Echinacea and St. John's wort, popular herbal treatments for, respectively, boosting the immune system and treating depression, have been linked with hindering the effects of some prescription drugs, including blood-pressure medications. Researchers found the two herbal supplements cause medications to move too quickly through the liver and intestines, thus reducing the medicines' absorption and effectiveness.
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The herb echinacea is a popular cold remedy, but researchers at the University of Arkansas say it may cause gastrointestinal problems. In a small... Read more »
Source: ADAM Encyclopedia
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Source: Harvard Decision Guide
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Source: HealthCentral Encyclopedia
Article updated and reviewed by Larry A. Weinrauch, MD, Assistant Professor of Medicine, Harvard Medical School on July 7, 2005.Herbal supplements... Read more »
Q: What is Zicam and how does it work?A: Zicam is an over-the-counter product that contains zinc and is used to reduce both the duration and the... Read more »