Cancer Home > Green Tea Drug Interactions
If you take certain medications with green tea, drug interactions could potentially occur. Many of these medicines may increase the level of caffeine (a component of green tea) in your blood, increasing your risk of side effects. Some of the medications that can cause negative drug interactions with green tea products include theophylline, fluvoxamine, warfarin, and other stimulants.
- Any other stimulants, including caffeine, cocaine, ephedrine, amphetamines, and many weight loss products
- Clozapine (Clozaril®)
- Fluvoxamine (Luvox®)
- Mexiletine (Mexitil®)
- Theophylline (Uniphyl®, Theocron®, TheoCap®, Theo-24®, Elixophyllin®)
- Warfarin (Coumadin®, Jantoven®).