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.
There are some differing opinions on this, but generally, it is not recommended for cats. In fact, it could be toxic and deadly for them. Thatâs because Neosporin contains an antioxidant called, Polymyxin B. This has been linked to anaphylaxis and death, although these extreme reactions are rare. Generally speaking, however, many vets and other health experts adamantly oppose the use of Polymyxin B on cats.