You can get it more than once. Ten percent of the cases last longer than one week and rarely one to three months. Bland foods for the following 24 hours. Imodium AD is available over the counter and can be used as directed if no high fever or bloody stools. Antibiotics such as Sulfa drugs, Cipro or Doxycycline may help if taken twice a day for 2 to 3 days.
All unpeeled fruits are risky.
Drink bottled water, carbonated beverages, beer, wine, hot coffee or tea. Boil or chemically treat drinking water. Avoid food from street vendors. Restaurants are slightly less risky. Food in private homes is the safest but each situation needs your evaluation.