Please provide your email address to receive an email when new articles are posted on . CHICAGO — A fast-acting nasal spray safely and effectively converted episodes of paroxysmal supraventricular ...

Please provide your email address to receive an email when new articles are posted on . A fast-acting nasal spray was safe and effective for patients self-treating for repeated episodes of paroxysmal ...

There is clearly a tachycardia with narrow QRS complexes indicating a supraventricular rhythm. The clues to the aetiology are the heart rate of almost exactly 150 / min and the saw tooth waves seen ...

The rhythm is irregularly irregular with an average rate of 144 beats/min. The QRS complex duration is normal (0.08 sec) and there is a normal morphology except for poor R-wave progression across the ...

In a new study, etripamil, a rapid- and short-acting investigational medication formulated to be delivered via nasal spray, restored a normal heart rhythm in less than 30 minutes in most users with ...

A 67-year-old man with a history of dilated cardiomyopathy and a left ventricular ejection fraction of 40% presents to his primary care provider for a routine physical examination. His vital signs and ...

I'm lying on my back with my legs in the air and thumb in my mouth, blowing out hard. But it's not working. My heart is still going a million miles an hour. I'd experienced episodes of rapid heartbeat ...