Let's not know what to do in case of diarrhea: Food saline If you have diarrhea, you should eat food saline. There is no need to take medicine. In case of diarrhea , the water and salt that is excreted from the body should be filled with saline. Most diarrhea goes away on its own. Liquid food If you have diarrhea, you can eat any type of liquid food including coconut water , rice starch. Liquid foods are quite beneficial for the body. Because diarrhea causes the body to lose a lot of water. Do not take medicine. If you have general diarrhea, there is no need to take medicine. Many people are busy taking medicine to prevent diarrhea. In this case flazil or metronidazole is also a very common medicine. Which is available at hand. But do not take any medicine. Because diarrhea goes away on its own in 3 days. Doctor's advice is usually good for diarrhea. If you feel any problem , you must consult a doctor. There is no way to take the medicine.