<unk> s should not be used in ears that in which the ear drum has been perforated or is otherwise nonintact.<unk> s should also be avoided in ears that are actively infected due to the lack of research in this area (i.e. people suffering from otitis externa, a type of ear infection).
Cerumenolytic
Keratolytic
Hematinic
Titratable acid
Cryosupernatant
Protelean
Toxicophore
Antimetabolite