If the patient chokes on the nasal cavity, the rice can be discharged through home treatment and hospital treatment as follows: 1. Home treatment: The patient can hold down the nasal cavity on the healthy side and then stimulate the nasal cavity on the other side with a cotton swab to promote sneezing, which in turn will spray the rice out of the nasal cavity. In addition, the nasal cavity can also be rinsed with saline to promote the discharge of rice grains. 2. Hospital treatment: If the rice grains cannot be discharged in time by the above two methods, patients are advised to consult the ear, nose and throat department of a regular hospital in time, and the rice grains can often be removed with the assistance of a nasal endoscope. It is recommended that patients try not to laugh or joke when eating in daily life and reduce the conversation will reduce the choking of rice grains to the nasal cavity or choking to the trachea, because foreign bodies choking to the nasal cavity, trachea, easy to cause infection or some other adverse reactions.