Experimental drug T-1201 tested against Treatment-Resistant solid tumors
NCT ID NCT04866641
First seen Oct 02, 2026 · Last updated Oct 02, 2026
Summary
Researchers are testing an experimental intravenous drug called T-1201 in adults with advanced solid tumors that have not responded to standard therapy or have no standard treatment left. The main goals are to find the highest dose people can tolerate and the dose best suited for larger studies, while tracking side effects and how the body processes the drug. About 40 participants receive T-1201 on one of three dosing schedules and visit the clinic regularly for checkups and tests.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- T-1201, an experimental intravenous cancer drug
- What this could lead to
- If T-1201 proves safe and shows signs of activity, researchers could move it into larger trials to see whether it helps people whose solid tumors have stopped responding to standard treatment.
- What could go wrong
- This is a first-in-human, 40-person study, so most experimental cancer drugs at this stage turn out to be too toxic or not effective enough. Participants may experience side effects, and the trial may not find a dose worth testing further.
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 40 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jun 2021
- Expected to finish
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Dec 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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20 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: Subjects must meet all of the following criteria to be eligible for enrollment in the study: 1. Signed and dated informed consent form. 2. Histologically and cytologically confirmed advanced malignancies that are refractory to standard therapy or have no accepted standard therapy. 3. Solid tumors that are measurable or evaluable as per Response Evaluation Criteria in Solid Tumors (RECIST v1.1). Target lesions that have been previously irradiated will not be considered measurable (lesion). 4. Female or male, 20 years of age or older. 5. ECOG performance status 0 or 1. 6. QTcF ≤ 470 ms at screening. Exclusion Criteria: Subjects presenting with any of the following will not be included in the study: 1. Clinically significant comorbidity such as unstable angina, congestive heart failure (NYHA Grade III or IV), uncontrolled hypertension (\>160/100 mmHg despite optimal medical treatment), chronic obstructive pulmonary disease (COPD) with frequent exacerbations, refractory asthma, inflammatory bowel disease or intestinal obstruction. 2. Acute myocardial infarction or cerebrovascular accident (CVA) within 6 months prior the first dose of study drug. 3. Central nervous system (CNS) metastasis or seizure disorder due to underlying malignancy except those who have been treated and have stable CNS metastases or are asymptomatic. 4. AIDS-defining opportunistic infections within the past 12 months. 5. HBV infection (positive HBsAg) except for carrier of inactive HBV as defined by negative HBeAg with normal ALT and HBV DNA \< 2,000 IU/mL or HCV infection (positive anti-HCV antibody) except for those with undetectable HCV RNA. 6. Inadequate bone marrow reserve, hepatic or renal function as defined by any of the following laboratory values: 1. absolute neutrophil count (ANC) \< 1500/µL 2. platelet count \< 100 x 10\^9 /µL 3. hemoglobin \< 9 g/dL 4. total bilirubin \> 1.5 x the upper limit of normal (ULN) 5. aspartate aminotransferase (AST) or alanine aminotransferase (ALT) \> 3 x ULN if no hepatic metastases are present; \> 5 x ULN if hepatic metastases are present 6. Estimated (Cockroft-Gault formula) creatinine clearance (CrCl) \< 60 mL/min CrCl = \[(140 - age (year)) x weight (kg)\] / (serum creatinine x 72) (x 0.85 for females) 7. Toxicities resulting from prior therapy or surgical procedures not yet resolved to ≤ NCI CTCAE v5.0 Grade 1 with the exception of alopecia, skin hyperpigmentation or hypopigmentation. 8. Major surgical procedures (as defined by Investigator) within 4 weeks prior to the first dose of study drug or any ongoing post-operative complications. 9. Receiving any (investigational or approved) anti-cancer therapy (including chemotherapy or targeted therapy) within 28 days or 5 half-lives (whichever is longer) prior to the first dose of study drug. 10. A history of apparent allergic reactions to irinotecan, Tween 80 (dosed with prior treatment with prophylactic drug), and/or ethanol. 11. If female, is pregnant or breastfeeding. 12. If men or women with childbearing potential, unwilling to use effective contraceptive methods during the study and for at least 3 months (men) or 1 month (women) after the last dose of study drug. Effective contraceptive methods include implants, injectables, combined oral contraceptives, intra-uterine devices (IUDs), sexual abstinence, surgical sterilization or a partner who is sterile. 13. Receiving live attenuated vaccine within 28 days prior to the first dose of study drug. 14. Life expectancy \< 3 months 15. Other prior or ongoing condition(s) that, in Investigator's opinion, could affect the safety of the subject, compromise the subject's ability to comply with the study requirements or impair the assessment of study results.
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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
2 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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Kaohsiung Medical University Chung-Ho Memorial Hospital
RECRUITINGKaohsiung City, Taiwan
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National Cheng Kung University Hospital
RECRUITINGTainan, Taiwan
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Radioactive antibody aims to seek and destroy CEA-Positive tumors
- Can a new antibody pair unlock the immune system against Hard-to-Treat tumors?
- New pill tested against Hard-to-Treat cancers
- Pairing two Immune-Boosting antibodies: a new strategy against solid tumors?
- Engineered immune cells target a notorious cancer mutation