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CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Antivirals for systemic use - Antiviral agent

Chemical Names

6-Bromo-4-[(dimetylamino)metyl]-5-hydroxy-1-metyl-2-[(phenyltio)metyl]-1-H-indole-3-carboxylic acid

Etyl 6-bromo-4-[(dimetylamino)metyl]-5-hydroxy-1-metyl-2-[(phenylsulfanyl)metyl]-1-H-indole-3-carboxylate (WHO)

Foreign Names

  • Umifenovirum (Latin)
  • Umifenovir (German)
  • UmifĂ©novir (French)
  • Umifenovir (Spanish)

Generic Names

  • AR-1I9514 (IS)
  • Arbidol (IS)

Brand Names

  • Arbidol
    Pharmstandard, Russian Federation
  • En Er Xin
    ShiJiaZhuang No.4 Pharmaceutical, China
  • Manuosu
    Changzheng-Xinkai Pharmaceutical, China
  • Zai Li Ke
    Simcere, China
  • Zhuang Tong
    Lian Shui Pharm, China
  • Arpeflu
    Lekfarm, Georgia


ISInofficial Synonym
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
WHOWorld Health Organization

Further information on drug naming conventions: International Nonproprietary Names.

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Further information

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