When a patient has a sinusitis condition, daily rinsing of the nose is a better treatment and improvement measure. The nasal rinse can be done with saline or special nasal salts, and the nasal rinse solution is prepared in strict proportion. The rinse solution is filled into a special nasal rinse bottle. When rinsing, the nasal cavity can be slightly tilted forward above the sink, and the infected head of the nasal rinse bottle is inserted into one side of the nasal cavity. After half of the rinse, you can switch to the other side of the nasal cavity and continue rinsing. Depending on the specific condition, you can rinse the nasal cavity 1-2 times a day.