E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Patients with metastatic/unresectable tumors of interest which include NSCLC, esophageal carcinoma, gastric carcinoma, HNSCC, urothelial carcinoma, ovarian carcinoma and synovial sarcoma |
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E.1.1.1 | Medical condition in easily understood language |
Patients with advanced non-small cell lung cancer, head and neck cancer, esophageal cancer, gastric, bladder cancer (also called urothelial cancer), ovarian cancer and synovial sarcoma |
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E.1.1.2 | Therapeutic area | Diseases [C] - Cancer [C04] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 21.0 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10062006 |
E.1.2 | Term | HLA marker study |
E.1.2 | System Organ Class | 10022891 - Investigations |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 21.0 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10030155 |
E.1.2 | Term | Oesophageal carcinoma |
E.1.2 | System Organ Class | 10029104 - Neoplasms benign, malignant and unspecified (incl cysts and polyps) |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.1 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10017770 |
E.1.2 | Term | Gastric carcinoma |
E.1.2 | System Organ Class | 10029104 - Neoplasms benign, malignant and unspecified (incl cysts and polyps) |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.0 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10064467 |
E.1.2 | Term | Urothelial carcinoma |
E.1.2 | System Organ Class | 10029104 - Neoplasms benign, malignant and unspecified (incl cysts and polyps) |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 21.1 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10033131 |
E.1.2 | Term | Ovarian carcinoma |
E.1.2 | System Organ Class | 10029104 - Neoplasms benign, malignant and unspecified (incl cysts and polyps) |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.0 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10042863 |
E.1.2 | Term | Synovial sarcoma |
E.1.2 | System Organ Class | 10029104 - Neoplasms benign, malignant and unspecified (incl cysts and polyps) |
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E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
Phase I: To identify the MTD and/or RP2D of IMC-C103C as a single agent administered Q1W (Arm A1) and administered Q1W in combination with Q3W atezolizumab (Arm A2). Phase II: To assess the preliminary anti-tumor activity of IMC C103C in one or more selected indications, as a single agent administered Q1W (Arm B1) and administered Q1W in combination with Q3W atezolizumab (Arm B2). |
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E.2.2 | Secondary objectives of the trial |
- Phase II: To assess the safety and tolerability of IMC-C103C as a single agent administered Q1W (Arm A1) and administered Q1W in combination with Q3W atezolizumab (Arm A2) - To assess the preliminary anti-tumor activity of IMC C103C in one or more selected indications, as a single agent administered Q1W (Arm B1) and administered Q1W in combination with Q3W atezolizumab (Arm B2) - To characterize the PK profile of IMC-C103C as monotherapy and in combination with atezolizumab - Arms A2 and B2: To characterize the PK profile of atezolizumab in combination with IMC-C103C - To evaluate the preliminary incidence of anti IMC C103C antibody formation following multiple infusions of IMC-C103C as a monotherapy and in combination with atezolizumab - Arms A2 and B2: To evaluate the preliminary incidence of anti atezolizumab antibody formation following multiple infusions IMC-C103C in combination with atezolizumab - To determine pharmacodynamic changes following treatment with IMC-C103C |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1. Age ≥ 18 years at time of informed consent 2. Ability to understand and provide written informed consent prior to undergoing any study procedures 3. Life expectancy of at least 3 months as estimated by the Investigator 4. Eastern Cooperative Oncology Group (ECOG) status of 0 or 1 at start of treatment 5. HLA-A*02:01 positive (testing by central laboratory) 6. MAGE-A4-positive tumor , defined as follows: a. Documentation of a histologically confirmed diagnosis of a tumor type in which MAGE-A4 expression is detectable in >70% of tumors (eg, serous ovarian carcinoma or synovial sarcoma). Note that the availability of an adequate tumor biopsy (as defined in the study Laboratory Manual) for retrospective MAGE-A4 testing must be confirmed during Screening b. For tumor types in which MAGE-A4 expression is detectable in ≤ 70% of tumors (eg, NSCLC, esophageal, gastric, HNSCC, or urothelial carcinoma) and tumor types for which the frequency of MAGE-A4 expression is unknown, tumor MAGE-A4 expression must be documented based on testing by the study central laboratory 7. Patients enrolling in biomarker backfill cohorts must have disease that is amenable to biopsy and consent to undergo biopsies during Screening and on treatment 8. Patients who