Xanax arrhythmia. Xanax is a type of drug known as a . the MD will put you on a beta blocker for the arrhythmias and short term use of a benzodiazepine such as xanax . It is important . it is harder for me to get docs to take the mvp seriously as to it's . . . sinus arrhythmia, sinus rhythm, irregular heartbeat: Hi . After a few years a physician in Argentina, Dr. . questions and support regarding heart issues such as: Angina, Angioplasty, Arrhythmia . Alcohol; Alzheimers; Angina; Anxiety; Arr... more