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Gastrointestinal Stromal Tumor, MalignantEarly Phase 1NCT04006769

Entacapone Combination With Imatinib for Treatment of GIST

A Early Phase 1 study testing Entacapone and Imatinib Mesylate in people with Gastrointestinal Stromal Tumor, Malignant, run by Xiangya Hospital of Central South University at 1 site in China.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study evaluates the combination of entacapone and imatinib in the treatment of gastrointestinal stromal Tumors who have progressed on the setting of at least Imatinib and Sunitinib. 5 participants will be included in this open-label observatory study. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Entacapone and Imatinib Mesylate
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
5 participants
Where
1 siteChina
Study dates
30 Oct 2020to 31 Aug 2022
Phase
Early Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Able to provide written informed consent and can understand and comply with the requirements of the study and the schedule of assessments.
  • Age ≥ 18 years on the day of signing the informed consent form (or the legal age of consent in the jurisdiction in which the study is taking place).
  • Expected life span > 12 weeks.
  • Histologically confirmed disease which is currently metastatic/unresectable gastrointestinal stroma tumor(GIST) of c-KIT E11 mutation genotype.
  • Patients received imatinib as the first-line treatment and no progression within the first 6 months(no primary resistance to imatinib ). With disease progression following treatment with at least imatinib and sunitinib.
  • Patients must be able to provide archival tumor tissues (approximately 4 [at least 2] unstained Formalin Fixed and Paraffin Embedded Tissues (FFPET)slides) for biomarker analysis to assess the expression of FTO and c-KIT protein.
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  • At least 1 measurable lesion (the longest diameter≥ 10mm). Note: Computed Tomography(CT) abdomen and pelvis with contrast including peritoneum, or positron emission tomography/computed tomography(PET/CT) performed skull base to knees or whole body before the first day of entacapone.
  • Eastern Cooperative Oncology Group-performance status(ECOG PS) ≤ 2,or 3(the symptoms were definitely caused by GIST itself).
  • Adequate hematologic and end-organ function, as defined by the following laboratory results (obtained ≤ 28 days prior to the first day of entacapone):
  • Absolute neutrophil count (ANC) ≥ 1.5 × 10 9 /L, hemoglobin ≥ 80 g/L and platelets ≥80 × 10 9 /L.
  • Total serum bilirubin ≤ 2.5 × upper limit of normal (ULN); Aspartate and alanine aminotransferase (AST and ALT) ≤ 2.5× ULN.
  • Estimated creatinine clearance rate≥ 60 mL/min(According to the formula of Cockcroft-Gault).
  • Females of childbearing potential must be willing to practice highly effective method of birth control for the duration of the study, and at least 120 days after the last dose of entacapone or imatinib. Non-sterile males must be willing to use a highly effective method of birth control for the duration of the study and at least 120 days after the last dose of entacapone or imatinib.

Who cannot join

  • Age < 18 years on the day of signing the informed consent form (or the legal age of consent in the jurisdiction in which the study is taking place).
  • Progression within the first 6 months of first-line imatinib treatment (primary imatinib resistance).
  • Patients with active/symptomatic carrier or chronic hepatitis B virus (HBV) whose HBV DNA ≥ 1×104 copies/mL should be excluded. Note: Patients with detectable hepatitis B surface antigen(HBsAg) or HBV DNA should be managed per treatment guidelines. Patients receiving antivirals at screening should have been treated for ≥2 weeks prior to written informed consent and should continue treatment for 6 months after study drug treatment discontinues.
  • Note: Patients with active hepatitis C may enroll and those with detectable hepatitis C virus(HCV) RNA who are receiving antiviral therapy at time of screening should remain on continuous, effective antiviral therapy during the study.
  • A known history of human immunodeficiency virus(HIV) infection.
  • Malignancy other than GIST and still under the active treatment.
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  • Was administered a live vaccine ≤ 4 weeks before written informed consent.
  • Any of the following medical conditions may threaten the safety of patients or affect the trial obedience including symptomatic heart failure requiring systematic treatment, unstable angina , acute myocardial infarction and severe chronic or active infections (including tuberculosis infection) requiring systemic antibacterial, antifungal, or antiviral therapy.
  • History of severe hypersensitivity reactions to any ingredient of entacapone and imatinib.
  • Pheochromocytoma or history of neuroleptic malignant syndrome(NMS) and/or non-traumatic rhabdomyolysis (NRML).
  • Female in pregnancy or lactation(Urine or serum pregnancy test and documented as negative within 7 days prior to the first dose of entacapone for the female with fertility expectation or sexual intercourse.

