Difference between revisions of "Ofatumumab (Arzerra)"

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'''Note: As of 10/15/2020, ofatumumab is no longer available for commercial purchase. Novartis will continue providing drug directly, at no cost to patient, but only for the diagnosis of [[chronic lymphocytic leukemia]].'''
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'''Note: As of 10/15/2020, ofatumumab is no longer available for commercial purchase as Arzerra. Novartis will continue providing drug directly, at no cost to patient, but only for the diagnosis of [[chronic lymphocytic leukemia]].'''
  
 
==General information==
 
==General information==
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==History of changes in FDA indication==
 
==History of changes in FDA indication==
*10/26/2009: Granted accelerated approval for the treatment of patients with [[Chronic lymphocytic leukemia|chronic lymphocytic leukemia (CLL)]] refractory to [[Fludarabine (Fludara)]] and [[Alemtuzumab (Campath)]]
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*10/26/2009: Granted accelerated approval for the treatment of patients with [[Chronic lymphocytic leukemia|chronic lymphocytic leukemia (CLL)]] refractory to [[Fludarabine (Fludara)]] and [[Alemtuzumab (Campath)]]. ''(Based on Hx-CD20-406)''
*4/17/2014: [http://www.fda.gov/Drugs/InformationOnDrugs/ApprovedDrugs/ucm393823.htm Approved] in combination with [[Chlorambucil (Leukeran)]], for the treatment of previously untreated patients with [[Chronic lymphocytic leukemia|chronic lymphocytic leukemia (CLL)]], for whom [[Fludarabine (Fludara)|fludarabine]]-based therapy is considered inappropriate.
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*4/17/2014: [http://www.fda.gov/Drugs/InformationOnDrugs/ApprovedDrugs/ucm393823.htm Approved] in combination with [[Chlorambucil (Leukeran)]], for the treatment of previously untreated patients with [[Chronic lymphocytic leukemia|chronic lymphocytic leukemia (CLL)]], for whom [[Fludarabine (Fludara)|fludarabine]]-based therapy is considered inappropriate. ''(Based on COMPLEMENT 1)''
*1/19/2016: Approval expanded for extended treatment of patients who are in complete or partial response after at least two lines of therapy for recurrent or progressive [[Chronic lymphocytic leukemia|chronic lymphocytic leukemia (CLL)]].
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*1/19/2016: Approval expanded for extended treatment of patients who are in complete or partial response after at least two lines of therapy for recurrent or progressive [[Chronic lymphocytic leukemia|chronic lymphocytic leukemia (CLL)]]. ''(Based on PROLONG)''
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*8/30/2016: Approved in combination with fludarabine and cyclophosphamide for the treatment of patients with relapsed [[Chronic lymphocytic leukemia|CLL]]. ''(Based on COMPLEMENT 2)''
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*8/20/2020: Approved as '''Kesimpta''' for the treatment of relapsing forms of multiple sclerosis (MS), to include clinically isolated syndrome, relapsing-remitting disease, and active secondary progressive disease, in adults. ''(Non-cancer indication)''
  
 
==Also known as==
 
==Also known as==
 
*'''Code name:''' HuMax-CD20
 
*'''Code name:''' HuMax-CD20
*'''Brand name:''' Arzerra
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*'''Brand names:''' Arzerra, Kesimpta
  
 
==References==
 
==References==

Revision as of 20:32, 10 May 2021

Note: As of 10/15/2020, ofatumumab is no longer available for commercial purchase as Arzerra. Novartis will continue providing drug directly, at no cost to patient, but only for the diagnosis of chronic lymphocytic leukemia.

General information

Class/mechanism: Anti-CD20 monoclonal antibody that binds to small and large extracellular loops of the CD20 molecule which is expressed on B-cells. The Fc domain of ofatumumab has been observed in vitro to mediate immune effector functions and B-cell lysis, which is hypothesized to involve complement-dependent cytotoxicity (CDC) and/or antibody-dependent cell mediated cytotoxicity (ADCC).[1][2][3]
Route: IV
Extravasation: no information

For conciseness and simplicity, HemOnc.org currently will focus on treatment regimens and not list information such as: renal/hepatic dose adjustments, metabolism (including CYP450), excretion, monitoring parameters (although this will be considered for checklists), or manufacturer. Instead, for the most current information, please refer to your preferred pharmacopeias such as Micromedex, Lexicomp, UpToDate (courtesy of Lexicomp), or the prescribing information.[1]

Diseases for which it is used

Patient drug information

History of changes in FDA indication

  • 10/26/2009: Granted accelerated approval for the treatment of patients with chronic lymphocytic leukemia (CLL) refractory to Fludarabine (Fludara) and Alemtuzumab (Campath). (Based on Hx-CD20-406)
  • 4/17/2014: Approved in combination with Chlorambucil (Leukeran), for the treatment of previously untreated patients with chronic lymphocytic leukemia (CLL), for whom fludarabine-based therapy is considered inappropriate. (Based on COMPLEMENT 1)
  • 1/19/2016: Approval expanded for extended treatment of patients who are in complete or partial response after at least two lines of therapy for recurrent or progressive chronic lymphocytic leukemia (CLL). (Based on PROLONG)
  • 8/30/2016: Approved in combination with fludarabine and cyclophosphamide for the treatment of patients with relapsed CLL. (Based on COMPLEMENT 2)
  • 8/20/2020: Approved as Kesimpta for the treatment of relapsing forms of multiple sclerosis (MS), to include clinically isolated syndrome, relapsing-remitting disease, and active secondary progressive disease, in adults. (Non-cancer indication)

Also known as

  • Code name: HuMax-CD20
  • Brand names: Arzerra, Kesimpta

References