Vetericyn Canine Ear Rinse Dog Ear Care is a one-step topical ear rinse that you can use to clean wounds, treat ear infections and inhibit bacteria. Based on Microcyn Technology, this antimicrobial treatment helps eliminate antibiotic-resistant strains of bacteria as well as fungi, viruses, and spores. Along with being steroid-free and antibiotic-free, this solution is non-toxic so it won't harm healthy tissue. And since it's pH neutral, it won't sting when it's applied topically. Use as directed.