Harvard Health Letter cautions about medication interactions

BOSTON, MA. - About half of all Americans age 65 and over take at least 5 medications per week, and 1 of 8 take 10 or more. With so many people taking so many pills, there's plenty of opportunity for harmful drug interactions. The April issue of the Harvard Health Letter reports serious drug interactions that you and your doctor should be concerned about.

The FDA maintains a thorough system for reporting drugs' side effects, but currently lacks a standardized method for warning people about drug interaction. This is largely due to the uncertainty and ambiguity surrounding this issue.

The Harvard Health Letter asked Harvard Medical School experts to create a short list of known drug interactions that should be known by the general public. For example:

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