Ammonia oxidizing microorganism preparations for delivery to the visual and auditory systems, kits including ammonia oxidizing preparations for delivery to the visual and auditory systems, and devices for administering ammonia oxidizing preparations to the visual and auditory systems are provided. Methods of introducing ammonia oxidizing microorganisms to the eye are provided. Methods of introducing ammonia oxidizing microorganisms to the ear are provided. Methods of treating disorders, including eye disorders, ear disorders, and inflammatory disorders, with ammonia oxidizing microorganism preparations are provided.
