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JAB-23E73

Phase 1/2

Advanced Solid Tumors | Small Molecules | Oncology |AstraZeneca PLC|Trials Updated: Oct 26, 2026

JAB-23E73 development status

Highest phase Phase 1/2
Registered trials 1 across 1 sponsor since May 2025

Success Probability

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Market & Valuation

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Trial Design

CONTROLLEDBiomarker
Total Trials1
Total Enrollment344

FDA Designations

No designations recorded

JAB-23E73 clinical trials

JAB-23E73 · 1 trial · 1 indication

Phase 1/2 1
NCT06973564JAB-23E73 in Adult Participants With Advanced Solid Tumors With KRAS AlterationAdvanced Solid Tumors
RECRUITING344 Analytics
PHASE1/PHASE2RECRUITING
JAB-23E73 in Adult Participants With Advanced Solid Tumors With KRAS Alteration
Advanced Solid TumorsUnlock trial analytics

Study Endpoints

Primary Endpoints

Part A: Number and proportion of patients who experience at least 1 dose-limiting toxicity (DLT) with treatment of JAB-23E73 monotherapy.
Up to 1 year

A DLT is defined as any toxicities that meet the criteria for a DLT defined in the protocol

Part A: Safety and tolerability of JAB-23E73 monotherapy
Up to 2 years

Incidence, and severity of adverse events and changes in clinical laboratory tests and examinations.

Part A: Objective response rate (ORR) of JAB-23E73 monotherapy.
Up to 3 years

ORR, defined as the percentage of patients with the best overall response of confirmed partial response (PR), or complete response (CR) per RECIST v1.1.

Part B1: Safety, tolerability and RP2D of JAB-23E73 in combination with cetuximab.
Up to 2 years

Incidence, and severity of adverse events and changes in clinical laboratory tests and examinations. RP2D will be determined based on comprehensive available data

Part B1: Objective response rate (ORR) of JAB-23E73 in combination with cetuximab.
Up to 3 years

ORR, defined as the percentage of patients with the best overall response of confirmed PR, or CR per RECIST v1.1.

Secondary Endpoints

Part A: DOR, TTR, PFS, and DCR assessed by investigators, and OS of JAB-23E73 monotherapy
Up to 3 years
Part A: Pharmacokinetic (PK) profile of JAB-23E73 monotherapy
Up to 2 years
Part B1: DOR, TTR, PFS, and DCR assessed by investigators, and OS of JAB-23E73 in combination with cetuximab
Up to 3 years
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Study Design & Arms

AllocationNON_RANDOMIZED
MaskingNONE
ModelSEQUENTIAL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Part AEXPERIMENTALJAB-23E73 monotherapy.
Part B1EXPERIMENTALJAB-23E73 combined with cetuximab

Interventions

NameTypeDescription
JAB-23E73DRUGOral administration
CetuximabDRUGIntravenous infusion
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites4

Inclusion Criteria: * Written informed consent. * Participant must be ≥18 years of age at the time of signing the Informed Consent Form (ICF). * Histologically or cytologically confirmed locally advanced or metastatic solid tumors that are not suitable for curative interventions and who have receiv...

Countries:United States
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Competitive Landscape -Other Solid Tumors 10 trials (matched to "Advanced Solid Tumors")