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Nafamostat (International)



CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Protease inhibitor

Chemical Name

Benzoic acid, 4-[(aminoiminometyl)amino]-, 6-(aminoiminometyl)-2-naphtalenyl ester

Foreign Names

  • Nafamostatum (Latin)
  • Nafamostat (German)
  • Nafamostat (French)
  • Nafamostat (Spanish)

Generic Names

  • Nafamostat Mesilate (OS: JAN)
  • Nafamostat Mesylate (OS: USAN)
  • FUT 175 (IS)
  • Nafamostat Mesilate (PH: JP XVII)

Brand Names

  • Buipel
    Takeda Teva Pharma, Japan
  • Coahibitor
    AY Pharma, Japan
  • Famoset
    Towa Yakuhin, Japan
  • Futhan
    Torii Yakuhin, Japan
  • Nafamostat
    Kobayashi Pharmaceutical, Japan; Sawai Seiyaku, Japan
  • Nafamostat Mesilate
    Fuji Seiyaku, Japan; Kyoshi Mirai, Japan; Nichi-Iko Pharmaceutical, Japan; Tobishi Pharmaceutical, Japan
  • Nafatat
    Nichi-Iko Pharmaceutical, Japan
  • Naotamin
    Asahi Kasei Pharma, Japan
  • Opsun
    Sanwa Kagaku, Japan
  • Ronastat
    Koa Isei, Japan


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

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

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.