Clinical Study on the Treatment of Residual Dizziness after Positional Vertigo Reduction by Acupuncture Therapy for Benign Positional Vertigo

INTERVENTION: Experimental group:Acupuncture (GV20, SI19, bilateral GB20, bilateral TE3, bilateral Yun‐ting area, Xinwu alternated; syndrome‐based supplementary points) plus Brandt‐Daroff exercises; every other day, 2–3 times/week, for 2 weeks or until complete resolution. Sample size 62.;Control group:Brandt‐Daroff vestibular rehabilitation alone, with clinician contact time matched to the intervention arm. Sample size 62; CONDITION: Benign paroxysmal positional vertigo PRIMARY OUTCOME: Visual Analogue Scale (VAS) scores of dizziness after 2 weeks of treatment; SECONDARY OUTCOME: DHI total score at 2 weeks;Time to complete resolution of residual dizziness (days);;Post‐treatment high‐stimulation‐rate ABR abnormality rate; INCLUSION CRITERIA: 1. BPPV was successfully restored by manual manipulation and residual dizziness was confirmed; 2. Idiopathic, first‐episode BPPV; 3. Able to read and write the patient self‐assessment scale, willing and able to follow the treatment and follow‐up arrangements.