It will help your physician determine the cause. Increase your liquid intake, particularly electrolyte solutions like Pedialyte or Gatorade, until you can get to a physician. This is particularly important for children and has become the World Health Organization's recommended treatment for cholera, often requiring many gallons a day just to keep up with the output. Your physician will need an extensive history of your disease, your travel experiences, and your overall health. You will then need a battery of laboratory tests and probably x-rays or endoscopy, then more sophisticated laboratory tests if the answer is still unclear.
Treatments are as varied as the causes.
Many are simple, such as eliminating an offending food or medication. Some are complex, such as correcting a hormone imbalance or surgically removing a tumor. Diarrhea and Malabsorption Caution should be taken in using antibiotics to treat children with diarrhea. Antibiotics may actually make children sicker according to a new study. Points to remember Diarrhea has many causes.