Drinking yogurt and having diarrhea shortly after eating sea shrimp may be due to allergies, gastrointestinal disorders, food irritation and other reasons. If the symptoms are relatively mild, you can temporarily observe, the symptoms are more serious, it is recommended to use montelukast, loratadine and other drugs to treat. 1. Allergy: Eating shrimp may cause an allergic reaction, resulting in diarrhea symptoms. The symptoms are mild, it is recommended to adjust the diet structure, can improve the symptoms. But for diarrhea accompanied by itching, rash and other symptoms, it is recommended to take oral loratadine tablets, cetirizine hydrochloride tablets and other drugs under the guidance of a doctor. 2. Gastrointestinal diseases: gastrointestinal diseases, eat sea shrimp plus drink sour milk, may increase the burden on the gastrointestinal tract, diarrhea symptoms. It is recommended to pay more attention to adjust the dietary structure, diarrhea symptoms are relatively light not dealt with, and diarrhea symptoms are more serious, it is recommended that the use of montelukast, cotrimoxazole and other medications under the guidance of a doctor. 3. Food stimulation: When eating seafood, if there is too much spicy seasoning, it will also cause gastrointestinal tract stimulation, resulting in diarrhea symptoms. It is recommended to drink more water and adjust the diet structure, which can improve the symptoms. After eating seafood soon after drinking yogurt diarrhea symptoms, more serious, or accompanied by other symptoms, such as: nausea, vomiting, rash, etc., it is recommended to consult a doctor in a timely manner, to clarify the cause of the disease, under the guidance of the doctor targeted treatment.