Suggest Treatment For Onset Of Vertigo On Plane

Hi. I have suffered from vertigo for about 8 years nw. I am 21. After taking many tablets the vertigo has almost gome as i hardly have a onset anymore.last year i went on holiday and as the plane tokk off when the pressure had changed vertigo struck and i had it for 3 days which resulted ina waste of holiday. I plan.on going turkey in 2 weeks what can i do to help or avoid getting vertigo.again on the plane?