Coprophagy problem? try Nixit Four Paws Potty Mouth (120 Tabs) Coprophagia Prevention Four Paws Potty Mouth, as the name instantly communicates, is a remedy to stop pets from the horrible habit of consuming feces (in the trade this is a common problem known as Coprophagia). The Four Paws Potty Mouth formulation contains ingredients that will quickly stop pets from consuming feces. Directions: Feed your dog or puppy one tablet for every 10 lbs. of body weight every day for 2 weeks. If the problem continues, double the dosage for two more weeks. As a preventative treatment, continue to feed one tablet daily. Ingredients: Brewers yeast, Cayenne, Biotin, Vitamin B1, Vitamin B2, Vitamin B6, Niaciamide, Iron & Copper. Also try Nixit for veterinarian strength formula..