Double-blind, Randomized, Multicenter Study Comparing the Effect of Betahistine and Flunarizine on the Dizziness Handicap in Patients with Recurrent Vestibular Vertigo

Abstract

This study showed that at 8 weeks BH is significantly more effective than FL in terms of improving the total DHI score and the physical subscore. It was also established that the DHI is a useful and reliable method for evaluating the efficacy of antivertigo drugs.