Certain 1,7-naphthyridine derivatives and their acid addition salts have strong antiarrhythmic effects, cardiotonic effects, diuretic effects, bronchodilation effects, anti-acetylcholine effects, anti-inflammatory effects, analgesic effects and the like and are hence useful for various diseases such as heart diseases, hypertension, asthma, arthritis, lumbago, toothache, etc.
某些
1,7-萘啶衍
生物及其酸加成盐具有强烈的抗心律失常作用、心脏强心作用、利尿作用、支气管扩张作用、抗
乙酰胆碱作用、抗炎作用、镇痛作用等,因此可用于治疗各种疾病,如心脏病、高血压、哮喘、关节炎、腰痛、牙痛等。