EPI Otic Ear Cleanser Benefits: EPI Otic Ear Cleanser is a cleansing, drying, non-irritating ear solution. EPI Otic Ear Cleanser may be used for routine ear cleansing in healthy ear canals or prior to administration of other ear preparations in the treatment of otitis externa. It may be used in dogs and cats of any age. Spherulites: an exclusive and patented encapsulation system; provides slow release of ingredients long after product application. Chitosanide: is a natural biopolymer that creates a protective film on the skin and hair. This reinforces the hydrating and restoring effects of the formulation, helping to protect the skin against damage from the environment. EPI Otic Ear Cleanser also has a fresh apple blossom fragrance.