I have been dizzy on and off. Due to ringing in my ear. I have taken my meclizine and its no help. What can I do?

Ent and audio. This should be evaluated by an ENT on an urgent basis. You could have hearing loss that requires prompt medical treatment. There are other conditions such a meniere 's that could be causing this. You should schedule your ENT visit with an audiogram as well.
TMJ? This problem could be related to problems with the jaw joint. You might have some benefit in seeing your dentist.