Study Status: Not yet recruiting
Recruit Status: Not yet recruiting
Study Type: Interventional
Official Title: Combination of Hearing Rehabilitative Interventions and Huperzine A for Presbycusis Related Tinnitus Suppression, Hearing and Cognitive Function Protection in
Brief Summary: To investigate the effects of hearing aid, huperzine A and combination of hearing aid and huperzine A on tinnitus suppression, hearing and cognitive function protection in patients with presbycusis