Poor hearing can be caused by cerumen impaction, tympanic membrane perforation or age-related deafness. Treatment includes, cerumen removal, medication and surgery. 1. Cerumen embolism: if the cerumen is a little small and does not completely block the external auditory canal, a cerumen hook can be used to slowly extend along the external auditory canal to gradually hook it out; if the cerumen is large and not easy to remove, sodium bicarbonate can be used to soften the cerumen, and then the cerumen can be flushed out with warm saline after 3 days or suctioned out by otoscopic suction. 2. Tympanic membrane perforation: traumatic perforation of the tympanic membrane, most of them can heal by themselves in 3⁓4 weeks, and those who cannot heal in 3 months can have tympanic membrane repair. Suppurative otitis media caused by active treatment of middle ear inflammation, 3% hydrogen peroxide to clean up the external auditory canal, antibiotic ear drops, such as ofloxacin ear drops, etc., if necessary, the tympanoplasty. 3. Senile deafness: with the increase of age, there may be a gradual decline in hearing. First of all, strengthen the science education, avoid noise exposure, control blood pressure, blood lipids and blood sugar, avoid ototoxic drugs; give nutritive nerve to improve circulation and other drugs, such as vitamin B1, methylcobalamin, ginkgo biloba leaf extract, and so on. Wear hearing aids at the right time and choose cochlear implants in appropriate cases. The ear is not good to make inaudible there are other causes, it is recommended that the hospital consultation, after a clear diagnosis under the guidance of the doctor to standardize the use of medication and treatment.