... a 50%drop or loss.i noticed these symtoms coming on slowly after taking two 250mg.z-paks back to back.what can i do to reverse or stop this?please help if you can.i took the two z-pac doses for light case of pheamonia.my ear dr. and i are trying to get to the bottom of what caused this severe tinnitis and hearing loss.the z- pak is the only thing i did before this happened.is there a medicine that will counter act what has happened and will get rid of this loud ringing in my ears?