Evaluation of Efficacy of a Dental Chew to Reduce Gingivitis, Dental Plaque, Calculus, and Halitosis in Toy Breed Dogs.

The aim of this study was to determine the clinical efficacy of a dental chew with mechanical and chemical properties in 2 toy dog breeds. Eight Yorkshire terriers and 9 Chihuahuas participated in a crossover design trial. Gingivitis, dental plaque, calculus, and volatile sulfur compounds (VSC) in the breath were assessed after 4 weeks and 9 weeks, respectively.