Flies into the ear can be external ethanol or oil drops into the ear, the fly adhesion, and then rinse out or remove with tweezers. Flies into the external auditory canal for the external auditory canal foreign body, if for the live flies crawling and commotion can cause severe ear pain, or even damage to the tympanic membrane, can be in the external auditory canal drops of ethanol or oil, or with a cotton ball soaked in ether (or other volatile anesthetics) placed in the external auditory canal for a few minutes, will be adhered to the insect, anesthesia, or to kill the insect after the removal of tweezers or rinsing discharged. Daily attention should be paid to the cleanliness of the external ear canal, keep it dry, do not dig the ear canal arbitrarily, and avoid water when bathing, so as not to cause secondary infection. Fly into the ear should be timely consultation, under the operation of the physician to remove, do not operate on their own, to avoid causing adverse consequences.