Green tea may sabotage blood pressure medication

Drink may keep intestinal cells from taking up drug

By Beth Mole, 13:18 PM January 13, 2014

Green tea chemicals linked to reducing the risk of cancer and cardiovascular disease may also thwart a blood pressure medication by preventing it from getting into the bloodstream.

In a preliminary study, researchers gave 10 healthy adults the blood pressure medication nadolol after the volunteers drank about two glasses of green tea a day for two weeks and again after they stopped drinking tea for two weeks. Compared with taking the medication after they avoided drinking tea, the volunteers h...

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