A stack of pills on July 24, 2014 in Melbourne, Australia.
DENMARK - New research shows a common antibiotic used to treat respiratory infections could lead to heart-related deaths in some patients.
Clarithromycin, a drug used by millions of people across the globe, could be linked to hundreds of such deaths every year, according to a study published in the British Medical Journal.
The drug is used to treat pneumonia, bronchitis and sinus infections. See more about this startling report in this Newsy video: