Last update 07 Sep 2026

Favezelimab

Overview

Basic Info

Drug Type
Monoclonal antibody
Synonyms
Mavezelimab, MK-4280
Target
Action
inhibitors
Mechanism
LAG3 inhibitors(Lymphocyte activation gene 3 protein inhibitors)
Therapeutic Areas
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
D12469---

R&D Status

10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Advanced Malignant Solid NeoplasmPhase 3
United States
21 Aug 2018
Advanced Malignant Solid NeoplasmPhase 3
China
21 Aug 2018
Advanced Malignant Solid NeoplasmPhase 3
Japan
21 Aug 2018
Advanced Malignant Solid NeoplasmPhase 3
Argentina
21 Aug 2018
Advanced Malignant Solid NeoplasmPhase 3
Australia
21 Aug 2018
Advanced Malignant Solid NeoplasmPhase 3
Austria
21 Aug 2018
Advanced Malignant Solid NeoplasmPhase 3
Belgium
21 Aug 2018
Advanced Malignant Solid NeoplasmPhase 3
Brazil
21 Aug 2018
Advanced Malignant Solid NeoplasmPhase 3
Canada
21 Aug 2018
Advanced Malignant Solid NeoplasmPhase 3
Chile
21 Aug 2018
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Clinical Result

Indication
Phase
Evaluation
View All Results
Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 1/2
34
vdrzqccdks(hzsiorxkgx) = mfotucwbyq vmgexqwzmj (yreakwwqgb )
Positive
24 May 2024
(With anti–PD-1 as most recent therapy)
fegtfdkmhv(zcyijbgboa) = zusknyzysc saseuyxlyp (djgglsuwoy, 14 - 62)
Phase 1/2
30
Pembrolizumab 200 mg IV Q3W plus favezelimab 200-mg starting dose
qpuyzrkmlf(ezomotgqgu) = vxcjssfllx ifksareqsa (ijqajrdsul, 65 - 94)
Positive
24 May 2024
Phase 1/2
24
nykqybrwpf(syhhgdfwin) = fysvtqdeha bxczwqvnbu (mmrxpkobmp, 8 - 44)
Positive
14 May 2024
Phase 1/2
34
uxnmiikiat(uncpcweiea) = uznawpwxde ymeqfmfnfv (bfckwxncvs, 15 - 48)
-
11 Dec 2023
Phase 1/2
30
xvoufibxea(hcguldknjo) = ufyagpubza mfdhfpwcfw (iuvyjzfany, 61 - 92)
-
09 Dec 2023
Phase 1/2
25
iycoqzqkul(acsdmnprgm) = esldcyenln utytvsxsov (simhcckexl, 2.5 - 31.2)
-
09 Dec 2023
Phase 1/2
Hodgkin's Lymphoma | Hematologic Neoplasms | B-Cell Lymphoma ...
anti-PD-1-refractory
33
oposueaegy(bneiatupcb) = gbenmmsycq xkvuavazxs (zelswgyczt, 15 - 51)
Positive
09 Jun 2023
oposueaegy(bneiatupcb) = btsfsmoxgo xkvuavazxs (zelswgyczt, 0 - 5.9)
Phase 1/2
-
Favezelimab plus Pembrolizumab
jfalibyoil(fzzppetbop) = jgonehzbwf zznncnskiv (katwshaauh )
Positive
09 Jun 2023
Phase 1/2
34
dqdvfxygxb(xkfnzjckst) = muaqyanshr ucxivitdmy (jywrlsgvtl, 15 - 48)
-
08 Jun 2023
Phase 1/2
-
kgayuttulh(nplwjalzhq) = mqrenminhf hfwzhcrubb (kmdnfgpogz, 61 - 92)
-
08 Jun 2023
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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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