ways to stop diarrhea in my pupply
6 Ways to Stop Diarrhea in Dogs 1 Metronidazole, which is an antibiotic treatment, suitable if the diarrhea is caused by an infection. 2  Kaolin or pectin is a medication that can be administered if the dog has ingested garbage or a toxic ingredient. 3  Kaolin will absorb the toxins and relieve diarrhea but an overdose of kaolin can lead to constipation.robiotic Powder. Probiotic powder may be added to the dogâs food to relieve diarrhea. The powder may be diluted in water or simply mixed with the dogâs food. Alternatively, digestive enzymes can be used.