Zymox Oratene Enzymatic Brushless Oral Care Water AdditiveZymox Oratene Water Additive is a simple and quick answer to cat and dog oral care. With no need for brushing, this cat and dog breath freshener can be simply added to your pets drinking water each day to help keep their mouth healthy and their breath fresh. Helps freshen bad breath, clean teeth & remove plaque without brushing; for use in both dogs & cats Simply add our flavorless solution to your dog or cats drinking water for painless dental care