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	Search Quick Order Form» Departments Vitamins Minerals Supplements Herbs Home & Grocery Diet & Fitness Body & Bath More Ways to Shop Brands A-Z Natural Remedies Children & Infants Women's Health Men's Health Seniors Free Catalog MotherNature.com's Catalog Is Here! Click Here to Get Your Free Copy Today. Newsletter Sign Up Weekly health news, sale announcements and coupons!		Library Home > Safetychecker by Drug Name > Senna SENNA Introduction Safetychecker summary Vitamin interactions Herb interactions References Visit The Healthy Living Bookshelf: 21 Online Health Books From Rodale View Our Related Product Sections: Senna Senna is a laxative used for short-term treatment of constipation. It is available as nonprescription drugs and as herbal products. Safetychecker Summary for Senna (for details about the summarized interactions, read the full article) Check: Other—Before taking any of these supplements or eating any of these foods with your medication, read this article in full for details. Digitalis Potassium Sodium Depletion or interference None known Side effect reduction/prevention None known Supportive interaction None known Reduced drug absorption/bioavailability None known Adverse interaction None known Interactions with Dietary Supplements Sodium and potassium Overuse or misuse of laxatives, including senna, can cause water, sodium, and potassium depletion.1 To avoid depletion problems, people should limit laxative use, including senna, to one week or less.2 Interactions with Herbs Digitalis (Digitalis lanata, Digitalis purpurea) Digitalis refers to a family of plants commonly called foxglove that contain digitalis glycosides, chemicals with actions and toxicities similar to the prescription drug digoxin. While the interaction has not been reported, overuse or misuse of senna (leading to potassium loss) may increase digitalis effects and risk of side effects.3 Senna and digitalis-containing products should be used only under the direct supervision of a doctor trained in their use. References: 1. Threlkeld DS, ed. Gastrointestinal Drugs, Laxatives. In Facts and Comparisons Drug Information. St. Louis, MO: Facts and Comparisons, May 1991, 318a–9. 2. Threlkeld DS, ed. Gastrointestinal Drugs, Laxatives. In Facts and Comparisons Drug Information. St. Louis, MO: Facts and Comparisons, May 1991, 318a–9 3. Newall CA, Anderson LA, Phillipson JD. Herbal Medicines: A Guide for Healthcare Professionals. London: Pharmaceutical Press, 1996, 244. Copyright © 2002 Healthnotes, Inc.  All rights reserved. www.healthnotes.com Please read the disclaimer about the limitations of the information provided here. Do NOT rely solely on the information in this article. Learn more about Healthnotes, the company. Learn more about the authors of Safetychecker. The information presented in Healthnotes is for informational purposes only. It is based on scientific studies (human, animal, or in vitro), clinical experience, or traditional usage as cited in each article. The results reported may not necessarily occur in all individuals. For many of the conditions discussed, treatment with prescription or over-the-counter medication is also available. Consult your doctor, practitioner, and/or pharmacist for any health problem and before using any supplements or before making any changes in prescribed medications. Information expires December 2003.

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