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What medications can interact with cranberry supplements?

Cranberry is considered safe with almost all medications. In medicinal doses it may increase the effect of anti-coagulation drugs like warfarin (Coumadin), causing bleeding. People on medication for diabetes should beware of sugar-sweetened cranberry juice; cranberries are naturally quite tart and their juice usually has some kind of sweetener. Finally, note that cranberry juice is acidic, like orange juice, and as such may counteract the effectiveness of antacid drugs. 

Continue Learning about Cranberry

Should I tell my doctor that I am taking cranberry supplements?
Stacy Wiegman, PharmDStacy Wiegman, PharmD
It is always wise to tell your doctor about any supplements you are taking. People who take bloo...
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How should I take cranberry supplements?
Stacy Wiegman, PharmDStacy Wiegman, PharmD
Many types of cranberry supplements are available. Most common are capsules or tablets, although...
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Are there any side effects from eating cranberries?
dotFITdotFIT
Orally, cranberry is usually well tolerated and certainly at a normal intake of 1-2 cups/day. Howeve...
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Do cranberry supplements interact with other medications?
Stacy Wiegman, PharmDStacy Wiegman, PharmD
Some medications have been shown to interact with cranberry supplements. These include amphetami...
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.