Nutri-Vet Antimicrobial Wound Spray for Dogs takes the sting out of costly medical bills and complicated first-aid for minor injuries. This powerful, non-staining antimicrobial treatment features long-acting topical first-aid for minor skin abrasions and irritations. With 13% Benzalkonium Chloride as an active ingredient, it effectively combats gram-negative and gram-positive bacteria while also soothing your pets wounds. Protects against ringworm, protozoa, and some viruses. Imported. 4-oz. bottle. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Antimicrobial Spray.