The nasal cavity (or nasal fossa) is a large air filled space above and behind the nose in the middle of the face.Each cavity is the continuation of one of the two nostrils.he nasal cavity (or nasal fossa) is a large air filled space above and behind the nose in the middle of the face.
Polymyxin B sulfate and trimethoprim (Polytrim) is an antibacterial eye drop prescribed to treat bacterial conjunctiivitis and blepharoconjunctivitis of the eyes. Side effects, drug interactions, pregnancy safety, dosage, and storage information should be reivewed prior to using this medication.
Uses For Antibiotic Cream. Neomycin and polymyxin B combination is used to prevent bacterial infections. It works by killing bacteria. Neomycin and polymyxin B cream is applied to the skin to prevent minor bacterial skin infections. It may also be used for other problems as determined by your doctor.