New pill targets Hard-to-Treat cancer mutation in early trial
NCT ID NCT06385925
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tests a new drug called TSN1611 in people with advanced solid tumors that have a specific genetic change called KRAS G12D. The trial has two parts: first, finding the safest dose, and second, seeing if the drug shrinks tumors. About 440 adults will take part, and the drug is taken by mouth daily.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- TSN1611 (a drug taken by mouth that targets the KRAS G12D mutation)
- What this could lead to
- If it works, this could lead to a new treatment option for people with advanced cancers that have a specific KRAS G12D mutation.
- What could go wrong
- This is a very early (first-in-human) trial, so the drug may not work or may cause serious side effects. It is also only for people with a specific gene mutation, so it won't help everyone with cancer.
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 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
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About 440 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2024
- Expected to finish
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Apr 2027
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 to 75 years
- 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.
Subjects must meet all the following inclusion criteria to be eligible for participation in this study: * The subject fully understands the requirements of the study and voluntarily signs the ICF. * At least 18 years of age at the time of informed consent.≤ 75 years of age for Cohort B and C. * Life expectancy of 3 months or more. * Eastern Cooperative Oncology Group (ECOG) performance status 0 or 1. * Phase 1 part (1a/1b) of Monotherapy: Subjects with histologically or cytologically confirmed locally advanced or metastatic solid tumor harboring KRAS G12D mutation; subjects must be refractory or intolerable to standard treatment, or have no standard treatment available, or the subject is ineligible or declines standard treatment. Phase 2 part of TSN1611 Monotherapy: Subjects with histologically or cytologically confirmed locally advanced or metastatic PDAC、CRC and NSCLC harboring KRAS G12D mutation; According to the requirements of different combined cohorts, the number of previous treatments is taken into account. • Patients with adequate cardiac, liver, renal function, etc. Exclusion Criteria Subjects will be excluded if they meet any of the following criteria: * Leptomeningeal disease or Active central nervous system (CNS) metastases. * Prior systemic anti-cancer treatment within 21 days or 5 half-lives (whichever is shorter will be used as the criteria) prior to the first dose of study drug. * Radical radiation within 4 weeks prior to the first dose of study drug; palliative radiotherapy within 1 week prior to the first dose of study drug. * Any unresolved Grade 2 or higher toxicity from previous anticancer therapy except alopecia. * Has participated in a study of investigational agent and received the investigational agent within 21 days or 5 half-lives, if known (whichever is shorter) prior to the first dose of study drug. * History of interstitial lung disease (ILD), drug induced IDL, or current active pneumonitis, radiation pneumonitis requiring therapeutic intervention, or uncontrolled other lung disease. * Any of the following in the past 6 months: myocardial infarction, unstable angina, symptomatic congestive heart failure, stroke or transient ischemic attack, pulmonary embolism. * Prior treatment with KRAS G12D targeted therapy. * Has a history or current evidence of any severe condition, concurrent therapy, or laboratory abnormality that might confound the interpretation of the study results, interfere with the subject's participation for the full duration of the trial, or is not in the best interest of the subject to participate, in the opinion of the investigator.
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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
19 sites in 2 countries. 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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Anhui Provincial Cancer Hospital
RECRUITINGHefei, Anhui, China
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Beijing Cancer Hospital
RECRUITINGBeijing, Beijing Municipality, China
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Beijing Cancer Hospital, Beijing, China
RECRUITINGBeijing, 100142, China
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Hubei Cancer Hospital
RECRUITINGWuhan, Hubei, China
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Hunan Cancer Hospital
RECRUITINGChangsha, Hunan, China
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Linyi Cancer Hospital
RECRUITINGLinyi, Shandong, China
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MD Anderson Cancer Center
RECRUITINGHouston, Texas, 77030, 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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Shanghai Chest Hospital, Shanghai, China
RECRUITINGShanghai, 200030, China
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Shanghai Tenth People's Hospital
RECRUITINGShanghai, Shanghai Municipality, China
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Shanghai Zhongshan Hospital, Shanghai, China
RECRUITINGShanghai, 200032, China
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Sir Run Run Shaw Hospital - Zhejiang University School of Med
RECRUITINGHangzhou, Zhejiang, China
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Taizhou Hospital of Zhejiang Province
RECRUITINGTaizhou, Zhejiang, China
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The First Affiliated Hospital - Zhejiang University School of Medicine
RECRUITINGHangzhou, Zhejiang, China
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The First Affiliated Hospital of Guangzhou Medical University
RECRUITINGGuangzhou, Guangdong, China
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The First Affiliated Hospital of Nanchang University - Donghu District
RECRUITINGNanchang, Jiang, China
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The Second Affiliated Hospital of Zhejiang University School of Medicine
RECRUITINGHangzhou, Zhejiang, China
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West China Hospital, Sichuan University
RECRUITINGChengdu, Sichuan, China
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