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A Study to Evaluate Chemotherapy With or Without INCB161734 in Previously Untreated, KRAS G12D-Mutated Metastatic Pancreatic Ductal Adenocarcinoma

A Randomized, Double-Blind, Phase 3 Study of Chemotherapy With or Without INCB161734 in Previously Untreated, KRAS G12D-Mutated Metastatic Pancreatic Ductal Adenocarcinoma (DAWN-303)

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07522073
Acronym
DAWN-303
Enrollment
588
Registered
2026-04-13
Start date
2026-04-09
Completion date
2029-03-19
Last updated
2026-05-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Solid Tumors

Keywords

INCB161734, KRASG12D Mutation, pancreatic ductal adenocarcinoma (PDAC), KRAS G12D inhibitor, KRAS inhibitor, KRAS mutation, pancreatic cancer, metastatic pancreatic cancer

Brief summary

The purpose of this study is to evaluate the efficacy and safety of standard chemotherapy with or without INCB161734 in participants with metastatic pancreatic ductal adenocarcinoma (PDAC).

Interventions

Oral; tablet

DRUGPlacebo

Oral; tablet

The investigator will select the chemotherapy in accordance with the protocol-defined requirements. The possible choices as defined by the protocol:

Sponsors

Incyte Corporation
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Histologically or cytologically confirmed metastatic PDAC with a KRAS G12D mutation * No prior systemic treatment in the metastatic setting * ECOG Performance status 0-1 * Adequate organ function

Exclusion criteria

* Prior treatment with any KRAS inhibitor * Chronic or current active infection requiring systemic treatment within 1 week prior to the first dose of study drug * Known active CNS metastases Other protocol-defined Inclusion/

Design outcomes

Primary

MeasureTime frameDescription
Objective Response by BICRUp to approximately 2 yearsDefined as complete response (CR) or partial response (PR) as determined by BICR per RECIST v1.1.
Overall Survival (OS)Up to approximately 3 yearsDefined as the time from the date of randomization to the date of death due to any cause.
Progression-free survival (PFS) by BICRUp to approximately 2 yearsDefined as the time from the date of randomization to the date of the first documented progression as determined by blinded independent central review (BICR) per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1 or death due to any cause.

Secondary

MeasureTime frameDescription
Duration of Response (DOR) by BICRUp to approximately 2 yearsDefined as the time from the earliest date of documented response until the earliest date of disease progression as determined by BICR per RECIST v1.1 or death from any cause.
Disease control by BICRUp to approximately 2 yearsDefined as having CR, PR, or stable disease (SD) as the best response determined by BICR per RECIST v1.1.
Progression-Free Survival (PFS) by investigator assessmentUp to approximately 2 yearsDefined as the time from the date of randomization to the date of the first documented progression as determined by the investigator per RECIST v1.1 or death due to any cause.
Objective response by investigator assessmentUp to approximately 2 yearsDefined as CR or PR as determined by the investigator per RECIST v1.1.
Change from baseline in European Organization for the Research and Treatment of Cancer Quality of Life Questionnaire (EORTC QLQ)-Core 30 (C30) at each postbaseline visitUp to approximately 2 yearsThe EORTC QLQ-C30 is a validated, self-administered questionnaire developed to assess the quality of life in cancer patients. It consists of 30 questions divided into several subscales, including 5 functional scales (physical, role, cognitive, emotional, and social), 3 symptom scales (fatigue, nausea and vomiting, and pain), a global health status/QoL scale, and a number of single-item measures that assess additional symptoms such as dyspnea, insomnia, appetite loss, constipation, diarrhea, and financial difficulties.
Disease control by investigator assessmentUp to approximately 2 yearsDefined as having CR, PR, or SD as the best response as determined by the investigator per RECIST v1.1.
Treatment Emergent Adverse Events (TEAEs)Up to approximately 2 years and 30 daysAdverse events reported for the first time or worsening of a pre-existing event after first dose of study drug until 30 days after the last dose of study drug or the start of new anticancer therapy, whichever occurs first.
TEAEs leading to dose interruptions, dose reductions or discontinuation of study treatmentUp to approximately 2 years and 30 daysTEAEs leading to dose interruptions, dose reductions or discontinuation of study treatment.
DOR by investigator assessmentUp to approximately 2 yearsDefined as the time from the earliest date of documented response until earliest date of disease progression as determined by the investigator per RECIST v1.1 or death from any cause.
Change from baseline in EORTC QLQ-PAN26 score at each postbaseline visitUp to approximately 2 yearsThe EORTC QLQ-PAN26 consists of 26 questions that assess 9 pancreatic cancer-related and treatment-related symptoms (pain, eating-related items, cachexia, hepatic symptoms, side effects, altered bowel habits, ascites, indigestion, and flatulence) and 5 emotional domains specific to pancreatic cancer (body image, healthcare satisfaction, sexuality, fear of future health, and ability to plan for the future). The QLQ-PAN26 is scored on a 4-point scale that ranges from not at all to very much.
Change from baseline in EQ-5D-5L score at each postbaseline visitUp to approximately 2 yearsThe EQ-5D-5L is a validated, self-reported instrument for assessing HRQoL across 5 dimensions: mobility, self-care, usual activities, pain/discomfort, and anxiety/depression. Each dimension has 5 response levels of severity, ranging from no problems to extreme problems. The questionnaire also includes a visual analog scale for self-rated overall health on a scale from 0 (worst imaginable health) to 100 (best imaginable health).

Countries

Australia, Austria, Belgium, Canada, Denmark, Finland, France, Germany, Italy, Japan, Netherlands, Norway, Poland, Puerto Rico, South Korea, Spain, Sweden, Switzerland, United Kingdom, United States

Contacts

CONTACTIncyte Corporation Call Center (US)
medinfo@incyte.com1.855.463.3463
CONTACTIncyte Corporation Call Center (ex-US)
eumedinfo@incyte.com+800 00027423
STUDY_DIRECTORIncyte Medical Monitor

Incyte Corporation

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: May 9, 2026