Trial locations and contacts

1 site in 1 country.

China1 site
  • Bin Li, MD

    Changsha, Hunan, 410008

Other trials in China

About this study

Official title: Entacapone in Combination With Imatinib Mesylate for Treatment of Patients With Gastrointestinal Stromal Tumors(GIST) Following Failure of at Least Imatinib and Sunitinib

This study evaluates the combination of entacapone and imatinib in the treatment of gastrointestinal stromal Tumors who have progressed on the setting of at least Imatinib and Sunitinib. 5 participants will be included in this open-label observatory study.

Read the detailed description

The eligibility criteria are patients whose histologically confirmed disease which is currently metastatic/unresectable gastrointestinal stroma tumor (GIST) of c-KIT E11 mutation genotype. He received imatinib as the first-line treatment and no progression within the first 6 months (no primary resistance to imatinib), with disease progression following treatment with at least imatinib and sunitinib, and at least 1 measurable lesion (the longest diameter≥ 10mm). Age should be more or equal 18 years with adequate hematologic and end-organ function and good performance ((ECOG PS) ≤ 2, or 3 (the symptoms were definitely caused by GIST itself).

This study is single group assignment and open label. The intervention/treatment is Entacapone combined with Imatinib. Entacapone began with 200mg tablet (Orion pharma, Switzerland) by mouth, three times a day and then escalated to final dose of 1.0 grams three times per day within one week, until disease progression, intolerable toxicity, or withdrawal of informed consent, whichever occurs first. Imatinib mesylate 400mg tablet by mouth, once a day until disease progression, intolerable toxicity, or withdrawal of informed consent, whichever occurs first. Periodically routine blood test including liver and kidney function, troponin and electrocardiogram were conducted throughout the entire clinical course.

Clinic visits are performed at 16 points: visit 1, baseline, and then follow up after first dose as planned: 1st month, and every 2 months in the first year, followed by every 3 months until 3 years or 31 days after withdraw. The study design is visualized in Figure 1 below.

Being tested
Entacapone, Imatinib Mesylate
Keywords
entacapone, Imatinib mesylate, GIST, treatment
Medical subject headings
Gastrointestinal Stromal Tumors

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • EntacaponeDrug

    Also called Comtan, Comtess

    Entacapone tablet

  • Imatinib MesylateDrug

    Also called Gleevec

    Imatinib Mesylate tablet

Study groups in NCT04006769
Study groupRoleWhat they receive
Entacapone & Imatinib mesylateExperimentalEntacapone 200mg tablet (Orion pharma,Switzerland) by mouth, three times a day and then escalated to final dose of 1.0 grams three times per day within one week, until disease progression, intolerable toxicity, or withdrawal of informed consent, whichever occurs first. And Imatinib mesylate 400mg tablet by mouth, once a day until disease progression, intolerable toxicity, or withdrawal of informed consent, whichever occurs first.
Receives: Drug: Entacapone; Drug: Imatinib Mesylate

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Adverse Events (AE) And Serious Adverse Events(SAE)

    According to Criteria CTCAE5.0, the ratio of AE and SAE which were defined by the Common Terminology Criteria for Adverse Events, CTCAE.

    Measured: 36 months or 31 days after last dose, which come first.

Secondary outcomes (2)
  1. Objective Response Rate(ORR)

    The ORR is the proportion of the patients who achieved complete response (CR) or partial responses(PR) according to CHOI criteria.

    Measured: 36 Months

  2. Quality of Life(QOL)

    The data was collected using EORTC QLQ-C30 V3.0 questionnaire

    Measured: Difference between baseline and the timepoint of the best efficacy within 181 days.

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted5 Jul 2019
  2. Study start30 Oct 2020
  3. Primary completion31 Aug 2022
  4. Study completion31 Aug 2022

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Early Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
5 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04006769
Sponsor's protocol ID
gist-ent
Status last verified
Oct 2023
First submitted
27 Jun 2019
Last updated
18 Oct 2023
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes: De-identified individual participant data for all primary and secondary outcome measures will be made available.

