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Interferon Alfa-2b (International)

In the US, Interferon Alfa-2b (interferon alfa-2b systemic) is a member of the drug class antineoplastic interferons and is used to treat Angioblastoma, Condylomata Acuminata, Conjunctival Mucosa-Associated Lymphoid Tissue Lymphoma, Follicular Lymphoma, Hairy Cell Leukemia, Hepatitis B, Hepatitis C, Idiopathic Thrombocytopenic Purpura, Kaposi's Sarcoma and Melanoma.

US matches:



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Antineoplastic agent

Antiviral agent: Treatment of hepatitis

Biological response modifier, BRM


Foreign Names

  • Interferonum alfa-2b (Arg-23; His-34) (Latin)
  • Interferon alfa-2b (Arg-23; His-34) (German)
  • Interféron alfa-2b (Arg-23; His-34) (French)
  • Interferón alfa-2b (Arg-23; His-34) (Spanish)

Generic Names

  • Interferon Alfa-2b (OS: USAN, BAN)
  • Interferon Alfa-2b (Genetical Recombination) (OS: JAN)
  • IFNalpha2b (IS)
  • r-IFN-Alfa-2b (IS)
  • Sch 30500 (IS)
  • Interferon Alfa-2 Concentrated Solution (PH: BP 2016)
  • Interferon Alfa-2b (Genetical Recombination) (PH: JP XVI)

