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Utidelone

Phase 2/3

Gastric or Gastroesophageal Junction Adenocarcinoma | Small Molecules | Oncology |Biostar Pharmaceuticals, Inc.|Trials Updated: Apr 3, 2026

Utidelone development status

Highest phase Phase 2/3
Registered trials 4 across 3 sponsors since Sep 2021

Utidelone target and mechanism

ModalitySmall Molecules

Also known as utidelone injection, Utidelone Capsule

Success Probability

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Market & Valuation

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Trial Design

RandomizedACTIVE_CONTROLLEDBiomarker
Total Trials5
Total Enrollment1,102

FDA Designations

No designations recorded

Utidelone clinical trials

Utidelone · 5 trials · 8 indications

Phase 2/3 1Phase 2 4
NCT06841679Utidelone Capsule Combined With Fluoropyrimidine- and Platinum-containing Therapy in First-line Treatment of Patients With Gastric or Gastroesophageal Junction AdenocarcinomaGastric or Gastroesophageal Junction Adenocarcinoma
RECRUITING778 Analytics
PHASE2/PHASE3RECRUITING
Utidelone Capsule Combined With Fluoropyrimidine- and Platinum-containing Therapy in First-line Treatment of Patients With Gastric or Gastroesophageal Junction Adenocarcinoma
Gastric or Gastroesophageal Junction AdenocarcinomaUnlock trial analytics

Study Endpoints

Primary Endpoints

Safety and tolerability of UTD2 and capecitabine in combination with oxaliplatin in Phase II
From Day 1 to Day 21

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

Overall Survival (OS)
12 months

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

Dose-limiting toxicity (DLT) and the maximum tolerated dose of the BID administration regimen
Until 21 days after the first dose of treatment
The incidence of adverse events (AE)/serious adverse events (SAE)
Until 28 days after the last dose of treatment
Objective Response Rate (ORR)according to the RECIST 1.1.
18 months
Tumor response to utidelone treatment
12 months from first study treatment

Reflected by percentage of tumor size reduction or regression, assessed by imaging techniques and expressed as Objective Response Rate (ORR) ORR is defined as the proportion of patients with a best overall response of Complete Response (CR) or Partial Response (PR) according to RECIST. 1.1.

Secondary Endpoints

Objective Response Rate (ORR)
12 months
Progression Free Survival (PFS)
12 months
Maximum (or peak) serum concentration (Cmax)
12 months
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
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 )
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 )
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 )
Arm AEXPERIMENTALUTD2 po, on d1-5, q3w (dose decided after the phase II) in combination with CAPOX
Arm BACTIVE_COMPARATORCAPOX
Cohort 2 initial groupEXPERIMENTAL -
Cohort 2 escalation groupEXPERIMENTAL -
Cohort 2 de-escalation groupEXPERIMENTAL -
Gastric cancer groupEXPERIMENTAL -
Ovarian and cholangiocarcinoma groupsEXPERIMENTAL -
Other oncology indications (including esophageal cancer, liver cancer, colorectal cancer, cervical cEXPERIMENTAL -
Squamous cell carcinoma of head and neck: Utidelone InjectionEXPERIMENTALCohort 1 Squamous cell carcinoma of head and neck. Participants will be treated with utidelone monotherapy
Esophageal cancer: Utidelone injectionEXPERIMENTALCohort 2 Esophageal cancer. Participants will be treated with utidelone monotherapy.
Stomach cancer: Utidelone injectionEXPERIMENTALCohort 3 Stomach cancer. Participants will be treated with utidelone monotherapy.
Pancreatic cancer: Utidelone InjectionEXPERIMENTALCohort4 Pancreatic cancer. Participants will be treated with Utidelone monotherapy.
Ovarian cancer: Utidelone InjectionEXPERIMENTALCohort5 Ovarian cancer. Participants will be treated with Utidelone monotherapy.
Cholangiocarcinoma: UtideloneEXPERIMENTALCohort 6 Cholangiocarcinoma. Participants will be treated with Utidelone monotherapy
Other solid tumors: Utidelone InjectionEXPERIMENTALCohort 7 Other solid tumors. Participants will be treated with Utidelone monotherapy
utideloneEXPERIMENTALUtidelone Injection: 30 mg/m2/day, IV on day 1-day 5 of each 21 day cycle, administered to enrolled patients with advanced NSCLC

Interventions

NameTypeDescription
Utidelone CapsuleDRUGUTD2 40 mg/m2/d, po, qd, day 1-5, q3w
Fluoropyrimidine- and Platinum-containing TherapyDRUGCAPOX: 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.
OxaliplatinDRUG130 mg/m2/d, iv, day1, q3w, oxaliplatin will be given up to 6 cycles
PD-1 inhibitorDRUGWhether 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.
CapecitabineDRUGCapecitabine 1700 mg/m2/d po, bid, d1-14,q3w
Utidelone capsule 75mg/m2/d QDDRUG75mg/m2/d, QD, D1-D5 for 5 consecutive days, every 21 days as a treatment cycle.
Utidelone capsule 40mg/m2/d BIDDRUG40mg/m2/d, BID, D1-D5 for 5 consecutive days, every 21 days as a treatment cycle.
Utidelone capsule 50mg/m2/d BIDDRUG50mg/m2/d, BID, D1-D5 for 5 consecutive days, every 21 days as a treatment cycle.
Utidelone capsule 35mg/m2/d BIDDRUG35mg/m2/d, BID, D1-D5 for 5 consecutive days, every 21 days as a treatment cycle.
Utidelone Capsule 60mg/m2/dDRUG60mg/m2/d, D1-D5 for 5 consecutive days, every 21 days as a treatment cycle.
Utidelone capsule 75mg/m2DRUG75mg/m2/d, D1-D5 for 5 consecutive days, every 21 days as a treatment cycle.
utidelone injectionDRUGUtidelone monotherapy 35 mg/m2/day IV transfusing over 90 min. on day 1-day 5 of each 21 day cycle
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites10

Inclusion Criteria: * Participants must meet the following criteria to be eligible for the study: 1. 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. 2. Male and female aged ≥ 18 years as of...

Countries:United StatesChina
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