Nortriptyline can cause dry mouth and patients may need to stop taking it before the therapeutic effect is realized. These estimates are also presented alongside prevalence estimates of hearing difficulties. This pressure can sometimes lead to ringing in your ears. Cortexi's liquid formula is a combination of maca, grape and guarana that supports your hearing. If the treatment effect did not improve within four treatment rounds, it was considered a poor prognosis. Tinnitus can often be caused by age-related hearing loss, or noise-induced loss. It is instead a symptom that indicates something else is going on in the body. The manufacturer does not tie up with local stores and other online stores. Other sound generators may be used, such as a radio and a household fan. Tinnitus can be triggered by loud noises at work or home that cause hearing loss. These are not uncommon effects if tinnitus has disrupted your life. Tinnitus can occur when the hairs in your inner ears are damaged or bent.