The treatment of nasal foreign body is to remove the foreign body, and there are more ways to remove the nasal foreign body, mainly as follows: 1. Patients can also go to the hospital and remove the foreign body through the otorhinolaryngologist, so that the foreign body does not slip into the trachea through the posterior nostril and form a tracheal foreign body. However, for some smooth foreign bodies, such as small particles and small steel balls, care must be taken when removing them so that they do not slip into the nasopharynx and inhale into the trachea, forming a tracheal foreign body; 2. treatment.