Who really benefits from beta blockers

Prescribing beta blockers post-MI has been done routinely for years but that practice is now in doubt after results from new research suggest the drugs are unhelpful for many patients.

The UK study of about 180,000 heart attack survivors without heart failure or left ventricular systolic dysfunction found that beta blocker therapy may be unwarranted.

The researchers from the University of Leeds found the drugs made no difference to survival rates up to a year, which is when most of the benefit from beta blockers is likely to occur.

The findings raise the possibility that they are being