New oral gel could tame tough tumors with fewer side effects
NCT ID NCT06143774
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This early-stage study tests an oral gel called TRX-920 in 30 people with advanced solid tumors that no longer respond to standard treatments. The gel contains SN38, a powerful anti-cancer drug, and aims to shrink tumors with fewer side effects than the current IV version. The main goals are to find the safest dose and check how well the body tolerates it.
Why investors are watching
TaiRx is testing TRX-920, an oral gel form of the chemotherapy drug SN38, in 30 patients with advanced solid tumors. This is a small, early-stage trial, but for a micro-cap company, the safety and any sign of tumor control could determine whether the drug moves forward. Investors watch because a positive readout could validate the company's main pipeline asset, while a poor one could leave it with little else.
If it works: If the gel proves safe and shows hints of shrinking or stabilizing tumors, TaiRx could advance the drug to later trials and attract partnership interest. A successful result would give the company a credible path forward for its lead product.
If it fails: Phase 1 trials often fail to show enough benefit or expose safety problems, and this one has only 30 participants. A disappointing result or a delay could stall the drug's development and hurt the company's prospects, since it has few other assets to fall back on.
AI-written from the trial record. Speculative, and not investment advice.
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 30 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2023
- Expected to finish
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Jun 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 100 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.
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 solid tumor 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, 18 years of age or older. 5. ECOG performance status 0 or 1. 6. QTcF ≤ 480 ms at screening. Exclusion Criteria: 1. Patients with homozygous or compound heterozygous genotypes for UGT1A1\*28 and \*6 alleles (e.g., \*28/\*28, \*6/\*6, \*6/\*28). 2. 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. 3. Acute myocardial infraction or cerebrovascular accident (CVA) within 6 months prior the first dose of study drug. 4. 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. 5. AIDS-defining opportunistic infections within the past 12 months. 6. 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. 7. 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 \< 90,000/µL 3. hemoglobin \< 9 g/dL 4. total bilirubin \> 1.5\*the upper limit of normal (ULN) 5. aspartate aminotransferase (AST) or alanine aminotransferase (ALT) \> 3\*ULN if no hepatic metastases are present; \> 5\*ULN if hepatic metastases are present 6. Non-indexed eGFR \< 60 mL/min (formula in Appendix 4) 8. 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 or grade 2 toxicity with prior approval of the Medical Monitor. 9. Major surgical procedures (as defined by Investigator) within 4 weeks prior to the first dose of study drug or any ongoing post-operative complications. 10. Receiving any radiotherapy within 3 months 11. 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 12. A history of apparent allergic reactions to irinotecan injection (dosed with prior treatment with prophylactic drug) 13. If female, is pregnant or breastfeeding 14. 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. 15. Receiving live attenuated vaccine within 28 days prior to the first dose of study drug. 16. Life expectancy \< 3 months. 17. Other prior or ongoing condition(s) that, in the opinion of the investigator, 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
3 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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China Medical University Hospital
RECRUITINGTaichung, Taiwan
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National Cheng-Kung University Hospital
RECRUITINGTainan, Taiwan
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Taipei Medical University Hospital
RECRUITINGTaipei, Taiwan
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Other studies related to the condition(s) this trial covers.
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- Can a Two-Drug combo outsmart advanced cancer?
- Can an experimental pill boost cancer immunotherapy? early trial puts HG146 to the test
- New injectable drug tested for safety in Hard-to-Treat solid tumors
- New antibody drug conjugate tested against advanced cancers