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Amezinium Metilsulfate



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Sympathomimetic agent, indirect acting

Antihypotensive agent

Chemical Name

4-Amino-6-metoxy-1-phenylpyridazinium metyl sulfate (WHO)

Foreign Names

  • Amezinii metilsulfas (Latin)
  • Amezinium metilsulfat (German)
  • M├ętilsulfate d'Am├ęzinium (French)
  • Metilsulfato de amezinio (Spanish)

Generic Names

  • Amezinium Metilsulfate (OS: JAN)
  • LU 1631 (IS)
  • UNII-03NR868ICX (IS)

Brand Names

  • Amezinium Metilsulfate
    Choseido Pharmaceutical, Japan; Fuso Pharmaceutical, Japan; Kobayashi Kako, Japan; Nichi-Iko Pharmaceutical, Japan; Ohara Yakuhin, Japan; Sawai Seiyaku, Japan
  • Epinotec
    Nichi-Iko Pharmaceutical, Japan
  • Metroc
    Towa Yakuhin, Japan
  • Risumic
    Dainippon, Taiwan; Dainippon Sumitomo Pharma, Japan


ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
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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