Echinacea Directory
Echinacea is an herb that is sometimes used in the treatment of the common cold. Side effects include dry mouth, headache, dizziness, insomnia, and other effects. Follow the links below to find WebMD's comprehensive coverage about how echinacea helps the body, it uses and side effects, and much more.
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Americans spend over one billion dollars on cold and flu supplements, and other natural remedies for colds and the flu. Which ones really work? Here's what alternative medicine experts have to say.
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