The present invention provides methods for treating nasal polyposis. The methods include administering to a subject in need thereof a therapeutic composition comprising an interleukin-4 receptor (IL-4R) antagonist such as an anti-IL-4R antibody or antigen binding fragment thereof.本發明係提供治療鼻息肉症之方法。該等方法係包括投予有此需要之患者一包含介白素-4受體(IL-4R)拮抗劑,例如抗-IL-4R抗體或其抗原結合片段之治療組成物。