Eardrum scabs do not fall off for several months, may be related to chronic otitis media, chronic otitis externa, etc., feasible medication to control inflammation. 1. chronic otitis media: can use ofloxacin ear drops, chloramphenicol glycerin ear drops, etc., to control local inflammation. For those with rhinitis, nasal decongestants such as hydroxymetazoline hydrochloride can be used to improve the function of the Eustachian tube when nasal congestion occurs. Generally, after the inflammation is controlled, the scabs can fall off naturally. 2. Chronic otitis externa: use hydrogen peroxide to clean the external auditory canal, and at the same time, cooperate with the anti-infective treatment such as ofloxacin ear drops. Avoid water in the ear canal and bad ear-digging habits. Patients should pay attention to drink more water in daily life, improve living habits, to avoid infection, if the long-term non-shedding or larger scabs in a timely manner to seek medical attention, the above drugs are to be used in accordance with the doctor’s instructions.