Betahistine
Antiemetic · Treatment of Ménière’s disease
Also known as Betahistine dihydrochloride
Mechanism
Betahistine is a histamine analogue. It is used to treat vertigo, tinnitus and hearing loss associated with Ménière’s disease. The precise details of its mechanism in this context are not elucidated in the provided information, beyond its classification as a histamine analogue.
Indications
Dosing
- Adult
- Initially 16 mg 3 times a day by mouth, dose preferably taken with food; maintenance 24–48 mg daily by mouth.
- Max dose
- 48 mg daily
Contraindications
- Phaeochromocytoma
- Asthma
- History of peptic ulcer
- asthmatics
- ulcer patients
Side effects
- Allergic dermatitis
- Vomiting
Pregnancy & lactation
Avoid unless clearly necessary—no information available.
Use only if potential benefit outweighs risk—no information available.
Drug interactions
5 additional unreviewed or low-confidence interactions hidden because their provenance or source detail is insufficient.
Related guidelines
Other Antiemetic drugs
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Textbook-sourced·Sources: KD Tripathi 7e, BNF·Updated: 2026-05-10