presbyacusis การใช้

• Caroverine, an N-methyl-D-aspartate and ?-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptor antagonist together with antioxidant activity, has been shown to protect the inner ear from excitotoxicity and to be effective in the treatment of tinnitus, sudden hearing loss and speech discrimination disorders in presbyacusis.