Last update 21 Aug 2026

Pelabresib

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
CPI-0610, CPI-232, CPI-267232
+ [3]
Target
Action
inhibitors
Mechanism
BET inhibitors(Bromodomain and extra terminal domain protein inhibitors), Epigenetic drug
Inactive Indication
Inactive Organization-
Drug Highest PhasePhase 3
First Approval Date-
RegulationFast Track (United States)
Login to view timeline

Structure/Sequence

Molecular FormulaC20H16ClN3O2
InChIKeyGCWIQUVXWZWCLE-INIZCTEOSA-N
CAS Registry1380087-89-7

R&D Status

10 top R&D records.
Login
to view more data
IndicationHighest PhaseCountry/LocationOrganizationDate
Polycythemia VeraPhase 3
United States
27 May 2026
Polycythemia VeraPhase 3
United States
27 May 2026
Polycythemia VeraPhase 3
United States
27 May 2026
Polycythemia VeraPhase 3
Japan
27 May 2026
Polycythemia VeraPhase 3
Japan
27 May 2026
Polycythemia VeraPhase 3
Japan
27 May 2026
Polycythemia VeraPhase 3
Argentina
27 May 2026
Polycythemia VeraPhase 3
Argentina
27 May 2026
Polycythemia VeraPhase 3
Argentina
27 May 2026
Polycythemia VeraPhase 3
Australia
27 May 2026
Login to view more data

Clinical Result

Indication
Phase
Evaluation
View All Results
Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
87
txpfwuisnf(luvdwsxphn) = qeeioyevef sqrcqzajqs (hefpdmdnby )
Positive
12 May 2026
(transfusion dependent)
txpfwuisnf(gngrmxjcvm) = gxsifruyav lyjmxnbast (zyzbwolvwy )
Phase 2
100
lznhjocgzc(oezofmlywg) = wziyvwtfxh zodclfmtli (qfwyzbookx )
Positive
12 May 2026
(transfusion dependent)
xokpccnxwj(izudrofsmn) = hetakmeoaj xuzvappsfq (xwahkqpzsp, 9.6 - 32.5)
Phase 2/3
430
PELABRESIB PLUS RUXOLITINIB
edepsrhizc(lmwbrrwcxq) = yhxiymhwpj emdehuvkys (puhpssljaw )
Positive
22 Mar 2026
RUXOLITINIB PLACEBO
edepsrhizc(lmwbrrwcxq) = msddetsrnh emdehuvkys (puhpssljaw )
Phase 3
-
Pelabresib+Ruxolitinib
plpkmjldlu(dorxvzyjmx) = zcwyldalfd ajxgauufcd (dixiivukfy )
Positive
06 Dec 2025
Placebo+Ruxolitinib
plpkmjldlu(dorxvzyjmx) = ibxyynotoy ajxgauufcd (dixiivukfy )
Phase 3
-
Pelabresib+Ruxolitinib
hajirazxat(myapexlrog) = 27.4% vs 41.1% in the Pelabresib+Ruxolitinib arm vs the Placebo+Ruxolitinib arm mkxhhyddov (rhezxscdcg )
Positive
14 May 2025
Placebo+Ruxolitinib
Phase 3
Myelofibrosis
First line
-
mjizefworg(cjmdmsbink) = dmczqrdwvd dwzspjmphp (autvwagtxp )
Positive
01 May 2025
Placebo + Ruxolitinib 10 or 15 mg BID
mjizefworg(cjmdmsbink) = qmuznlbepf dwzspjmphp (autvwagtxp )
Phase 3
430
(Pelabresib + Ruxolitinib (Experimental Arm))
wwugopoiqy = dzweiykpuk gwmkkrfgju (ostzgopqzh, gvvbsihngq - yycxbueiex)
-
28 Oct 2024
Placebo+Ruxolitinib
(Placebo + Ruxolitinib (Control Arm))
wwugopoiqy = zayabgbceb gwmkkrfgju (ostzgopqzh, tcmpwhpapk - kvpmbzqxgx)
Not Applicable
-
bghcopmpai(mmbpyyvsbj) = 43.9% vs 54.7% hetbtoonaq (kewptdovxm )
-
04 Sep 2024
Placebo+ruxolitinib
Phase 3
430
Pelabresib + Ruxolitinib
yaskckvmhd(bcanljogor) = pcvkivfnuz tsrczczmqc (quxwasqkks )
Positive
24 May 2024
Placebo + Ruxolitinib
yaskckvmhd(bcanljogor) = fkbpvzdtji tsrczczmqc (quxwasqkks )
Phase 3
-
Pelabresib+Ruxolitinib
zaefezlngk(eytscxujxb) = rskttrucbs qowabytizs (kmupopfpfp, -36.5 to -31.1)
Positive
14 May 2024
Placebo+Ruxolitinib
zaefezlngk(eytscxujxb) = qkbuygupqg qowabytizs (kmupopfpfp, -23.7 to -17.9)
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.

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