Mosquitoes are usually trapped by nasal secretions after entering the nose, and can be discharged by rinsing the nasal cavity with saline or blowing the nose, or if they cannot be discharged, they can be removed at the hospital. 1. Rinse the nasal cavity: After the mosquito flies into the nostrils, you can use a nasal irrigator to rinse the nasal cavity with saline to try to flush the mosquito out. 2. Blow your nose: You can block the nostrils that are not filled with mosquitoes, and then blow your nose, and then you can usually blow the mosquitoes out. 3. Go to the hospital to take out: If none of the above methods are effective, you can go to the hospital for diagnosis and use nasal endoscopy as well as other tools to take out the mosquito. In the nostrils into the mosquito, may lead to nasal mucosal damage, infection, this time to anti-infection treatment, such as the use of antibiotic drugs under the guidance of the doctor amoxicillin, azithromycin and so on. When the nasal cavity into the mosquito can not be removed by yourself, you should go to the hospital in time to avoid infection and other situations.