Otitis externa often has a lot of inflammatory exudates, and during the recovery period these exudates will form a lot of dry scabs, which condense on the skin mucosa of the ear canal, and are especially prone to cause itchy sensations in patients. Sometimes it is still because after the patient’s otitis externa, the mucous membrane of the skin will be broken, when the granulation tissue grows again, in the process of repairing the mucous membrane of the ear canal, there will also be a certain itchy feeling. It is recommended that otitis externa must be actively treated, to avoid water in the ear, local drops can be used levofloxacin hydrochloride ear drops to anti-inflammatory, if there is itching in the ear, it may be the disease in the gradual recovery, do not need to be particularly worried.