If you always have diarrhea, you can do dietary modification, eat some soft and easy to digest light food, but also medication, such as taking bifidobacteria, montelukast and other drugs. 1. Dietary regulation: always diarrhea patients, gastrointestinal mucosa is more fragile, digestive function is also relatively poor, it is best to consume some soft and easy to digest light food, such as millet porridge, noodles, a variety of soups and other foods. Do not eat spicy stimulating greasy food, so as not to stimulate the stomach and intestines, aggravate the symptoms of diarrhea. 2. Drug regulation: always diarrhea may be intestinal flora imbalance, you can use probiotics under the guidance of the doctor to regulate, such as: bifidobacteria, bacillus subtilis, lactobacilli and other probiotics. You can also use antidiarrheal agents such as montelukast, can also be very good to relieve the symptoms of diarrhea. If the patient always has diarrhea, it is best to go to the hospital to check whether there is a digestive tract disease, it is best not to blindly self-medication, so as not to delay the condition.