申请人:Takeda Chemical Industries, Ltd.
公开号:EP1182194A1
公开(公告)日:2002-02-27
A nasal preparation comprising a compound represented by the formula:
wherein Ring A is an optionally substituted 5- or 6-membered aromatic heterocyclic ring, Ring B is an optionally substituted 5- or 6-membered aromatic homocyclic or heterocyclic ring, R1 is a hydrogen atom, a hydroxyl group or a lower alkyl group, and n is 0 or 1, which has an Na-H exchange inhibiting activity, or a salt thereof exhibits excellent bioabsorbability and an Na-H exchange inhibiting activity superior to that of an oral preparation, thus being useful as a prophylactic and/or therapeutic agent for ischemic heart diseases such as myocardial infarct and arrhythmia.
一种鼻腔制剂,包含由式表示的化合物:
其中环 A 是任选取代的 5 或 6 元芳香杂环,环 B 是任选取代的 5 或 6 元芳香同环或杂环,R1 是氢原子、羟基或低级烷基,n 是 0 或 1,具有 Na-H 交换抑制活性、或其盐具有优异的生物可吸收性和优于口服制剂的 Na-H 交换抑制活性,因此可用作心肌梗塞和心律失常等缺血性心脏病的预防和/或治疗剂。