NCT04900818

Brief Summary

This is an open label, multi-center, multiple dose Phase 1 study to evaluate the safety, tolerability, MTD PK, and PD of TJ033721 (givastomig) in subjects with advanced or metastatic solid tumors.

Trial Health

80
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
330

participants targeted

Target at P75+ for phase_1

Timeline
19mo left

Started Jun 2021

Longer than P75 for phase_1

Geographic Reach
2 countries

21 active sites

Status
recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress76%
Jun 2021Dec 2027

First Submitted

Initial submission to the registry

May 20, 2021

Completed
5 days until next milestone

First Posted

Study publicly available on registry

May 25, 2021

Completed
1 month until next milestone

Study Start

First participant enrolled

June 29, 2021

Completed
5.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2026

Expected
1 year until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2027

Last Updated

March 5, 2026

Status Verified

March 1, 2026

Enrollment Period

5.4 years

First QC Date

May 20, 2021

Last Update Submit

March 3, 2026

Conditions

Outcome Measures

Primary Outcomes (3)

  • Dose-limiting toxicities (DLTs)

    28 days

  • Incidence and severity of AEs

    The CTCAE criteria will be used to assess adverse events on this trial.

    Up to 100 days post last dose

  • Maximum tolerated or administered dose (MTD, MAD)

    Based on DLT definitions

    28 Days

Secondary Outcomes (5)

  • Pharmacokinetic (PK) Parameters: AUC∞

    Up to 100 days post last dose

  • Pharmacokinetic (PK) Parameters: AUCt

    up to 100 days post last dose

  • Pharmacokinetic (PK) Parameters: Cmax

    up to 100 days post last dose

  • Pharmacokinetic Parameters: Tmax

    up to 100 days post last dose

  • Pharmacokinetic Parameters: T1/2

    up to 100 days post last dose

Study Arms (4)

TJ033721 (givastomig)

EXPERIMENTAL

Dose Escalation: TJ033721 will be administered at up to 8 dose levels (0.1, 0.3, 1, 3, 5, 8, 12 and 15 mg/kg) bi weekly (Q2W) and 1 dose level (18 mg/kg) every 3 weeks (Q3W) During dose expansion, TJ033721 will be administered Q2W, starting at the RP2D or MTD in dose escalation.

Drug: TJ033721 (givastomig)

TJ033721 (givastomig) in combination with nivolumab and chemotherapy

EXPERIMENTAL

TJ033721 will be administered in combination with nivolumab and chemotherapy

Drug: TJ033721 (givastomig) , nivolumab, chemotherapy

TJ033721 (givastomig) in combination chemotherapy

EXPERIMENTAL

TJ033721 (givastomig) will be administered in combination chemotherapy

Drug: TJ033721 (givastomig), chemotherapy

TJ033721 (givastomig) in combination with durvalumab and chemotherapy

EXPERIMENTAL

TJ033721 (givastomig) will be administered in combination with durvalumab and chemotherapy

Drug: TJ033721 (givastomig), durvalumab, chemotherapy

Interventions

Tetravalent IgG(H)-scFv fusion-type of bi-specific antibody (BsAb), nivolumab, chemotherapy

TJ033721 (givastomig) in combination with nivolumab and chemotherapy

Tetravalent IgG(H)-scFv fusion-type of bi-specific antibody (BsAb)

TJ033721 (givastomig)

Tetravalent IgG(H)-scFv fusion-type of bi-specific antibody (BsAb), chemotherapy

TJ033721 (givastomig) in combination chemotherapy

Tetravalent IgG(H)-scFv fusion-type of bi-specific antibody (BsAb), durvalumab, chemotherapy

TJ033721 (givastomig) in combination with durvalumab and chemotherapy

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Part 1 - Monotherapy Subjects with advanced or metastatic solid tumor in subjects whose disease has progressed despite standard therapy, or who has no further standard therapy, or who is unsuitable for available standard treatment options.
  • Part 2 - Combination Therapy Subjects with treatment naïve locally advanced, unresectable or metastatic gastric, GEJ, esophageal adenocarcinoma;
  • Part 3: Combination Therapy Subjects with unresectable, locally advanced or metastatic histologically confirmed pancreatic adenocarcinoma;
  • Part 4: Combination Therapy Subjects with unresectable, locally advanced or metastatic histologically confirmed biliary tract cancer.
  • Eastern Cooperative Oncology Group (ECOG) performance status 0 or 1 with adequate organ function
  • Have known PD-L1 status with prior testing by immunohistochemistry and a corresponding combined positive score (CPS)
  • For dose expansion and Part 2, Part 3, Part 4 Combination subjects:
  • Must have CLDN18.2-positive tumor expression

You may not qualify if:

