New daily pill MPB-1734 enters human trials for Hard-to-Treat cancers
NCT ID NCT04643418
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This early-phase trial is testing a new oral drug called MPB-1734 in adults with advanced solid tumors that have not responded to standard treatments. The study has two parts: first, finding the safest dose, and second, testing that dose in specific tumor types. Researchers will monitor side effects and check whether the drug can shrink tumors.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- MPB-1734 (also called DMB025), a daily oral drug
- What this could lead to
- If it works, this could point toward a new treatment option for people with advanced solid tumors that have stopped responding to standard therapies.
- What could go wrong
- This is a very early, first-in-human trial with only 81 participants. The drug may not shrink tumors or could cause serious side effects. Success is far from guaranteed.
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 81 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Mar 2022
- Expected to finish
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Dec 2025
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: 1. Signed informed consent in the local language prior to any study-mandated procedure. 2. Male or female patients at least 18 years of age, at the time of informed consent. 3. Male or nonpregnant and nonlactating female patients with pathologically confirmed, measurable solid tumor lesions (Response Evaluation Criteria in Solid Tumors version 1.1 \[RECIST 1.1\]) that are unresectable, and standard therapy able to provide clinical benefit does not exist or is no longer effective. 4. Eastern Cooperative Oncology Group Performance Status ≤2. 5. Patients have recovered from the acute toxicity of previous therapies (peripheral sensory neuropathy recovered to ≤Grade 2) except alopecia, and: * At least 4 weeks have elapsed since completing surgery, endocrine therapy, tyrosine kinase inhibitor therapy, immunotherapy, radiotherapy, chemotherapy, and/or * At least 6 weeks have elapsed since completing chemotherapy with nitrosoureas, melphalan, and/or mitomycin C, and/or * At least 6 weeks have elapsed since completing cranial radiotherapy. 6. Life expectancy of greater than 12 weeks. 7. Ability to communicate well with the investigator, in the local language, and to understand and comply with the requirements of the study. Exclusion Criteria: 1. Peripheral sensory neuropathy \>Grade 2 (CTCAE version 5.0) at baseline. 2. Patients requiring immediate palliative treatment of any kind including surgery and/or radiotherapy. 3. Serum bilirubin \>1.5× ULN. 4. AST and/or ALT \>2.5× ULN if no liver involvement, OR AST and/or ALT \>5× ULN with liver involvement. 5. Serum creatinine \>1.5× ULN, and/or a creatinine clearance of \<50 mL/min calculated by Cockcroft Gault. 6. QTc prolongation defined as a QTc with Framingham correction greater than or equal to 470 ms, or significant electrocardiogram (ECG) abnormalities. 7. Known hypersensitivity to taxanes or any excipients of the drug formulation. 8. Female patients who are pregnant, breast-feeding, or planning to become pregnant during the study. 9. Untreated and/or uncontrolled central nervous system metastases. 10. Patients with brain tumors, primary or metastatic. 11. Patients taking concomitant medications anticipated to result in drug-drug interactions.
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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
1 site. 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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Taipei Veterans General Hospital
RECRUITINGTaipei, 112, Taiwan
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