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Interferon Alfa-2a

In the US, Interferon Alfa-2a is a member of the drug class antineoplastic interferons and is used to treat Chronic Myelogenous Leukemia, Hairy Cell Leukemia, Hepatitis C, Kaposi's Sarcoma, Lymphoma and Renal Cell Carcinoma.



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-2a (Lys-23; His-34) (Latin)
  • Interferon alfa-2a (Lys-23; His-34) (German)
  • Interféron alfa-2a (Lys-23; His-34) (French)
  • Interferón alfa-2a (Lys-23; His-34) (Spanish)

Generic Names

Brand Names

  • Avirostat
    Varifarma, Argentina
  • Blauferon-A
    Blausiegel, Brazil
  • Chang Sheng Fu Ming
    Changchun Institute of Biological Products, China
  • Di En An
    Liaoning Weixing Institute of Biological Products, China
  • Fu Li Sheng
    High-Tech-Group White Swan Pharmaceutical, China
  • Infostat
    Bioprofarma, Argentina
  • Intefen
    Sunshine Pharmaceutical, China
  • Jie Fu
    HuaLiDa Biotechnology, China
  • Kaifu
    Kawin Technologie, China
  • Pegasys
    Roche, Hong Kong
  • Roceron
    Roche, Norway
  • Roferon A
    Roche, Spain; Roche, Lebanon
  • Roferon-A
    F. Hoffmann-La Roche LTD, Serbia; Fisher Farma, Netherlands; GE Healthcare, Bulgaria; Hoffmann-La Roche, Bosnia & Herzegowina; Hoffmann-La Roche Ltd, Latvia; Productos Roche, Chile; Roche, United Arab Emirates; Roche, Armenia; Roche, Australia; Roche, Bangladesh; Roche, Belgium; Roche, Bahrain; Roche, Brazil; Roche, China; Roche, Czech Republic; Roche, Germany; Roche, Estonia; Roche, Egypt; Roche, Finland; Roche, Georgia; Roche, Greece; Roche, Croatia (Hrvatska); Roche, Hungary; Roche, Ireland; Roche, Israel; Roche, Iraq; Roche, Iran; Roche, Italy; Roche, Jordan; Roche, Kuwait; Roche, Lithuania; Roche, Moldova; Roche, New Zealand; Roche, Oman; Roche, Philippines; Roche, Poland; Roche, Portugal; Roche, Qatar; Roche, Romania; Roche, Saudi Arabia; Roche, Sweden; Roche, Syria; Roche, Turkey; Roche, Taiwan; Roche, Uruguay; Roche, Yemen; Roche, South Africa; Roche Products, United Kingdom; Roche, Netherlands
  • Roféron-A
    Roche, France
  • Roferon-A Roche
    Roche Austria, Austria
  • Sai Ruo Jin
    Kexing Biotech, China
  • Shu Run
    Changsheng Gene Pharmaceutical, China
  • Shuangyinjie
    Changchun Institute of Biological Products, China
  • Uniferon
    Getz Pharma, Vietnam
  • Wan Fu Luo
    Wanxing Bio-Pharmaceutical, China
  • Wan Fu Yin
    Wanxing Bio-Pharmaceutical, China
  • Xin Fu Ning
    Huaxin High Biotechnology, China
  • Xin Hua Nuo
    Huaxin High Biotechnology, China
  • YiLin - ChangSheng Gene Pharm
    Changsheng Gene 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.