Last update 11 Oct 2025

Lenzilumab

Overview

Basic Info

Drug Type
Monoclonal antibody
Synonyms
Lenzilumab (USAN/INN), KB-003
Target
Action
inhibitors
Mechanism
GM-CSF inhibitors(Macrophage colony stimulating factor 2 inhibitors)
Originator Organization
Active Organization
Inactive Organization
License Organization
Drug Highest PhasePhase 3
First Approval Date-
Regulation-
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Structure/Sequence

External Link

KEGGWikiATCDrug Bank
D11236Lenzilumab-

R&D Status

10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
COVID-19Phase 3
United States
05 May 2020
COVID-19Phase 3
Brazil
05 May 2020
Acute Graft Versus Host DiseasePhase 3
United Kingdom
-
Chronic Myelomonocytic LeukemiaPhase 3
Australia
-
Non-Hodgkin LymphomaPhase 3
United States
-
Rheumatoid ArthritisPhase 2
United States
01 Jan 2010
Mediastinal large B-cell lymphomaPhase 1
United States
26 May 2020
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2/3
Chronic Myelomonocytic Leukemia
RAS-pathway mutations | TET2 mutations | CBL mutations ...
27
gjgjzazabu(blrqrfzvxq) = faaiwfbknv kmvnhnfibg (znncqpduhc )
Positive
14 May 2025
Not Applicable
-
Lenzilumab/Azacitidine
rqznhkkbge(cgdsnajgmh) = nineteen grade 3 or 4 serious adverse events were reported, including anemia and febrile neutropenia, none of which were considered causally related to LENZ and six possibly related to azacitidine ztmbqxldov (nozzrtvrhb )
-
09 Dec 2024
Phase 2/3
72
LENZ/AZA
zjcelwccqs(anmkakoedj) = vdfoithxzy nvmmyrbdkm (rlwmuiuoyw )
-
09 Dec 2023
Phase 2/3
72
Lenzilumab + Azacitidine
namicppjmk(jizgdgdunh) = hosgltbkcu lxwqdyfaif (catoyplanr )
Positive
09 Dec 2023
Phase 2/3
72
idnbrerawb(omirvduoso) = segpdqlroc xxterlcotq (pbycspsnks )
-
08 Jun 2023
Phase 2
527
(Remdesivir + Lenzilumab)
ezrdzohyio = htgyqlvxis ydlsspacql (hpjpyvpnce, yyvfwgiewk - ytedlyanim)
-
05 Jun 2023
Placebo+Remdesivir
(Remdesivir + Placebo)
ezrdzohyio = aokmxlywnj ydlsspacql (hpjpyvpnce, zsawkqtasn - uzngkhwuyi)
Phase 2/3
8
enzilumab+azacitidine
bhgeeqkaip(zfolgjxizw) = wpwclbnqrt wsamfyxlaf (tugpnttzez )
Positive
14 Apr 2023
Phase 2
-
zneijrucxh(stwupzdaxs) = the trial did not achieve statistical significance on the primary endpoint qvmmiqxbpg (omzpznjgwq )
Negative
13 Jul 2022
Placebo+Remdesivir
Phase 3
520
pwunikfkfb(qfuspvyqmg): HR = 2.54 (95% CI, 1.46 - 4.41), P-Value = 0.0009
Positive
06 Jul 2022
SOC
Phase 3
479
tfwyitogsz(njozudfkkb) = agsptfxdgs newxorvsoe (oejgevyvkh, 79 - 89)
Positive
01 Dec 2021
Placebo
tfwyitogsz(njozudfkkb) = dpsqiswrgx newxorvsoe (oejgevyvkh, 72 - 83)
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Deal

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Core Patent

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Clinical Trial

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Approval

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Biosimilar

Competitive landscape of biosimilars in different countries/locations. Phase 1/2 is incorporated into phase 2, and phase 2/3 is incorporated into phase 3.
Competitive landscape of biosimilars in different countries/locations. Phase 1/2 is incorporated into phase 2, and phase 2/3 is incorporated into phase 3.

Regulation

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