If you have diarrhea and stomach rumbling during breastfeeding, it is considered to be acute gastroenteritis caused by inappropriate diet or cold. It is advisable to go to the hospital to check the abdominal ultrasound as well as stool routine and blood routine, and then give Bifidobacterium triptans to use. This drug can play an anti-diarrheal effect, can regulate the intestinal flora, help the intestinal tract slowly back to normal. In addition, you can also consider taking oral montelukast, which is an astringent that can quickly protect the mucous membrane of the intestine and play a role in stopping diarrhea. In addition, you should pay attention to the diet, do not eat spicy, stimulating, cold, greasy food, to avoid aggravating the intestinal burden, in the diet of millet porridge, stomach porridge, rotten noodles and other well-digested food, to drink more water to avoid dehydration.