When eating bad things diarrhea, you can take probiotics, antibiotics, proton pump inhibitors and other drugs such as bifidobacteria, norfloxacin, omeprazole and so on for treatment as prescribed by the doctor. 1. Probiotics: The symptoms of diarrhea are mostly related to intestinal flora imbalance, patients can take bifidobacteria tablets, lactobacillus tablets and other probiotics to regulate the intestinal flora, improve the intestinal environment, reduce bacterial translocation and inflammation, thus alleviating the discomfort of diarrhea and other discomforts. 2. Antibiotics: If the patient eats something bad and has diarrhea, it may be the symptom of diarrhea caused by bacterial infection, at this time, you can take Norfloxacin capsules, amoxicillin capsules and other antibacterial drugs for treatment. 3. proton pump inhibitors: if the patient ate bad food appeared serious nausea, vomiting, stomach pain, diarrhea and other symptoms, the patient can take pantoprazole enteric-coated tablets, omeprazole enteric-coated capsules, and other proton pump inhibitors to inhibit the secretion of gastric acid, reduce the stimulation of the gastric mucosa. When patients eat bad stomach diarrhea symptoms, they should go to the regular hospital in time to prevent the gradual aggravation of diarrhea symptoms.