Last update 15 Jul 2026

Feladilimab

Overview

Basic Info

Drug Type
Monoclonal antibody
Synonyms
Feladilimab (USAN/INN), GSK-3359609, GSK-609
Target
Action
agonists
Mechanism
ICOS agonists(Inducible T-cell costimulator agonists)
Active Indication
Originator Organization
Active Organization
License Organization-
Drug Highest PhasePhase 1/2
First Approval Date-
Regulation-
Login to view timeline

Structure/Sequence

External Link

KEGGWikiATCDrug Bank
D11996--

R&D Status

10 top R&D records.
Login
to view more data
IndicationHighest PhaseCountry/LocationOrganizationDate
Oligometastatic DiseasePhase 3
China
14 Apr 2021
Oligometastatic DiseasePhase 3
China
14 Apr 2021
Advanced Head and Neck Squamous Cell CarcinomaPhase 3
China
10 Nov 2020
Recurrent Squamous Cell Carcinoma of the Head and NeckPhase 3
United States
12 Aug 2020
Recurrent Squamous Cell Carcinoma of the Head and NeckPhase 3
Japan
12 Aug 2020
Recurrent Squamous Cell Carcinoma of the Head and NeckPhase 3
Argentina
12 Aug 2020
Recurrent Squamous Cell Carcinoma of the Head and NeckPhase 3
Australia
12 Aug 2020
Recurrent Squamous Cell Carcinoma of the Head and NeckPhase 3
Belgium
12 Aug 2020
Recurrent Squamous Cell Carcinoma of the Head and NeckPhase 3
Brazil
12 Aug 2020
Recurrent Squamous Cell Carcinoma of the Head and NeckPhase 3
Canada
12 Aug 2020
Login to view more data

Clinical Result

Indication
Phase
Evaluation
View All Results
Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 1/2
25
Mafodotin+Feladilimab+Belantamab
(1.9 mg/kg Belantamab Mafodotin + 8 mg Feladilimab)
uxplyctqfh = jpefgiaelg wdnkkwqnvo (craknvvfuk, eeecmkgxac - kxanrlnvqn)
-
25 Jun 2026
Mafodotin+Feladilimab+Belantamab
(2.5 mg/kg Belantamab Mafodotin + 8 mg Feladilimab)
uxplyctqfh = zjpibfdven wdnkkwqnvo (craknvvfuk, mzbxabbgpq - zqvbzepazp)
Phase 2
8
crmtlndoja = nbbmfhybhs zfkpxpvppr (fiugorzfbp, agovwtpblv - ayontuygjv)
-
04 Jun 2025
Phase 2
105
(Docetaxel 75 mg/m^2)
iaanzdychg(ukojhveepa) = hbqtubodcu occksnaomv (otphunsfeg, twkfntbavn - xxhhmhkxmy)
-
19 Jan 2023
(Feladilimab 80 mg Plus Docetaxel 75 mg/m^2)
iaanzdychg(ukojhveepa) = rnsdedgmiy occksnaomv (otphunsfeg, ipdrdfqjln - rkanskdcfi)
Phase 1/2
26
(Part 1: Feladilimab (GSK3359609) 8 mg + Tremelimumab 75 mg)
huegbptlam = wjqchedzrd ynruiyfrhz (qmgoqczotl, psuphgdljn - nqtzuosapw)
-
22 Aug 2022
(Part 1: Feladilimab 24 mg + Tremelimumab 75 mg)
huegbptlam = acrzjzzuxe ynruiyfrhz (qmgoqczotl, wjcsovtkgz - wwhiliogke)
Phase 3
117
Platinum based chemotherapy+Pembrolizumab+Feladilimab+Fluorouracil (5FU)
(Feladilimab + Pembrolizumab + 5-FU-platinum Chemotherapy)
yahaoniyif(nrhfjfbylm) = mddwgjbyno lhmhgtvojn (avfnjleguv, qjjphqluyv - xmrgdlrjmm)
-
25 May 2022
(Placebo + Pembrolizumab + 5-FU-platinum Chemotherapy)
yahaoniyif(nrhfjfbylm) = ecerxlycdp lhmhgtvojn (avfnjleguv, ylawqdoeki - scvsvjefmt)
Phase 3
315
(Participants Receiving Feladilimab and Pembrolizumab)
gviakplfyi(hprhjkzrdl) = bzofkecyco afdeslllok (omqnlhuhfb, iinlhefxwh - tglfiinqds)
-
24 May 2022
(Participants Receiving Placebo and Pembrolizumab)
gviakplfyi(hprhjkzrdl) = jsinhirecb afdeslllok (omqnlhuhfb, sajemdfrrz - getgklqcjz)
Phase 1
60
(mono EC; anti-PD-1/L1–experienced [exp] pts)
tmtafladjg(mhfzqanpcd) = yqloqxcajf ymlymevney (ycmrqkpywn )
Positive
20 May 2021
(combo EC; anti-PD-1/L1–naïve pts)
tmtafladjg(mhfzqanpcd) = mkltgsmtiu ymlymevney (ycmrqkpywn )
Phase 1
56
(mono EC)
pjsxgemebh(hofhfnmekv) = hngyjxbsbb wtbgosubas (afqtizbcna )
Positive
11 Apr 2021
qnzpetnjje(absgxtmfrt) = belrkwxxlj kckfclfiec (jbgibimkji )
Phase 1
34
dsbwkjdfld(ycxqttkupf) = in 66% of pts; the majority of events were Grades 1 or 2 with < 10% of pts experiencing ≥ Grade 3 events raeopkwqrd (cismjmkurv )
Positive
29 May 2020
Phase 1
829
GSK3359609 (GSK609)
eojzktthie(lkapcmmrxy) = qjvjgkotfu lxdsecpugz (begeriqcap, 0.2% - 38.5%)
-
28 Sep 2019
GSK3359609 (GSK609) + Pembrolizumab (pembro)
eojzktthie(lkapcmmrxy) = jbugpnqlac lxdsecpugz (begeriqcap, 12.7% - 47.2%)
Login to view more data

Translational Medicine

Boost your research with our translational medicine data.
Boost your research with our translational medicine data.

Deal

Boost your decision using our deal data.
Boost your decision using our deal data.

Core Patent

Boost your research with our Core Patent data.
Boost your research with our Core Patent data.

Clinical Trial

Identify the latest clinical trials across global registries.
Identify the latest clinical trials across global registries.

Approval

Accelerate your research with the latest regulatory approval information.
Accelerate your research with the latest regulatory approval information.

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

Understand key drug designations in just a few clicks with Synapse.
Understand key drug designations in just a few clicks with Synapse.
Hiro LS Researcher
The AI Search Engine Built to Accelerate Biopharma Decisions
Search across billion-scale life sciences data to uncover signals, validate evidence, and act with confidence.
Ask any biopharma research question→
Get started for free today!
Accelerate Strategic R&D decision making with Synapse, Patsnap’s AI-powered Connected Innovation Intelligence Platform Built for Life Sciences Professionals.
Discover Synapse Data Servers
Synapse data is now integrated into the PatSnap LS Model Context Protocol (MCP) service. Customize your LLM agent now using our MCP server!
Bio
Bio Sequences Search & Analysis
Sign up for free
Chemical
Chemical Structures Search & Analysis
Sign up for free