Check your BP (monitor during the day) as it can be orthostatic hypotension. You should contact your MDS about it right away.
This is something to discuss with your neurologist as she/he might have to change medication.
This should definitely be discussed with your neurologist. If you're dizzy, you are more at risk for falls.
There are many different causes for dizziness. Keep track of when it happens, so you can let your Neurologist know what you had been doing and when.
I am not on medication but I am dizzy all the time.