Betahistine Hydrochloride segmentation by application reflects three primary therapeutic clusters that collectively drive market volume. Vertigo management accounts for the largest share, estimated at roughly 55 % of total sales, because clinicians prescribe the drug for acute and chronic vestibular disturbances in both primary care and specialty otolaryngology settings. The second cluster, Meniere’s disease, contributes about 30 % of revenue; its chronic nature and the need for long‑term prophylaxis generate sustained demand for maintenance doses. The residual 15 % pertains to other otologic disorders, including motion‑sickness, labyrinthitis, and postoperative vestibular dysfunction, where Betahistine is used off‑label or as adjunct therapy. Each segment’s proportional weight aligns with epidemiological prevalence and prescribing guidelines, thereby shaping the overall Betahistine Hydrochloride market size. The distribution of these application segments also informs R&D prioritization, pricing strategy, and geographic market entry decisions. Regulatory reimbursement frameworks further differentiate the segments, with vertigo and Meniere’s disease often receiving higher coverage levels, which amplifies their impact on total market revenue.