Brand Names

  • Alfaferone
    Alfa Wassermann, Lebanon
  • Allergoferon [+ Loratadine]
    Firn M, Russian Federation
  • Allergoferon Beta [+ Betamethasone]
    Firn M, Russian Federation
  • Alphaferoi
    Akber Brothers, Pakistan
  • An Da Fen
    Anke Biotechnology Group, China
  • An Fu Long
    HuaLiDa Biotechnology, China
  • An Te Fu
    Neptunus Pharmaceutical, China
  • Anferon
    Atco, Pakistan
  • Bioferon
    Bio Sidus, Thailand; Sidus, Argentina; Sidus, Paraguay; Sidus, Uruguay; Instituto Sidus, Lebanon
  • Blauferon-B
    Pharmatec, Pakistan
  • Blauferon-B 3 MUI
    Blausiegel, Uruguay
  • Cell-aid
    Werrick, Pakistan
  • Ceron-alfa
    Biocare, Pakistan
  • Chang Sheng De Jia
    Changchun Institute of Biological Products, China
  • Chang Sheng Fu Kang
    Changchun Institute of Biological Products, China
  • Enduferon
    Heber, Philippines
  • Genferon [+ Taurine]
    ZAO "BIOKAD", Georgia
  • Green-alpha
    Genesis, Pakistan
  • Heberon-alpha
    Macter, Pakistan
  • Inf 3Mui
    Bago, Paraguay
  • Inrec
    Clausen, Uruguay
  • Intefen
    NovaMed, Pakistan
  • Inter 2B
    Biosidus, Argentina
  • Interferon Alfa 2b Cassara
    Promofarma, Uruguay; Varifarma, Argentina
  • Interferon Alfa 2b V y T Farma
    V y T Farma, Paraguay
  • Interferon Alfa-2b Humano Recombinante Bago
    Laboratorio Bago, Chile
  • Interferonas alfa-2b
    Sicor Biotech, Lithuania
  • Interlong
    Hepacare, Pakistan; Neptunus Pharmaceutical, China
  • Intron A
    Bayer Schering, Iran; M.S.D., Portugal; Merck Canada, Canada; Merck Sharp & Dohme, Australia; Merck Sharp & Dohme, Bosnia & Herzegowina; Merck Sharp & Dohme, Hong Kong; Merck Sharp & Dohme, Croatia (Hrvatska); Merck Sharp & Dohme, Mexico; Merck Sharp & Dohme, New Zealand; Merck Sharp & Dohme, Poland; Merck Sharp & Dohme, Romania; Merck Sharp & Dohme, Slovenia; MSD, Japan; MSD Belgium, Belgium; MSD Belgium, Luxembourg; MSD Merck Sharp & Dohme, Germany; Schering, United Arab Emirates; Schering, Egypt; Schering, Iraq; Schering, Jordan; Schering, Qatar; Schering, Saudi Arabia; Schering, United States; Schering, Yemen; Schering-Plough, Bahrain; Schering-Plough, Indonesia; Schering-Plough, Israel; Schering-Plough, Kuwait; Schering-Plough, Lebanon; Schering-Plough, Philippines; Schering-Plough, Serbia; Schering-Plough, Russian Federation; Schering-Plough, Syria; Schering-Plough, Venezuela; Schering-Plough, South Africa; Schering-Plough Labo, Macedonia
  • Intron A (Merck Sharp & Dohme
    China MSD, China
  • Intron A
    Merck Sharp & Dohme Pharma Singapore, Singapore
  • Intron A 10 Mio IE
    MSD, Switzerland
  • Intron A 30 Mio IE
    MSD, Switzerland
  • Intron A 60 Mio IE
    MSD, Switzerland
  • Intron A Multi-Dose
    Schering-Plough, Taiwan
  • Intron A Redipen
    Merck Sharp & Dohme, Australia
  • Intron Redipen
    Schering-Plough, Venezuela
  • IntronA
    Merck, Iceland; Merck Sharp & Dohme, Chile; Merck Sharp & Dohme, United Kingdom; Merck Sharp & Dohme, Greece; Merck Sharp & Dohme, Lithuania; MSD, Czech Republic; MSD, Denmark; MSD, Finland; MSD, Ireland; MSD, Norway; MSD, Sweden; MSD, Slovakia; Schering-Plough, Italy; Schering-Plough, Lithuania
  • Introna
    Merck Sharp & Dohme, Cyprus; Merck Sharp & Dohme, Estonia; Merck Sharp & Dohme, Spain
  • Intron-A
    Atco, Pakistan; Merck Sharp & Dohme, Mexico; Merck Sharp & Dohme, Malaysia; MSD Merck Sharp & Dohme, Turkey
  • IntronA 18 millió NE
    MSD Pharma, Hungary
  • IntronA 18 Mio. I.E.
    Merck Sharp & Dohme, Austria
  • IntronA 18 Mio. I.E./3ml
    Merck Sharp & Dohme, Austria
  • IntronA 25 Mio. I.E./2,5ml
    Merck Sharp & Dohme, Austria
  • IntronA 30 millió NE
    MSD Pharma, Hungary
  • IntronA 30 Mio. I.E.
    Merck Sharp & Dohme, Austria
  • IntronA 60 millió NE
    MSD Pharma, Hungary
  • IntronA 60 Mio. I.E.
    Merck Sharp & Dohme, Austria
  • Jie Fu
    HuaLiDa Biotechnology, China
  • Kaifu
    Kawin Technologie, China
  • Kalferon
    Kalbe, Indonesia
  • Laferon
    Rubikon, Georgia
  • Lai Fu Long
    Beisheng Medicine Industry Hansheng Pharmaceutical, China
  • Li Fen Neng
    Hayao Pharmaceutical Group Holding, China
  • Li Ya Mei
    Hayao Pharmaceutical Group Holding, China
  • Longhuanuo
    Binhai Xinbao, China
  • Ophthalmoferon [+ Diphenhydramine]
    ZAO, Georgia
  • Peg-Intron
    Schering-Plough, Oman
  • Realdiron
    Sicor Biotech, Lithuania; Sicor Biotech, Serbia
  • Rebetron [+ Ribavirin]
    Schering-Plough, Kuwait
  • Refergen
    Sicor Biotech, Lithuania
  • Reliferon
    Ambica, Philippines
  • Ruferon-Rn
    Rubikon, Georgia
  • Urifron
    Probiomed, Mexico
  • Urifrón
    Probiomed, Dominican Republic; Probiomed, Guatemala; Probiomed, Honduras; Probiomed, El Salvador
  • Viferon
    Feron, Georgia
  • Viraferon
    Fulford, India; Schering-Plough, Lithuania
  • Yi Sheng
    Kawin Technologie, China
  • You Ni Long
    Tongyong Tongmeng Pharmaceutical, China


BANBritish Approved Name
ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
PHPharmacopoeia Name
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.