@article{oai:nagasaki-u.repo.nii.ac.jp:00021972, author = {Mitsuoka, Takao and Yano, Katsusuke and Matsumoto, Yoriaki and Mori, Hideki and Kiya, Fumihiro}, issue = {1-4}, journal = {Acta medica Nagasakiensia}, month = {Dec}, note = {The effects of intravenous diltiazem on supraventricular tachyarrhythmias were studied in 16 patients : 6 with paroxysmal supraventricular tachycardia using an accessory pathway retrogradely, 6 with atrial fibrillation, 3 with atrial flutter and 1 with chronic atrial tachycardia. Diltiazem (0.1 or 0.2 mg/kg) was administered intravenously over 5 minutes. Termination of paroxysmal supraventricular tachycardia was achieved in 6 out of 10 episodes during or just after the injection. Diltiazem slowed the ventricular conduction from 2 : 1 to 4 : 1 in atrial flutter, but sinus rhythm was not restored in either case. Diltiazem increased the ventricular response through an accessory pathway in a patient with atrial fibrillation associated with Wolff-Parkinson-White syndrome. Atrial rate in a case of chronic atrial tachycardia did not change significantly. There were no adverse clinical effects. It is concluded that diltiazem is effective in slowing ventricular rate in atrial fibrillation and flutter and in terminating paroxysmal supraventricular tachycardia. However, diltiazem may be contraindicated in atrial fibrillation associated with Wolff-Parkinson- White syndrome., Acta medica Nagasakiensia. 1991, 36(1-4), p.107-116}, pages = {107--116}, title = {Effects of Intravenous Diltiazem on Supraventricular Tachyarrhythmias}, volume = {36}, year = {1991} }