Nasal septum deviation snot backflow to the throat, can be taken according to the specific circumstances of drug treatment or surgery, etc.. 1. medication: deviated nasal septum patients with narrow nasal cavity on the prominent side of the nasal cavity, the other side of the nasal cavity is too large, the nasal mucosa for a long time by the stimulation of strong airflow, easy to trigger rhinitis, but also may affect the drainage of the sinuses, triggered by sinusitis, which will increase the increase of snot backflow to the throat. You can use ephedrine nasal drops or mometasone furoate nasal spray as prescribed by the doctor to shrink the blood vessels of the nasal mucosa, reduce the symptoms of nasal mucosal edema, and improve the symptoms of nasal congestion and nasal discharge. 2. Surgery: After a regular, full course of treatment with medication, you can follow the doctor’s instructions for submucosal correction of the nasal septum to improve the symptoms of nasal septal deviation that leads to the backflow of nasal mucus into the throat. It is recommended that patients with deviated septum should prohibit nose picking and nose blowing in daily life. Wearing a mask when going out and keeping the humidity of the environment can reduce the discomfort of the nasal cavity. If there is any discomfort, consult a doctor in time and follow the doctor’s instructions.