are enrolling in Phase 1 may have either measurable or only non-measurable disease, and patients who are enrolling in Phase 2 must have measurable disease, according to RECIST v1.1 a. A previously irradiated lesion may be followed as a target lesion only if there was documented progression of the lesion following completion of radiotherapy b. A lesion that will be biopsied on study may be followed as a target lesion only if it is > 2 cm in diameter and the biopsy will not significantly impact its diameter 9. Patients with metastatic/unresectable solid tumors are eligible. Patients must meet the indication-specific histology and biomarker testing requirements specified in the protocol 10. There is no maximum limit on the number of prior therapies. Patients must be relapsed from, refractory to, or intolerant of all therapies listed in the protocol for their indication and study phase. These therapies must have been given for unresectable / metastatic disease or given in the adjuvant setting if disease progression occurred during or within 6 months of completing adjuvant therapy 11. Male and female patients who are sexually active with a nonsterilized partner must agree to use highly effective methods of birth control from the trial screening date until 6 months after the final dose of the investigational product; cessation of birth control after this point should be discussed with a responsible physician. Highly effective methods of contraception are described in Section 6.4.4. • Pregnant or lactating women are prohibited from enrolling • Male patients are not allowed to donate sperm from the time of enrolment until 6 months post-administration of study drugs
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E.4 | Principal exclusion criteria |
1. Presence of untreated or symptomatic central nervous system (CNS) metastases, leptomeningeal disease, or cord compression NOTE: patients with treated CNS lesions may enroll provided ALL the following apply: • Treated CNS lesions must be radiographically stable for ≥ 2 weeks after intervention (surgery and/or radiation) • Patients must be neurologically stable and off systemic corticosteroids for ≥ 2 weeks prior to the planned first dose of study treatment 2. Bowel obstruction within 3 months prior to the planned first dose of study treatment 3. Ongoing ascites or pleural effusion requiring recurrent paracentesis (ie, at least twice within 28 days prior to the planned first dose of study treatment) 4. Presence of NCI CTCAE ≥ Grade 2 toxicity due to prior cancer therapy (excepting Grade 2 alopecia, Grade 2 stable peripheral neuropathy, Grade 2 endocrine disorder [on stable replacement doses], Grade 2 hypophosphatemia [on appropriate replacement therapy], and Grade 2 ototoxicity) 5. Patients enrolling in Arm A2 or Arm B2 with prior immunotherapy exposure must not have experienced immune-mediated AE (imAE) meeting any of the following criteria: • Grade 4 imAE • imAE resulting in the discontinuation of any prior single-agent immunotherapy •imAE that did not resolve with initial immunosuppressive intervention (eg, corticosteroids, infliximab, mycophenolate mofetil) • imAE that recurred upon rechallenge • Any neurological or ocular imAE • Pneumonitis that required oral or IV steroids 6. Receipt of anti-cancer therapy for the disease under study within the following times prior to the first planned dose of study drug: • Cellular therapies (eg, CAR-T): 90 days. Please refer to the NOTE added in the clinical study protocol for this exclusion criteria. • CTLA-4 targeted immunotherapies (eg, ipilimumab):28 days • HER2-targeted antibodies (eg, trastuzumab):28 days •All other immunotherapies (eg, atezolizumab, pembrolizumab): 21 days • All other systemic therapies: 14 days • Radiotherapy: 14 days (excepting palliative radiotherapy to a limited field, which is permitted at any time) 7. Patient with an out-of-range Screening laboratory values defined as shown below • Creatinine clearance (calculated using Cockcroft-Gault formula, or measured) < 40 mL/min • Total bilirubin > 1.5 × ULN (patients with Gilbert's syndrome are excluded if total bilirubin > 3.0 x ULN or direct bilirubin > 1.5 × ULN) • ALT > 3 × ULN • AST > 3 × ULN • Absolute neutrophil count < 1.0 × 109/L • Absolute lymphocyte count < 0.5 × 109/L • Platelet count < 75 × 109/L • Hemoglobin < 8 g/dL 8. Evidence of active pneumonitis at Screening by chest imaging or the ongoing requirement for intermittent or continuous supplemental oxygen 9. Clinically significant cardiac disease or impaired cardiac function, including any of the following: • Uncontrolled hypertension (consistent findings of systolic blood pressure [BP] > 160 mmHg or diastolic BP > 110 mmHg as defined in the protocol •History of ventricular arrhythmia currently requiring medical treatment or uncontrolled atrial fibrillation • Ejection fraction < 50% on Screening echocardiogram • QTcF > 470 msec on Screening ECGs or known history of congenital prolonged QT syndrome • Cardiac troponin T > ULN at Screening • Acute myocardial infarction or unstable