Drinking fruit juice may stop medication from working… And depending on which side of the fence you’re on, that could be a good or bad thing. The acidic drinks may stop drugs from entering the bloodstream and getting to work in the body – possibly rendering them useless.
Drugs shown to be weakened by grapefruit, orange and apple juices include the blood pressure-lowering beta blockers atenolol, celiprolol, and talinolol and the hay-fever treatment fexofenadine.
The multi-purpose antibiotic ciprofloxacin, used to combat germs behind food poisoning and bone and joint infections, is also affected. So is the cancer drug etoposide and a drug given to prevent the rejection of transplanted organs.