Chemicals and Drugs

Betahistine

A histamine analog and H1 receptor agonist that serves as a vasodilator. It is used in MENIERE DISEASE and in vascular headaches but may exacerbate bronchial asthma and peptic ulcers.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A histamine analog and H1 receptor agonist that serves as a vasodilator. It is used in MENIERE DISEASE and in vascular headaches but may exacerbate bronchial asthma and peptic ulcers.

Chemical Identity

Chemical Information

Molecular Formula
C8H12N2
Molecular Weight
136.19 g/mol
CAS Registry No.
5638-76-6
IUPAC Name
N-methyl-2-pyridin-2-ylethanamine
InChIKey
UUQMNUMQCIQDMZ-UHFFFAOYSA-N
SMILES
CNCCC1=CC=CC=N1
MeSH Unique ID
D001621
Source
PubChem CID 2366

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

34 entry terms
  • Aequamen
  • Betahistin AL
  • Betahistin Stada
  • Betahistin-Ratiopharm
  • Betahistine Biphar
  • Betahistine Dihydrobromide
  • Betahistine Dihydrochloride
  • Betahistine Hydrochloride
  • Betahistine Mesylate
  • Betahistine Methanesulfonate
  • Betahistine Methanesulphonate
  • Betaserc
  • Betavert
  • By-Vertin
  • Extovyl
  • Fidium
  • Lectil
  • Melopat
  • Mersilon
  • PT-9
  • Ribrain
  • Serc
  • Vasomotal
  • Vertigon
  • Betahistin Ratiopharm
  • By Vertin
  • Dihydrobromide, Betahistine
  • Dihydrochloride, Betahistine
  • Hydrochloride, Betahistine
  • Mesylate, Betahistine
  • Methanesulfonate, Betahistine
  • Methanesulphonate, Betahistine
  • PT 9
  • PT9

MeSH Record

Aspects Covered

25 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analogs & derivatives, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

History Note

91(67); was see under PYRIDINES 1967-90

MeSH Hierarchy

Tree Number

  1. D03w.383.725w.086w

AMA Style

References

  1. National Library of Medicine. Betahistine. Medical Subject Headings (MeSH). 2026. Unique ID D001621. http://id.nlm.nih.gov/mesh/2026/D001621
  2. Betahistine. In: Wikipedia. https://en.wikipedia.org/wiki/Betahistine
  3. Betahistine. In: Wikidata. https://www.wikidata.org/wiki/Q368995
  4. Betahistine. In: PubChem Compound. CID 2366. https://pubchem.ncbi.nlm.nih.gov/compound/2366