  • Prior exposure to CLDN18.2 -targeted therapy
  • Prior exposure to 4-1BB agonists
  • Second malignancy within the last 3 years with the exception of cutaneous squamous cell carcinoma or cutaneous basal cell carcinoma or cervical carcinoma in situ
  • Known active or chronic Hepatitis B or Hepatitis C, other hepatitides
  • Unstable/active ulcer or digestive tract bleeding within 6 weeks
  • Active autoimmune disease requiring systemic treatment within the past 2 years
  • Active interstitial lung disease (ILD) or pneumonitis or a history of ILD or pneumonitis requiring treatment
  • Known active CNS metastases and/or carcinomatous meningitis. Subjects with previously treated brain metastases may participate provided they are clinically stable and without requirement of steroid treatment for at least 14 days prior to first dose of study treatment;
  • New York Heart Association (NYHA) Class 3 or 4 congestive heart failure, severe/unstable angina, myocardial infarction (MI), symptomatic congestive heart failure, cerebrovascular accident, transient ischemic attack (TIA), arterial embolism, percutaneous transluminal coronary angioplasty (PTCA), or coronary artery bypass grafting (CABG) in the previous 6 months
  • Diagnosis of immunodeficiency such as known active HIV
  • Any active infection requiring parenteral treatment
  • For Part 2, 3, 4 Combination subjects:
  • Prior treatment with anti-PD-1 or PD-L1 agent

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (21)

Stern Center for Cancer Clinical Trials and Research

Orange, California, 92868, United States

RECRUITING

UCHealth Cancer Care - Anschutz Medical Campus

Aurora, Colorado, 80045, United States

RECRUITING

Horizon Oncology Research, LLC.

Layfayette, Indiana, 47905, United States

COMPLETED

Mass General Hospital

Boston, Massachusetts, 02114, United States

RECRUITING

Rutgers Cancer Institute of New Jersey

New Brunswick, New Jersey, 08901, United States

COMPLETED

NYU Langone

New York, New York, 10016, United States

RECRUITING

Memorial Sloan Kettering Cancer Center

New York, New York, 10065, United States

RECRUITING

Carolina BioOncology Institute

Huntersville, North Carolina, 28078, United States

COMPLETED

Vanderbilt-Ingram Cancer Center

Nashville, Tennessee, 37232, United States

COMPLETED

Mary Crowley Cancer Research

Dallas, Texas, 75230, United States

COMPLETED

UW Carbone Cancer Center

Madison, Wisconsin, 53705, United States

RECRUITING

The Second Hospital of Anhui Medical University

Hefei, Anhui, 230601, China

WITHDRAWN

Beijing Cancer Hospital

Beijing, Beijing Municipality, 100142, China

RECRUITING

Sixth Affiliated Hospital, Sun Yat-sen University

Guangzhou, Guangdong, 510655, China

ACTIVE NOT RECRUITING

HARBIN Medical University Cancer Hospital

Harbin, Heilongjiang, 150086, China

COMPLETED

Henan Cancer Hospital

Zhengzhou, Henan, 45003, China

COMPLETED

Hubei Cancer Hospital

Wuhan, Hubei, 430079, China

COMPLETED

The First Hospital of China Medical University

Shenyang, Liaoning, 110499, China

COMPLETED

Zhongshan Hospital, Fudan University

Shanghai, Shanghai Municipality, 200032, China

COMPLETED

Tianjin Medical University Cancer Institute and Hospital

Tianjin, Tianjin Municipality, 300060, China

COMPLETED

Sir Run Run Shaw Hospital, Zhejiang University School of Medicine

Hangzhou, Zhejiang, 3110020, China

COMPLETED

MeSH Terms

Conditions

Neoplasm MetastasisStomach NeoplasmsAdenocarcinoma Of EsophagusBiliary Tract Neoplasms

Interventions

NivolumabDrug Therapydurvalumab

Condition Hierarchy (Ancestors)

Neoplastic ProcessesNeoplasmsPathologic ProcessesPathological Conditions, Signs and SymptomsGastrointestinal NeoplasmsDigestive System NeoplasmsNeoplasms by SiteDigestive System DiseasesGastrointestinal DiseasesStomach DiseasesBiliary Tract Diseases

Intervention Hierarchy (Ancestors)

Antibodies, Monoclonal, HumanizedAntibodies, MonoclonalAntibodiesImmunoglobulinsImmunoproteinsBlood ProteinsProteinsAmino Acids, Peptides, and ProteinsSerum GlobulinsGlobulinsTherapeutics

Central Study Contacts

Clinical Development

CONTACT

Study Design

Study Type
interventional
Phase
phase 1
Allocation
NON RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, CARE PROVIDER
Purpose
TREATMENT
Intervention Model
SEQUENTIAL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

May 20, 2021

First Posted

May 25, 2021

Study Start

June 29, 2021

Primary Completion (Estimated)

December 1, 2026

Study Completion (Estimated)

December 1, 2027

Last Updated

March 5, 2026

Record last verified: 2026-03

Data Sharing

IPD Sharing
Will not share

Locations