The general symptoms of otitis media are very similar to otitis externa. Dogs have head shaking, ear pain, deafness, and ear leakage. The tympanic membrane perforation. Otitis media may spread to the inner ear and cause inner otitis, showing nystagmus, and movement disorders. The sick dog often keeps the affected ear underneath, rotates toward the affected side and falls on the affected side, and cannot stand up. In severe cases, inflammation invades the facial nerve and parasympathetic nerves, causing facial paralysis, dry conjunctivitis and dry nasal mucosa. Inflammation causes meningitis after invasion of the meninges, or death from cerebellar abscess.
First clean the ear canal, then use erythromycin ointment twice a day. First clean the ear canal, add an appropriate amount of antibiotics with normal saline, dip the medicinal liquid to clean the ear canal, and then use ear oil to drop ears, 2 to 3 times a day. You can also use mixed droplets of neomycin, dexamethasone, and lidocaine, 2 to 6 drops per day, 3 to 4 times per day. Ofloxacin ear drops and other ear drops can clean the ear canal.
3% hydrogen peroxide, ear skin aphrodisiac, then dip it with a cotton swab, dip it into the dog's ear canal and gently wipe it to clean the dirt; then drip it into the ear skin aphrodisiac.