Publications

  • Demetri GD, von Mehren M, Blanke CD, Van den Abbeele AD, Eisenberg B, Roberts PJ, Heinrich MC, Tuveson DA, Singer S, Janicek M, Fletcher JA, Silverman SG, Silberman SL, Capdeville R, Kiese B, Peng B, Dimitrijevic S, Druker BJ, Corless C, Fletcher CD, Joensuu H. Efficacy and safety of imatinib mesylate in advanced gastrointestinal stromal tumors. N Engl J Med. 2002 Aug 15;347(7):472-80. doi: 10.1056/NEJMoa020461.

    PubMed 12181401
  • Demetri GD, van Oosterom AT, Garrett CR, Blackstein ME, Shah MH, Verweij J, McArthur G, Judson IR, Heinrich MC, Morgan JA, Desai J, Fletcher CD, George S, Bello CL, Huang X, Baum CM, Casali PG. Efficacy and safety of sunitinib in patients with advanced gastrointestinal stromal tumour after failure of imatinib: a randomised controlled trial. Lancet. 2006 Oct 14;368(9544):1329-38. doi: 10.1016/S0140-6736(06)69446-4.

    PubMed 17046465
  • Tabone S, Theou N, Wozniak A, Saffroy R, Deville L, Julie C, Callard P, Lavergne-Slove A, Debiec-Rychter M, Lemoine A, Emile JF. KIT overexpression and amplification in gastrointestinal stromal tumors (GISTs). Biochim Biophys Acta. 2005 Jun 30;1741(1-2):165-72. doi: 10.1016/j.bbadis.2005.03.011. Epub 2005 Apr 13.

    PubMed 15869870
  • Peng S, Xiao W, Ju D, Sun B, Hou N, Liu Q, Wang Y, Zhao H, Gao C, Zhang S, Cao R, Li P, Huang H, Ma Y, Wang Y, Lai W, Ma Z, Zhang W, Huang S, Wang H, Zhang Z, Zhao L, Cai T, Zhao YL, Wang F, Nie Y, Zhi G, Yang YG, Zhang EE, Huang N. Identification of entacapone as a chemical inhibitor of FTO mediating metabolic regulation through FOXO1. Sci Transl Med. 2019 Apr 17;11(488):eaau7116. doi: 10.1126/scitranslmed.aau7116.

    PubMed 30996080
  • Eisenhauer EA, Therasse P, Bogaerts J, Schwartz LH, Sargent D, Ford R, Dancey J, Arbuck S, Gwyther S, Mooney M, Rubinstein L, Shankar L, Dodd L, Kaplan R, Lacombe D, Verweij J. New response evaluation criteria in solid tumours: revised RECIST guideline (version 1.1). Eur J Cancer. 2009 Jan;45(2):228-47. doi: 10.1016/j.ejca.2008.10.026.

    PubMed 19097774
  • Li Z, He J, Cao Z, Zhou S, Zhu Y, Duan Y, Jiang A, Guan Y, Gao J, Tian J, Liu L, Rong Z, Liu H, Liu X, Xiao H, Deng Y, Li B, Sun L. Targeting the SETD2-FTO-KIT pathway as a pharmacological strategy for TKI-refractory GIST. Acta Pharm Sin B. 2026 Sep;16(9):6045-6065. doi: 10.1016/j.apsb.2026.07.016. Epub 2026 Jul 15.

    PubMed 42764990

Questions about this trial

What is this clinical trial studying?

A Early Phase 1 study testing Entacapone and Imatinib Mesylate in people with Gastrointestinal Stromal Tumor, Malignant, run by Xiangya Hospital of Central South University at 1 site in China.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 13 inclusion and 11 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 18 Oct 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Early Phase 1 (sometimes called Phase 0) studies give a very small amount of a treatment to a few people, mainly to see how the body handles it.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Adverse Events (AE) And Serious Adverse Events(SAE) (time frame: 36 months or 31 days after last dose, which come first.). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT04006769, which also lists 6 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 18 Oct 2023.

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