Does it really only happen when you drink?
Have you had a cold recently?
I have dizzy spells for a few weeks sometimes after a cold. It takes a while for my ears/sinuses to clear out. It can be a PITA. Sometimes its so bad I can't walk or drive.
Primary/Secondary: #109 Rye, #110 APA
Kegged: #106 American Wheat, #107 IPA, #108 Nut Brown
Planned: Red IPA, American Brown