Chew + Heal Labs Dog Ear Cleaner - Medicated Dog Ear Buildup Drops for Dirt and Wax - 12 oz Advanced Flush with Chlorohexidine and Ketoconazole - Made in The USABrand: Chew + Heal Labs Color: Clear Features: Chew + Heal's OTIC dog ear cleaning solution helps with dirt, wax, and more to help relieve discomfort and allow your dog to feel his best! Chlorhexidine for dogs is a topical antiseptic solution that works to prevent skin infections caused by bacteria and fungus. Ketoconazole is used to treat buildup found in a dog's ears due to dirt, wax, and other external debris. When using the ear wash for dogs,