| abstract |
The present invention provides a novel pharmaceutical composition that can be locally administered to the ear cavity, nasal cavity, oral cavity, etc., is kept at the administration site for a long time, and has a good drug release property. [Solution] It was newly found that a pharmaceutical composition containing a new quinolone antibacterial agent in an emulsion base stays at the administration site for a long time and exhibits good drug release. These pharmaceutical compositions are useful for treatment of infectious diseases in the local area, particularly for sinusitis, and can be expected to have a medicinal effect with little difference between individuals. [Selection figure] None |