Difference between revisions of "Tagraxofusp (Elzonris)"

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=Mechanism of action=
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==Mechanism of action==
Diphtheria toxin conjugated to interleukin 3
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From the [https://www.cancer.gov/publications/dictionaries/cancer-drug/def/dt388il3-fusion-protein-sl-401 NCI Drug Dictionary]: A recombinant protein consisting of human interleukin 3 (IL3) fused to the first 388 amino acids of diphtheria toxin [DT(388)] (DT388IL3) with potential antineoplastic activity. Upon intravenous administration, the IL3 moiety of the tagraxofusp-erzs binds to IL3 receptors on cells expressing the receptor. Subsequently, the DT(388) toxin moiety, which contains both translocation and catalytic domains, is transported across the cell membrane via endocytosis. Within the cytosol, the catalytic domain of the toxin both catalyzes the ADP-ribosylation of, and inactivates, translation elongation factor 2 (EF-2), which results in the inhibition of translation during protein synthesis.
  
=Preliminary studies=
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==Diseases for which it is established==
# Frankel AE, Woo JH, Ahn C, Pemmaraju N, Medeiros BC, Carraway HE, Frankfurt O, Forman SJ, Yang XA, Konopleva M, Garnache-Ottou F, Angelot-Delettre F, Brooks C, Szarek M, Rowinsky E. Activity of SL-401, a targeted therapy directed to interleukin-3 receptor, in blastic plasmacytoid dendritic cell neoplasm patients. Blood. 2014 Jul 17;124(3):385-92. Epub 2014 May 23. [http://www.bloodjournal.org/content/124/3/385.long link to original article] [https://www.ncbi.nlm.nih.gov/pubmed/24859366 PubMed]
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*[[Blastic plasmacytoid dendritic cell neoplasm]]
  
[[Category:Drug index]]
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==History of changes in FDA indication==
[[Category:Investigational]]
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*2018-12-21: Initial approval for [[Blastic plasmacytoid dendritic cell neoplasm|blastic plasmacytoid dendritic cell neoplasm (BPDCN)]] in adults and in pediatric patients 2 years and older. ''(Based on STML-401-0114)''
[[Category:Immunotherapy]]
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==History of changes in EMA indication==
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*2021-01-07: Initial authorization as Elzonris
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==Also known as==
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*'''Code name:''' SL-401
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*'''Generic name:''' tagraxofusp-erzs
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*'''Brand name:''' Elzonris
  
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[[Category:Drugs]]
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[[Category:Intravenous medications]]
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[[Category:IL-3 fused immunotoxins]]
 
[[Category:Blastic plasmacytoid dendritic cell neoplasm medications]]
 
[[Category:Blastic plasmacytoid dendritic cell neoplasm medications]]
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[[Category:FDA approved in 2018]]
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[[Category:EMA approved in 2021]]

Latest revision as of 12:25, 4 July 2023

Mechanism of action

From the NCI Drug Dictionary: A recombinant protein consisting of human interleukin 3 (IL3) fused to the first 388 amino acids of diphtheria toxin [DT(388)] (DT388IL3) with potential antineoplastic activity. Upon intravenous administration, the IL3 moiety of the tagraxofusp-erzs binds to IL3 receptors on cells expressing the receptor. Subsequently, the DT(388) toxin moiety, which contains both translocation and catalytic domains, is transported across the cell membrane via endocytosis. Within the cytosol, the catalytic domain of the toxin both catalyzes the ADP-ribosylation of, and inactivates, translation elongation factor 2 (EF-2), which results in the inhibition of translation during protein synthesis.

Diseases for which it is established

History of changes in FDA indication

History of changes in EMA indication

  • 2021-01-07: Initial authorization as Elzonris

Also known as

  • Code name: SL-401
  • Generic name: tagraxofusp-erzs
  • Brand name: Elzonris