Traveler's diarrhea

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Complications

By Mayo Clinic staff

Because you lose vital fluids, salts and minerals during a bout with traveler's diarrhea, you may become dehydrated. Children are especially vulnerable to dehydration, and it can be severe.

An oral rehydration solution (ORS) is the best way to replace lost fluids. These solutions contain water and salts in specific proportions to replenish both fluids and electrolytes. They also contain glucose or another carbohydrate, such as rice powder, to enhance absorption in the intestinal tract.

Bottled oral rehydration products are available in drugstores in developed areas, and many pharmacies carry their own brands. You can find packets of powdered oral rehydration solution, labeled WHO-ORS, at stores, pharmacies and health agencies in most countries. Reconstitute the powder in bottled or boiled water according to the directions on the package.

If these products are unavailable, you can prepare your own rehydrating solution in an emergency by mixing together:

  • 1/2 teaspoon salt
  • 1/2 teaspoon baking soda
  • 2 tablespoons sugar or rice powder
  • 1/4 teaspoon potassium chloride (salt substitute)
  • 1 liter safe drinking water

Be sure to measure accurately because incorrect amounts can make the solution less effective or even harmful.

You or your child can drink the solution in small amounts throughout the day as a supplement to solid foods or formula, as long as dehydration persists. Small amounts reduce the likelihood of vomiting. Breast-fed infants also can drink the solution, but should continue nursing on demand. If dehydration symptoms don't improve, seek medical care right away. Oral rehydration solutions are intended only for urgent short-term use.

References
  1. Traveler's diarrhea. Centers for Disease Control and Prevention. http://www.cdc.gov/ncidod/dbmd/diseaseinfo/travelersdiarrhea_g.htm. Accessed April 21, 2009.
  2. Wanke CA. Traveler's diarrhea. http://www.uptodate.com/home/index.html. Accessed April 21, 2009.
  3. Traveler's diarrhea (turista). The Merck Manuals: The Merck Manual for Healthcare Professionals. http://www.merck.com/mmpe/sec02/ch016/ch016b.html. Accessed April 21, 2009.
  4. Snider CB, et al. Travel medicine. In: Rakel RE, et al. Conn's Current Therapy 2008. 60th ed. Philadelphia, Pa.: Saunders Elsevier; 2008. http://www.mdconsult.com/das/book/body/133386890-10/833243685/1621/89.html#4-u1.0-B978-1-4160-4435-2..50046-7_615. Accessed April 21, 2009.
  5. Burakoff R, et al. Gastrointestinal disease. In: Noble J, et al. Noble: Textbook of Primary Care Medicine. 3rd ed. St. Louis, Mo.: Mosby; 2001. http://www.mdconsult.com/das/book/body/133386890-12/0/959/648.html?tocnode=51449457&fromURL=648.html#4-u1.0-B0-323-00828-3..X5001-8--section10_3188. Accessed April 21, 2009.
  6. Traveler's health: Prevention of specific infectious diseases. Centers for Disease Control and Prevention. http://wwwn.cdc.gov/travel/yellowBookCh4-Diarrhea.aspx. Accessed April 21, 2009.
  7. First steps for managing an acute outbreak of diarrhoea. World Health Organization. http://www.who.int/topics/cholera/publications/en/first_steps.pdf. Accessed April 21, 2009.
  8. Norovirus: Q&A. Centers for Disease Control and Prevention. http://www.cdc.gov/ncidod/dvrd/revb/gastro/norovirus-qa.htm. Accessed April 21, 2009.
  9. Sur DK, et al. Evaluating fever of unidentifiable source in young children. American Family Physician. 2007;75:1805.

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June 12, 2009

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