NCT07207707RecruitingPhase 1
A Phase 1a, Open-label, Multicenter, Study Evaluating the Safety, Tolerability, Pharmacokinetics and Efficacy of KQB548 in Participants With Advanced Solid Malignancies With a KRAS G12D Mutation
Kumquat Biosciences Inc.18 sites in 1 country78 target enrollmentStarted: September 16, 2025Last updated:
Interventions
Trial Snapshot
- Phase
- Phase 1
- Status
- Recruiting
- Sponsor
- Kumquat Biosciences Inc.
- Enrollment
- 78
- Locations
- 18
- Primary Endpoint
- Safety,Tolerability, MTD/MAD and/or RDE in the Study Population
Study Overview
Brief Summary
The goal of this trial is to learn if KQB548 works to treat patients with advanced solid malignancies with a KRAS G12D mutation. It will also learn about the safety of KQB548. The main questions it aims to answer are:
- What is the safe dose of KQB548?
- Does KQB548 decrease the size of the tumor?
- What happens to KQB548 in the body?
Study Design
- Study Type
- Interventional
- Allocation
- Na
- Intervention Model
- Sequential
- Primary Purpose
- Treatment
- Masking
- None
Eligibility Criteria
- Ages
- 18 Years to — (Adult, Older Adult)
- Sex
- All
- Accepts Healthy Volunteers
- No
Inclusion Criteria
- •Pathologically confirmed, locally advanced or metastatic PDAC, CRC, or NSCLC with a KRAS G12D mutation
- •Progressed on, or intolerant to at least one prior line of systemic standard of care therapy
- •Measurable disease according to RECIST v1.1
- •Adequate organ function
Exclusion Criteria
- •Previous treatment with a KRAS G12D inhibitor or pan-RAS inhibitor
- •History of intestinal disease, uncontrolled inflammatory bowel disease (e.g., Crohn's disease, Ulcerative Colitis), major esophageal or gastric surgery, or other gastrointestinal conditions (e.g., uncontrolled nausea, vomiting, malabsorption syndrome) likely to alter absorption of study intervention or result in inability to swallow oral medications
- •Poorly controlled ascites and/or pleural effusion
- •Requires treatment with a strong and/or moderate CYP3A inhibitor or inducer
- •Requires treatment with a proton-pump inhibitor
Arms & Interventions
Monotherapy Dose Escalation
Experimental
Intervention: KQB548 (Drug)
Outcomes
Primary Outcomes
Safety,Tolerability, MTD/MAD and/or RDE in the Study Population
Time Frame: Up to 30 months
Safety characterized by type, incidence and severity of treatment emergent adverse events (TEAEs), SAEs, and DLTs
Secondary Outcomes
- Evaluate Changes in QTc (mSec)(Up to 30 months)
- Plasma Concentration-time curve (AUC)(Up to 30 months)
- Maximum plasma concentration (Cmax)(Up to 30 months)
- Time to maximum plasma concentration (tmax)(Up to 30 months)
- Overall Response Rate (ORR)(Up to 30 months)
- Duration of Response (DOR)(Up to 30 months)
- Time to Response (TTR)(Up to 30 months)
- Disease Control Rate (DCR)(Up to 30 months)
- Progression Free Survival (PFS)(Up to 30 months)
- Overall Survival (OS)(Up to 30 months)
- Peak Plasma Concentration (Cmax) in Fed and Fasted States for Food Effect(Up to 30 months)
- Concentration Time Curve (AUC) in Fed and Fasted States for Food Effect(Up to 30 months)
- Time to maximum plasma concentration (tmax) in Fed and Fasted States for Food Effect(Up to 30 months)
Investigators
Study Sites (18)
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