An EC 4.2.1.* (hydro-lyases) inhibitor that interferes with the action of carbonic anhydrase (EC 4.2.1.1). Such compounds reduce the secretion of H+ ions by the proximal kidney tubule.
Any drug which can be used to prevent or alleviate glaucoma, a disease in which the optic nerve is damaged, resulting in progressive, irreversible loss of vision. It is often, though not always, associated with increased pressure of the fluid in the eye.