THERAPEUTIC AGENT, GENE THERAPY AGENT, AND METHOD FOR PREVENTING INVASION OF EOSINOPHIL
[Problem] To provide: a therapeutic agent for eosinophilic sinusitis and eosinophilic otitis media
a gene therapy agent
and a method for preventing the invasion of an eosinophil. [Solution] A therapeutic agent which can be used for the treatment of eosinophilic sinusitis and/or eosinophilic otitis media, which comprises siRNA capable of inhibiting the expression of a STAT-6 gene, siRNA capable of inhibiting the expression of a GATA-3 gene and/or siRNA capable of inhibiting the expression of an IL-5 gene as an active ingredient.