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Search / Trial NCT03686124

ACTengine® IMA203/IMA203CD8 as Monotherapy or in Combination With Nivolumab in Recurrent and/or Refractory Solid Tumors

Launched by IMMATICS US, INC. · Sep 25, 2018

Trial Information

Current as of June 26, 2025

Recruiting

Keywords

T Cell Therapy Immunotherapy Melanoma (Skin) Melanoma, Uveal Ovarian Carcinoma Uterine Carcinoma Uterine Carcinosarcoma Immatics

ClinConnect Summary

This clinical trial, called ACTengine® IMA203/IMA203CD8, is researching a new treatment for adults with solid tumors that are difficult to treat, specifically those that keep coming back or have not responded to other therapies. The study is looking at a product called IMA203/IMA203CD8, which may be used alone or together with another drug called nivolumab. The main goal is to find out if these treatments are safe and well-tolerated by patients.

To be eligible for this trial, participants must have a specific type of solid tumor and have already tried all available standard treatments or not be eligible for them. Candidates should have a good performance status, meaning they are relatively healthy and active, and their tumors must express a specific antigen (a substance that triggers an immune response). Participants can expect to undergo some tests and procedures to ensure they meet the criteria before starting treatment, and they will need to follow specific guidelines regarding contraception if they are of childbearing potential. This trial is currently recruiting participants, so if you or someone you know is interested, it may be worth discussing with a healthcare provider.

Gender

ALL

Eligibility criteria

  • Inclusion Criteria:
  • Patients must have recurrent/progressing and/or refractory solid tumors and must have received or not be eligible for all available indicated standard of care treatment.
  • Eastern Cooperative Oncology Group (ECOG) performance status 0-1
  • HLA-A\*02:01 positive
  • Measurable disease according to RECIST 1.1
  • Adequate selected organ function per protocol
  • Patient's tumor must express tumor antigen by "IMADetect® RT-qPCR
  • Life expectancy more than 5 months
  • Female patient of childbearing potential must use adequate contraception prior to study entry until 12 months after the infusion of IMA203/IMA203CD8
  • Male patient must agree to use effective contraception or be abstinent while on study and for 6 months after the infusion of IMA203/IMA203CD8
  • The patient must have recovered from any side effects of prior therapy to Grade 1 or lower prior to lymphodepletion.
  • Exclusion Criteria:
  • History of other malignancies (except for adequately treated basal or squamous cell carcinoma or carcinoma in situ) within the last 3 years
  • Pregnant or breastfeeding
  • Serious autoimmune disease Note: At the discretion of the investigator, these patients may be included if their disease is well controlled without the use of immunosuppressive agents.
  • History of cardiac conditions as per protocol
  • Prior stem cell transplantation or solid organ transplantation
  • Concurrent severe and/or uncontrolled medical disease that could compromise participation in the study
  • History of or current immunodeficiency disease or prior treatment compromising immune function at the discretion of the treating physician
  • Positive for HIV infection or with active hepatitis B virus (HBV) or active hepatitis C virus (HCV) infection.
  • Patients with LDH greater than 2.0-fold ULN.
  • Any condition contraindicating leukapheresis, lymphodepletion, low-dose IL-2, and/or IMA203/IMA203CD8 treatment
  • Patients with active brain metastases
  • Concurrent treatment in another clinical trial.
  • For nivolumab treatment, patients must not have a history of severe immune-related toxicities, defined as any Grade 3 or 4 toxicities related to prior PD1/PD-L1 inhibitor therapy (e.g., atezolizumab, pembrolizumab or nivolumab etc.).
  • Other protocol defined inclusion/exclusion criteria could apply

About Immatics Us, Inc.

Immatics US, Inc. is a leading biotechnology company focused on the development of innovative immunotherapies for cancer treatment. Leveraging its proprietary technology platforms, Immatics is dedicated to harnessing the power of the immune system to target and eliminate tumor cells. The company is committed to advancing its robust pipeline of product candidates through rigorous clinical trials, with an emphasis on precision medicine and patient-centered approaches. By collaborating with academic institutions and industry partners, Immatics aims to deliver transformative therapies that improve outcomes for patients with various forms of cancer.

Locations

New York, New York, United States

Philadelphia, Pennsylvania, United States

Pittsburgh, Pennsylvania, United States

Hamburg, , Germany

Houston, Texas, United States

Boston, Massachusetts, United States

Pittsburgh, Pennsylvania, United States

Miami, Florida, United States

Munich, Bavaria, Germany

Würzburg, Bavaria, Germany

Mainz, Rhineland Palatinate, Germany

Regensburg, Bavaria, Germany

Bonn, North Rhine Westphalia, Germany

Dresden, Saxony, Germany

Berlin, , Germany

Heidelberg, Baden Württemberg, Germany

Heidelberg, , Germany

Patients applied

0 patients applied

Trial Officials

Cedrik Britten, M.D.

Study Director

Immatics US, Inc.

Timeline

First submit

Trial launched

Trial updated

Estimated completion

Not reported

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