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CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Antiallergic agent

Chemical Names

(+)-4-[[(S)-p-chloro-╬▒-2-pyridylbenzyl]oxy]-1-piperidinebutyric acid (WHO)

1-Piperidinebutanoic acid, 4-((4-chlorophenyl)-2-pyridinylmetoxy)-, (S)-, monobenzenesulfonate (CAS)

4-[4-[(4-chlorophenyl)-pyridin-2-ylmetoxy]piperidin-1-yl]butanoic acid (IUPAC)

Foreign Names

  • Bepotastinum (Latin)
  • Bepotastin (German)
  • B├ępotastine (French)
  • Bepotastina (Spanish)

Generic Names

Brand Names

  • Beporin
    Sama Pharmaceuticals, South Korea
  • Tari-S
    Sam Chun Dang, South Korea
  • Bepreve
    Bausch & Lomb, Canada; Bausch & Lomb, United States
  • Dolcettina
    Abbott, Colombia
  • Talion
    Dong-A, South Korea; Tanabe, Indonesia; Tanabe Mitsubishi Pharma, Japan; Tianjin Tanabe Seiyaku, China
  • Talion OD
    Tanabe Mitsubishi Pharma, Japan


CASChemical Abstracts Service
IUPACInternational Union of Pure and Applied Chemistry
ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
PHPharmacopoeia Name
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name
WHOWorld Health Organization

Further information on drug naming conventions: International Nonproprietary Names.

Important Notice: The international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.

Further information

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