucin from the respiratory tract epithelium. A mucin production inhibitor comprising, as an active ingredient, a benzimidazole derivative represented by formula (1) :
(wherein A represents a triazole group; R1 and R2 may be identical to or different from each other, and each represents an aliphatic hydrocarbon group which may have an alicyclic hydrocarbon group, or an alicyclic hydrocarbon group; R3 represents a hydrogen atom or a substituent; and R4 represents a hydrogen atom or a protective group for the nitrogen atom) or a pharmacologically acceptable salt thereof.
提供一种用于预防或治疗伴有粘液分泌过多的呼吸道疾病的药物,该药物通过防止呼吸道上皮过度分泌粘蛋白,使呼吸道的生理功能恢复正常。一种粘蛋白生成抑制剂,其有效成分包括由式(1)代表的苯并咪唑衍生物:
(其中 A 代表三唑基团;R1 和 R2 可以彼此相同或不同,并且各自代表可能具有脂环烃基团的脂族烃基团或脂环烃基团;R3 代表氢原子或取代基;R4 代表氢原子或氮原子的保护基团)或其药理学上可接受的盐。