Isoproterenol has a positive dromotropic effect.
异丙肾上腺素具有正性传导作用(可加快传导)。
In patients with atrial fibrillation, drugs with negative dromotropy can slow conduction through the AV node and help control ventricular rate.
在房颤患者中,具有负性传导作用的药物可减慢房室结传导,从而帮助控制心室率。