The present invention provides a pyridine derivative of following general formula (I) or a physiologically acceptable acid addition salt thereof:
wherein R₁ is a hydrogen atom or a hydroxy group, R₂ and R₃, which may be the same or different, each is a lower alkyl group, and n is an integer of 1 to 6, a process for production thereof and a pharmaceutical composition containing the same. The compounds (I) possess anti-arrhythmic activity.
本发明提供了以下通式(I)的
吡啶衍生物或其生理学上可接受的酸加成盐:
其中,R₁是氢原子或羟基,R₂和R₃可以相同或不同,各自是低级烷基,n是1至6的整数。化合物(I)具有抗心律失常活性。