I do not know of any dog that regained its hearing though I'm sure the ears weren't flushed in response either as some time passed before owners realized the dog was deaf and made the association with the medication.įrom The Complete Home Veterinary Guide, Chris C. If hearing or vestibular dysfunction is noted during the course of treatment, discontinue use of OTOMAX® immediately and flush the ear canal thoroughly with a non-ototoxic solution. The hearing deficit is usually temporary. The use of OTOMAX® has been associated with deafness or partial hearing loss in a small number of sensitive dogs (eg, geriatric).
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Do not use in animals who require their hearing to perform their work (military dogs, police dogs, seeing eye dogs, hearing dogs, etc.) as the hearing or vestibular (balance) impairment may not be reversible.Įach gram of OTOMAX® contains gentamicin sulfate veterinary equivalent to 3 mg gentamicin base betamethasone valerate, USP equivalent to 1 mg betamethasone and 10 mg clotrimazole, USP in a mineral oil-based system containing a plasticized hydrocarbon gel. It should not be used in animals with a perforated eardrum.Ĭontact your veterinarian if your pet experiences a loss of hearing or balance while being treated with gentamicin. A veterinary exam of the ear is necessary prior to use of this product in the ear. Products with clotrimazole are also effective against fungal (yeast) infections of the ear. The combination is used for the treatment of inflammation and bacterial infections of the ear. Gentamicin is an antibiotic of the aminoglycoside class. Gentamicin/Betamethasone-Otic (Gentocin® Otic, Otomax®) Sadly, I can now list a fourth dog who has gone deaf due to treatment with an ear medication containing Gentamycin.įrom Pet Education, () regarding Gentamycin: