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Gastric or Gastroesophageal Junction AdenocarcinomaPhase 2/3NCT06841679

Utidelone Capsule Combined With Fluoropyrimidine- and Platinum-containing Therapy in First-line Treatment of Patients With Gastric or Gastroesophageal Junction Adenocarcinoma

A Phase 2/3 study testing Utidelone Capsule, Fluoropyrimidine- and Platinum-containing Therapy and Oxaliplatin in people with Gastric or Gastroesophageal Junction Adenocarcinoma, run by Beijing Biostar Pharmaceuticals Co., Ltd. at 10 sites in 2 countries.

Recruiting

Looking for participants now. Contact the study team or a site below to ask about taking part.

Sites and contacts
Official record
Search all trials

Trial summary

This is a multi-national, open-label, randomized, seamless phase II/III clinical study of UTD2 combined with fluoropyrimidine- and platinum-containing therapy to evaluate the efficacy and safety in patients with locally advanced or metastatic gastric or gastroesophageal junction adenocarcinoma untreated with systemic… Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Utidelone Capsule, Fluoropyrimidine- and Platinum-containing Therapy and Oxaliplatin
Could I receive a placebo?
No, everyone receives an active treatment
How many people
778 participants
Where
10 sitesin 2 countries
Study dates
28 Aug 2025to 1 Sep 2030
Phase
Phase 2/3
Are there results?
Not yet: the study is under way

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

  • Participants must meet the following criteria to be eligible for the study:
  • Sign the informed consent form (ICF) to participate with accordance with GCP, ICH and local regulations and are willing to adhere to the study protocol.
  • Male and female aged ≥ 18 years as of the date of baseline visit.
  • Participant must have unresectable locally advanced or metastatic GC or GEJ and have histologically/pathologic confirmed predominant adenocarcinoma. The documentation of GEJ involvement can include biopsy, endoscopy, or imaging.
  • Phase II Study: No restriction on PD-L1 expression. Phase III study: Participant must have tumor with PD-L1 Combined Positive Score (CPS) < 1 by immunohistochemical (IHC). IHC results from site are acceptable.
  • Participant must have at least one measurable lesion per RECIST 1.1 criteria.
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  • Participant must not receive previously systemic treatment in the advanced setting. Previously neoadjuvant/adjuvant therapy for GC or GEJ with no progression after 6 months from completion is allowed. Palliative radiotherapy is allowed.
  • Eastern Cooperative Oncology Group (ECOG) performance status of 0 to 1.
  • Participant with adequate hematological function (CTCAE v5.0 Grade ≤ 1) within 1 week before enrollment (based on routine laboratory values at each site) and who have not received recombinant human granulocyte colony-stimulating factor (rhG-CSF) or blood products/erythropoietin (EPO) within 14 days before enrollment.
  • White blood cell count (WBC) ≥ 3.0 × 109/L;
  • Absolute neutrophil count (ANC) ≥ 1.5 × 109/L;
  • Platelet count (PLT) ≥ 100 × 109/L;
  • Hemoglobin (Hb) ≥ 9.0 g/dL.
  • Participant with adequate liver and renal function (CTCAE v5.0 Grade ≤ 1) within 1 week before enrollment (based on routine laboratory values at each site).
  • Total bilirubin (TBIL) ≤ 1.5 × upper limit of normal (ULN);
  • Alanine aminotransferase (ALT) ≤ 3 × ULN (≤ 5 × ULN in patients with hepatic metastases);
  • Aspartate aminotransferase (AST) ≤ 3 × ULN (≤ 5 × ULN in patients with hepatic metastases);
  • Creatinine clearance (Ccr) ≥ 50 mL/min.
  • Female Participants of childbearing potential must agree to use highly effective contraceptive methods during the study and within 6 months after the last dose of the investigational product. Female patients of childbearing potential shall have a negative serum or urine pregnancy test at screening and be willing to have additional pregnancy tests as required throughout the study. Women of non-childbearing potential (WONCBP) must not donate ova from signing informed consent until at least 6 months after the last administration of the investigational product. Please refer to Appendix 1. Males must be surgically sterile (> 6 months since vasectomy with confirmation of no viable sperm), or if engaged in sexual relations (intercourse) with a WOCBP, either his partner must be surgically sterile (eg, hysterectomy, bilateral salpingectomy, bilateral oophorectomy), or an acceptable, highly effective contraceptive method must be used from Screening until 6 months after last IMP administration; or Males with same-sex partners (abstinence from penile-vaginal intercourse) or who are abstinent from heterosexual intercourse are not required to use contraception when this is their preferred and usual lifestyle; or Males must not donate sperm from the first dose of IMP until at least 90 days after the last dose of IMP.

Who cannot join

  • Participants will be excluded from the study for any of the following reasons:
  • Known HER2-positive tumor (HER2-positive is defined as having an IHC score of 3 +, or IHC2 + and positive HER2 expression by in situ hybridization (ISH) (refer to ASCO/CAP guidelines 2020).
  • Participants with other malignancies over the past 5 years, except for cured skin basal cell carcinoma, in-situ carcinoma of the cervix, or papillary thyroid cancer.
  • Participants who have received radiotherapy or other investigational drug or investigational therapy within 4 weeks prior to the first dose of investigational product.
  • Participants who have undergone major surgery (except biopsy) had significant trauma within 4 weeks prior to the first dose of investigational product or required elective surgery during the study.
  • Participants with pre-existing > Grade 1 peripheral sensory neuropathy (NCI CTCAE 5.0).
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  • Participants with known hypersensitivity to any components of the investigational product.
  • Participants who are pregnant (positive pregnancy test) or lactating.
  • Adverse events due to previous anti-tumor therapy have not recovered to CTCAE v5.0 Grade ≤ 1 (except for alopecia and other toxicities judged by the investigator to have no safety risk).
  • Participants with esophageal obstruction, pyloric obstruction, intestinal obstruction, or inability to eat on their own after gastrointestinal resection, or other factors that cause difficulty swallowing and inability to take oral drugs.
  • Participants with symptomatic/uncontrollable central nervous system metastases or meningeal metastases, including but not limited to those with confirmed metastatic disease progression by examination within 2 months after radiotherapy or other local treatment, or who are ineligible for enrollment as judged by the investigator.
  • Participants with uncontrollable bone metastases, i.e., existing or recent fracture risk, recent need for surgery or local radiotherapy, or other crisis conditions as judged by the investigator.
  • Participants with uncontrolled pleural effusion, pericardial effusion, or ascites requiring repeated drainage (once monthly or more frequently).
  • Participants with an active infection and who currently require systematic anti-infective therapy.
  • Participants with known history of human immunodeficiency virus (HIV) infection with an exception that if they have not had an opportunistic infection within the past 12 months, they are eligible.
  • Participants who are HBV DNA positive or HCV RNA positive (who are HBsAg negative, or HCV antibody negative could be eligible without testing for HBV DNA or HCV RNA).
  • Participants with a history of severe cardiovascular and cerebrovascular diseases, including but not limited to:
  • Patients with severe cardiac rhythm or conduction abnormalities, such as ventricular arrhythmia requiring clinical intervention or second/third-degree atrioventricular block; patients with a mean corrected QT interval (QTcF) > 470 msec obtained from three 12-lead electrocardiograms (ECGs) at rest.
  • Patients who have had an acute coronary syndrome, congestive heart failure, aortic dissection, stroke, or other Grade ≥ 3 cardio-cerebrovascular events within 3 months before the first dose.
  • Patients with clinically uncontrollable hypertension.
  • Symptomatic Cerebral Infarction
  • Patients with other cardiac disorders that put the patients at a high risk as judged by the investigator.
  • Participants with uncontrolled diabetes mellitus.
  • Participants with a mental disorder or poor compliance.
  • Participants also participate in another interventional clinical study or receive other study treatments (patients who have discontinued other investigational treatments and are only in the follow-up period are allowed to be enrolled in this study).
  • Participants requiring concomitant use of strong CYP3A4 inhibitors or inducers or medications that prolong the QT interval within 14 days prior to the first dose of study treatment and during the study.
  • Participants with a history of other systemic severe diseases or abnormal laboratory findings that would, in the Investigator's judgment, be inappropriate for this study.

Trial locations and contacts

10 sites in 2 countries. Contact the study team or a site near you to ask about taking part.

10 sites in 2 countries

China9 sites, 9 recruiting
  • AnYang Tumor Hospital

    Anyang

    Jin Xia

    Recruiting
  • Sun Yat-sen University Cancer Center

    Guangzhou

    Ruihua Xu

    Recruiting
  • Jinan Municipal Central Hospital

    Jinan

    Meili Sun

    Recruiting
  • Shandong First Medical University Affiliated Tumor Hospital

    Jinan

    Bo Liu

    Recruiting
  • Liaoning Cancer Hospital

    Shenyang

    Jingdong Zhang

    Recruiting
  • Shanxi Cancer Hospital

    Taiyuan

    Wenhui Yang

    Not yet recruiting
  • Tianjin Medical University Cancer Institute & Hospital

    Tianjin

    Ting Deng

    Not yet recruiting
  • Union Hospital, Tongji Medical College, Huazhong University of Science and Technology

    Wuhan

    Xianglin Yuan

    Not yet recruiting
  • Henan Cancer Hospital

    Zhengzhou

    Jufeng Wang

    Recruiting

Other trials in China

United States1 site, 1 recruiting
  • Bioresearch Partner

    Hialeah, Florida, 33013

    Luis Rangel

    Not yet recruiting

Other trials in United States

About this study

Official title: A Multi-national, Open-label, Randomized Phase II/III Clinical Study of Utidelone Capsule (UTD2) Combined With Fluoropyrimidine- and Platinum-containing Therapy in First-line Treatment of Patients With Locally Advanced or Metastatic Gastric or Gastroesophageal Junction Adenocarcinoma

This is a multi-national, open-label, randomized, seamless phase II/III clinical study of UTD2 combined with fluoropyrimidine- and platinum-containing therapy to evaluate the efficacy and safety in patients with locally advanced or metastatic gastric or gastroesophageal junction adenocarcinoma untreated with systemic treatment in advanced setting.

Being tested
Utidelone Capsule, Fluoropyrimidine- and Platinum-containing Therapy, Oxaliplatin, PD-1 inhibitor, Capecitabine
Keywords
UTD2, GC, GEJ

What participants receive

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

  • Utidelone CapsuleDrug

    UTD2 40 mg/m2/d, po, qd, day 1-5, q3w

  • Utidelone CapsuleDrug

    50 mg/m2/d, po, qd, day 1-5, q3w

  • Utidelone CapsuleDrug

    60 mg/m2/d, po, qd, day 1-5, q3w

  • Fluoropyrimidine- and Platinum-containing TherapyDrug

    CAPOX: Capecitabine 1700 mg/m2/d, po, bid, d1-14,q3w, Oxaliplatin 130 mg/m2, iv, d1, q3w. After completing 6 times (18 weeks) of oxaliplatin treatment, the investigator may decide whether to continue oxaliplatin treatment for up to 8 times (24 weeks) based on the participant's benefits and safety.

    FOLFOX: Oxaliplatin 85 mg/m2, iv, d1, q2w. Folinic Acid 400 mg/m2, iv, d1, q2w, 5-FU 400 mg/m2 IV bolus d1 then 5-FU 2400 mg/m2 IV infusion over 46 to 48 hours, q2w. After completing 9 times (18 weeks) of treatment with oxaliplatin combined with folinic acid and 5-FU, the investigator may decide whether to continue FOLFOX treatment for up to 12 times (24 weeks) based on the participant's benefits and safety.

  • OxaliplatinDrug

    130 mg/m2/d, iv, day1, q3w, oxaliplatin will be given up to 6 cycles

  • Utidelone CapsuleDrug

    UTD2 po, on d1-5, q3w (dose decided after the phase II)

  • PD-1 inhibitorDrug

    Whether to combine a PD-1 inhibitor will depend on the locally approved indications for the PD-1 inhibitor. If the participant's condition meets the locally approved indications for PD-1 inhibitors, the investigator may determine, in accordance with clinical guidelines, that the participant is eligible to receive treatment with UTD2 combined with fluoropyrimidine- and platinum-containing therapy, with or without a PD-1 inhibitor.

    If a PD-1 inhibitor is administered in combination, tislelizumab (200 mg), or pembrolizumab (200 mg), or nivolumab (360 mg), iv, day1, q3w. Alternatively, the investigator may select the dosage and administration cycle of other locally approved PD-1 inhibitors in accordance with the locally approved package inserts. The PD-1 inhibitor will be given up to 2 years.

  • CapecitabineDrug

    Capecitabine 1700 mg/m2/d po, bid, d1-14,q3w

  • CapecitabineDrug

    Capecitabine, 2000 mg/m2/d, po, bid, d1-14, q3w

Study groups in NCT06841679
Study groupRoleWhat they receive
Cohort 1ExperimentalUTD2 40 mg/m2/d, po, qd, d1-5, q3w combined with CAPOX/FOLFOX with or without a PD-1 inhibitor ( tislelizumab, or pembrolizumab, or nivolumab )
Receives: Drug: Utidelone Capsule; Drug: Fluoropyrimidine- and Platinum-containing Therapy; Drug: PD-1 inhibitor
Cohort 2ExperimentalUTD2 50 mg/m2/d, po, qd, d1-5, q3w combined with CAPOX/FOLFOX with or without a PD-1 inhibitor ( tislelizumab, or pembrolizumab, or nivolumab )
Receives: Drug: Utidelone Capsule; Drug: Fluoropyrimidine- and Platinum-containing Therapy; Drug: PD-1 inhibitor
Cohort 3ExperimentalUTD2 60 mg/m2/d, po, qd, d1-5, q3w combined with CAPOX/FOLFOX with or without a PD-1 inhibitor ( tislelizumab, or pembrolizumab, or nivolumab )
Receives: Drug: Utidelone Capsule; Drug: Fluoropyrimidine- and Platinum-containing Therapy; Drug: PD-1 inhibitor
Arm AExperimentalUTD2 po, on d1-5, q3w (dose decided after the phase II) in combination with CAPOX
Receives: Drug: Oxaliplatin; Drug: Utidelone Capsule; Drug: Capecitabine
Arm BActive comparatorCAPOX
Receives: Drug: Oxaliplatin; Drug: Capecitabine

What is being measured

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

  1. Safety and tolerability of UTD2 and capecitabine in combination with oxaliplatin in Phase II

    dose limiting toxicity (DLT), defined as any toxicity meeting the criteria outlined in the protocol during Cycle 1 in a 21-days cycle

    Measured: From Day 1 to Day 21

  2. Overall Survival (OS)

    From the first dosing until death (from any cause), follow-up began after the end of treatment

    Measured: 12 months

Secondary outcomes (8)
  1. Objective Response Rate (ORR)

    Response rate is the proportion of evaluable patients who are evaluated as having a CR or PR.

    Measured: 12 months

  2. Progression Free Survival (PFS)

    refers to the time from first dosing to the occurrence of tumor progression or death (whichever occurs first)

    Measured: 12 months

  3. Maximum (or peak) serum concentration (Cmax)

    Cmax of Utidelone Capsule

    Measured: 12 months

  4. Time to peak drug concentration (Tmax)

    Tmax of Utidelone Capsule

    Measured: 12 months

  5. the area under the concentration-time curve from dosing (time 0) to time t (AUC0-t)

    the AUC0-t of Utidelone Capsule

    Measured: 12 months

  6. the area under the concentration-time curve from time zero to infinity (AUCinf)

    the AUC0inf of Utidelone Capsule

    Measured: 12 months

  7. the time required for plasma concentration of a drug to decrease by 50% (t1/2)

    the t1/2 of Utidelone Capsule

    Measured: 12 months

  8. Treatment-emergent Adverse Events (TEAE)

    Adverse events (AEs) will be graded according to the National Cancer Institute (NCI) Common Terminology Criteria for Adverse Event version 5.0 (CTCAE v5.0)

    Measured: Until 28 days after the last dose of treatment

Timeline

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

  1. First posted24 Feb 2025
  2. Study start28 Aug 2025
  3. Primary completion1 Sep 2030 (estimated)
  4. Study completion1 Sep 2030 (estimated)

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
Phase 2/3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
778 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06841679
Sponsor's protocol ID
BG02-2404
Status last verified
Nov 2025
First submitted
10 Feb 2025
Last updated
25 Nov 2025
Results posted
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 2/3 study testing Utidelone Capsule, Fluoropyrimidine- and Platinum-containing Therapy and Oxaliplatin in people with Gastric or Gastroesophageal Junction Adenocarcinoma, run by Beijing Biostar Pharmaceuticals Co., Ltd. at 10 sites in 2 countries.

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 19 inclusion and 27 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: looking for participants now, as of the sponsor's last update on 25 Nov 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 10 sites in China, United States. 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 combined phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

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

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

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

Contact Rongguo Qiu (010-56315388, Rqiu2001@yahoo.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Safety and tolerability of UTD2 and capecitabine in combination with oxaliplatin in Phase II (time frame: From Day 1 to Day 21). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 25 Nov 2025.

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