angina pectoris ≤ 6 months prior to Screening 10. Active autoimmune disease requiring treatment, including inflammatory bowel disease (ulcerative colitis or Crohn's disease), within five years of Screening 11. Systemic treatment with an immunosuppressive drug within 2 weeks of the planned first dose of study drug, with the exceptions listed in the protocol 12. Patients with prior solid organ or bone marrow transplant 13. Chronic viral infections as indicated below • Known history of HIV infection • HBV infection, unless on stable anti-viral therapy for > 4 weeks prior to the planned first dose of study drug and viral load confirmed as undetectable during Screening • HCV infection. History of HCV is not exclusionary if the patient has received curative treatment and viral load was confirmed as undetectable during Screening 14. History of malignant disease other than those being treated in this study. See protocol for additional details which malignancies are allowed 15. Pregnant, likely to become pregnant, or lactating (where pregnancy is defined as the state of a female after conception and until the termination of gestation) 16. Any medical condition that is poorly controlled or that would, in the Investigator's or Sponsor's judgement, prevent the patient's participation in the clinical study due to safety concerns, compliance with clinical study procedures, or interpretation of study results 17. Patients requiring systemic antibiotics (IV or oral) for infection within 2 weeks prior to the planned first dose of study treatment Please refer to the protocol for full list of the exclusion criteria |
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E.5 End points |
E.5.1 | Primary end point(s) |
Phase I: - Incidence of dose-limiting toxicities (DLT) - Incidence and severity of AE and SAE - Changes in safety laboratory parameters, vital signs, and electrocardiogram (QTcF) - Dose interruptions, reductions, and discontinuations
Phase II: Best overall response as determined by RECIST v1.1
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
DLT: The DLT observation period is 21 days for fixed-dose regimens, 28 days for 1-step escalation, and 35 days for 2-step escalation.
Tumor responses will be determined per local investigators assessment, according to RECIST v1.1. Individual lesion measurements and objective response assessments will be listed by patient and assessment date. Best overall response per RECIST v1.1 will be listed and tabulated. Best overall change in tumor size for individual patients will be shown in waterfall plots.
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E.5.2 | Secondary end point(s) |
- Phase II: Incidence and severity of AE and SAE, - Changes in safety laboratory parameters, vital signs, and electrocardiogram (QTcF) - Dose interruptions, reductions, and discontinuations - Phase I: BOR, PFS, and DOR by RECIST v1.1; OS - Phase II: PFS and DOR by RECIST v1.1; OS - IMC-C103C serum PK parameters (eg, AUC, Cmax, Tmax, t1/2) after single and multiple doses - Arms A2 and B2: Atezolizumab serum PK parameters (eg, AUC, Cmax, Tmax, t1/2) after single and multiple doses - Incidence of anti-IMC-C103C antibody formation and its impact on PK - Arms A2 and B2: Incidence of anti-atezolizumab antibody formation and its impact on PK - Changes in lymphocyte counts over time - Changes in serum cytokines over time |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Tumor responses will be determined per local investigators assessment, according to RECIST v1.1. Individual lesion measurements and objective response assessments will be listed by patient and assessment date. Best overall response per RECIST v1.1 will be listed and tabulated. Best overall change in tumor size for individual patients will be shown in waterfall plots.
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | Yes |
E.6.7 | Pharmacodynamic | Yes |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | Yes |
E.6.10 | Pharmacogenetic | Yes |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | Yes |
E.7.1.1 | First administration to humans | Yes |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | No |
E.8.1.1 | Randomised | No |
E.8.1.2 | Open | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
E.8.1.5 | Parallel group | No |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| No |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.4.1 | Number of sites anticipated in Member State concerned | 5 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 7 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | Yes |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned |
Spain |
United Kingdom |
United States |
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E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 3 |
E.8.9.1 | In the Member State concerned months | 6 |
E.8.9.1 | In the Member State concerned days | 8 |
E.8.9.2 | In all countries concerned by the trial years | 4 |
E.8.9.2 | In all countries concerned by the trial months | 0 |
E.8.9.2 | In all countries concerned by the trial days | 1 |