NCI Drug Dictionary

The NCI Drug Dictionary contains technical definitions and synonyms for drugs/agents used to treat patients with cancer or conditions related to cancer. Each drug entry includes links to check for clinical trials listed in NCI's List of Cancer Clinical Trials.

Patient Information
An arabinonucleoside antimetabolite with antineoplastic activity. Nelarabine is demethoxylated by adenosine deaminase to become biologically active 9-beta-D-arabinosylguanine (ara-G); ara-G incorporates into DNA, thereby inhibiting DNA synthesis and inducing an S phase-dependent apoptosis of tumor cells. Check for active clinical trials using this agent. (NCI Thesaurus)

US brand name:Arranon
Code name:506U78
Chemical structure:
  • 2-amino-6-methoxypurine arabinoside
  • 2-amino-9-beta-D-arabinofuranosyl-6-methoxy-9H-purine