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Substance Name: Alemtuzumab [USAN:INN:BAN]
RN: 216503-57-0
UNII: 3A189DH42V


  • An anti-CD52 ANTIGEN monoclonal antibody used for the treatment of certain types of CD52-positive lymphomas (e.g., CHRONIC LYMPHOCYTIC LEUKEMIA; CUTANEOUS T-CELL LYMPHOMA; and T-CELL LYMPHOMA). Its mode of actions include ANTIBODY-DEPENDENT CELL CYTOTOXICITY.

Molecular Formula

  • Unspecified

Classification Codes

  • Antineoplastic (Monoclonal Antibody)
  • Antineoplastic Agents
  • Antineoplastic Agents, Immunological
  • Antirheumatic Agents

Names and Synonyms

Name of Substance

  • Alemtuzumab
  • Alemtuzumab [USAN:INN:BAN]

MeSH Heading

  • Alemtuzumab


  • Alemtuzumab
  • Campath
  • Campath 1H
  • Campath 1H/LDP03
  • Campath-1H
  • HSDB 8177
  • Immunoglobulin G 1 (human-rat monoclonal CAMPATH-1H gamma1-chain anti-human antigen CD52), disulfide with human-rat monoclonal CAMPATH-1H light chain, dimer. Molecular weight is approximately 150,000 daltons
  • LDP-03
  • Lemtrada
  • UNII-3A189DH42V

Systematic Name

  • Immunoglobulin G1, anti-(human CD52 (antigen)) (human-rat monoclonalCAMPATH-1H gamma1-chain), disulfide with human-rat monoclonal CAMPATH-1H light chain, dimer

Registry Numbers

CAS Registry Number

  • 216503-57-0


  • 3A189DH42V

Other Registry Numbers

  • 126775-97-1
  • 478159-77-2
  • 727728-72-5

System Generated Number

  • 0216503570