Meniere's disease does not go away on it's own or even with treatment.
Treatments can help with the symptoms and the condition of Meniere's disease but there are no cures as of now for people who have Meniere's disease.
Once someone has Meniere's disease they have the Meniere's disease for life.
The symptoms of Meniere's disease do however come and go for most people but you'll have the Meniere's disease for life.
Some people who have Meniere's disease also go on to develop other permanent disabilities.
Meniere's disease can affect anyone of any age but for people over 40 they usually experience some form of hearing loss.