New hope for advanced cancers: experimental drug KQB168 enters human testing
NCT ID NCT06994806
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This early-stage trial tests a new oral drug, KQB168, alone or with pembrolizumab, in adults with advanced solid tumors that have stopped responding to immunotherapy. The main goals are to find safe doses and see if the drug can shrink tumors. About 84 participants will take the drug daily and have frequent clinic visits for monitoring.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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About 84 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jun 2025
- Expected to finish
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May 2028
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Histologically confirmed diagnosis of solid tumor malignancy. * Unresectable or metastatic disease that has progressed on immunotherapy. * No available treatment with curative intent * Adequate organ function * Measurable disease per RECIST v1.1 Exclusion Criteria: * Active primary central nervous system tumors * Cardiac abnormalities * History of lung diseases * Any condition that may impair drug absorption or prevent oral dosing * Known history of immune-mediated colitis and uncontrolled autoimmune diseases
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
15 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Cleveland Clinic
RECRUITINGCleveland, Ohio, 44195, United States
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Florida Cancer Specialists - Sarasota
RECRUITINGSarasota, Florida, 34232, United States
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Mary Crowley Cancer Research Centers
RECRUITINGDallas, Texas, 75230, United States
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Mayo Clinic - Jacksonville
RECRUITINGJacksonville, Florida, 32224, United States
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Mayo Clinic - Phoenix
RECRUITINGPhoenix, Arizona, 85054, United States
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Mayo Clinic - Rochester
RECRUITINGRochester, Minnesota, 55905, United States
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NEXT Austin
RECRUITINGAustin, Texas, 78758, United States
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NEXT Huston
RECRUITINGHouston, Texas, 77054, United States
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NEXT Oncology
RECRUITINGSan Antonio, Texas, 78229, United States
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NEXT Virginia
RECRUITINGFairfax, Virginia, 22031, United States
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Sarah Cannon Cancer Institute at HealthONE
RECRUITINGDenver, Colorado, 80218, United States
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USC Norris Comprehensive Cancer Center
RECRUITINGLos Angeles, California, 90033, United States
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UT MD Anderson Cancer Center - Houston
RECRUITINGHouston, Texas, 77030, United States
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University of Iowa
RECRUITINGIowa City, Iowa, 52242, United States
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Yale Cancer Center- New Haven
RECRUITINGNew Haven, Connecticut, 06520, United States
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Other studies related to the condition(s) this trial covers.
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- ECMO in kids with cancer: a closer look at survival and risks
- New PET tracer could sharpen cancer detection
- Double-Drug attack on Hard-to-Treat cancers