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Substance Name: Efalizumab [USAN:INN]
RN: 214745-43-4


  • A humanized anti-CD11anti-adhesion monoclonal antibody.

Molecular Formula

  • Unspecified

Classification Codes

  • Antipsoriatic (Immunomodulator Monoclonal Antibody which Decreases the Activation, Migration, and Adhesion of T-Cells)
  • Treatment of Transplant Rejections
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Links to Resources

Names and Synonyms

Name of Substance

  • Efalizumab
  • Efalizumab [USAN:INN]


  • anti-CD11a
  • Efalizumab
  • HSDB 7847
  • Hu 1124
  • HU-1124
  • hu1124
  • Immunoglobulin G 1 (human-mouse monoclonal hu1124 gamma1-chain anti-human antigen CD 11a), disulfide with human-mouse monoclonal hu1124 light chain, dimer. Molecular weight is approximately 146,170 daltons
  • Raptiva
  • Xanelim

Systematic Name

  • Immunoglobulin G1, anti-(human CD11a (antigen)) (human-mouse monoclonal hu1124 gamma1-chain), disulfide with human-mouse monoclonal hu1124 light chain, dimer

Registry Numbers

CAS Registry Number

  • 214745-43-4


  • XX2MN88N5D

Other Registry Number

  • 339155-58-7

System Generated Number

  • 0214745434