Juice Destroys Drug Efficacy

In the eighties, scientists issued a strange warning: don’t drink grapefruit juice if you’re taking the high-blood-pressure drug felodipine. The study, led by University of Western Ontario’s David Bailey, found that the body’s levels of felodipine mushroomed after people drank the bittersweet nectar. They later identified 50 more medications that exhibited the “grapefruit juice effect,” stamped warning labels on them, and called it a day. read more

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