Specific exercises will help but will take time. These will cause dendrite branching in the neurons of the cerebellum which controls vestibular function. Homeopathy will work (if the correct remedy has been prescribed) on restoring balance - in more than one sense.
Polarity therapy, which incorporates some Cranio-sacral techniques, is also effective in stimulating the cerebrospinal fluid (CSF) which bathes the spinal cord.