E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated | |
E.1.1.1 | Medical condition in easily understood language |
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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 | LLT |
E.1.2 | Classification code | 10033606 |
E.1.2 | Term | Pancreatic cancer non-resectable |
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 | 10033605 |
E.1.2 | Term | Pancreatic cancer metastatic |
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 | 10065147 |
E.1.2 | Term | Malignant solid tumor |
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 | 21.0 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10061451 |
E.1.2 | Term | Colorectal cancer |
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 | 10039494 |
E.1.2 | Term | Sarcoma NOS |
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 | SOC |
E.1.2 | Classification code | 10029104 |
E.1.2 | Term | Neoplasms benign, malignant and unspecified (incl cysts and polyps) |
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 |
To investigate the antitumor activity of durvalumab when prescribed with tazemetostat independently for 4 populations of participants |
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E.2.2 | Secondary objectives of the trial |
To evaluate the antitumor activity of durvalumab when prescribed with tazemetostat in terms of additional endpoints
To evaluate the safety profile of durvalumab when prescribed with tazemetostat.
To perform pharmacodynamics / mechanisms of action biomarker analysis
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1. Histology: histologically confirmed pancreatic cancer (cohort A), non MSI-H or MMR-deficient colorectal cancer (cohort B), solid tumor with positive IFNG gene expression signature and/or tertiary lymphoid structure positive (cohort C), soft-tissue sarcomas (Cohort D). Other solid tumor types may be included through future amendment of the current version of the study protocol.
2. For cohort C, availability of archived FFPE (Formalin-Fixed Paraffin-Embedded) tumor tissue sample for IFNG gene expression assessment and/or dertermination of the presence of tertiary lymphoid structure,
3. Advanced disease defined as metastatic or unresectable locally advanced disease,
4. Age ≥ 18 years,
5. ECOG, Performance status ≤ 1,
6. Measurable disease according to RECIST
7. Life expectancy > 3 months,
8. Participants must have advanced disease and must not be a candidate for other approved therapeutic regimen known to provide significant clinical benefit based on investigator judgment,
9. Adequate hematological, renal, metabolic and hepatic functions,
10. No prior or concurrent malignant disease diagnosed or treated in the last 2 years except for adequately treated in situ carcinoma of the cervix, basal or squamous skin cell carcinoma, or in situ transitional bladder cell carcinoma,
11. At least three weeks since last chemotherapy, immunotherapy or any other pharmacological treatment and/or radiotherapy,
12. Recovery to grade ≤ 1 from any adverse event (AE) derived from previous treatment, excluding alopecia of any grade and non-painful peripheral neuropathy grade ≤ 2 (according to the National Cancer Institute Common Terminology Criteria for Adverse Event - NCI-CTCAE, v5),
13. Women of childbearing potential must have a negative serum pregnancy test within 7 days prior to inclusion. Note that pregnancy test must be repeated within 72 hours prior to receiving the first dose of study medication,
14. Both women and men must agree to use a highly effective method of contraception throughout the treatment period and for six months after discontinuation of treatment. Acceptable methods for contraception are described in protocol,
15. Voluntary signed and dated written informed consents prior to any specific study procedure,
16. Participants with a social security in compliance with the French law |
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E.4 | Principal exclusion criteria |
1. Previous treatment with durvalumab or tazemetostat,
2. Has received prior therapy with an anti-PD-1, anti-PD-L1, anti-PD-L2, anti-CD137, or anti-Cytotoxic T-lymphocyte-associated antigen-4 (CTLA-4) antibody (including ipilimumab or any other antibody or drug specifically targeting T-cell co-stimulation or checkpoint pathways),
3. EGFR/ALK/ROS mutated NSCLC,
4. Evidence of progressive or symptomatic central nervous system (CNS) or leptomeningeal metastases,
5. Participation to a study involving a medical or therapeutic intervention in the last 30 days,
6. Previous enrolment in the present study,
7. Participant unable to follow and comply with the study procedures because of any geographical, familial, social or psychological reasons,
8. Known hypersensitivity to any involved study drug or of its formulation components,
9. Active autoimmune disease that might deteriorate when receiving an immunostimulatory agent:
a.Subjects with diabetes type I, vitiligo, psoriasis, hypo- or hyperthyroid disease not requiring immunosuppressive treatment are eligible
b. Subjects requiring hormone replacement with corticosteroids are eligible if the steroids are administered only for the purpose of hormonal replacement and at doses ≤ 10 mg or 10 mg equivalent prednisone per day
c. Administration of steroids through a route known to result in a minimal systemic exposure (topical, intranasal, intro-ocular, or inhalation) are acceptable,
10. Has a diagnosis of immunodeficiency or is receiving systemic steroid therapy or any other form of immunosuppressive therapy within 14 days prior to the first dose of trial treatment,
11. History of idiopathic pulmonary fibrosis (including pneumonitis), drug-induced pneumonitis, organizing pneumonia, or evidence of active pneumonitis on screening chest CT scan or interstitial lung disease with ongoing signs and symptoms at inclusion. History of radiation pneumonitis in the radiation field (fibrosis) is permitted,
12. Has known active tuberculosis, hepatitis B or hepatitis C,
13. Has a known history of Human Immunodeficiency Virus (HIV) (HIV1/2 antibodies) or known acquired immunodeficiency syndrome (AIDS),
14. Persistent proteinuria > 3.5 g/24 hours measured by urine protein-creatinine ratio from a random urine sample (≥ Grade 3, NCI-CTCAE v5),
15. Major surgical procedure or significant traumatic injury within 28 days before inclusion,
16. Non-healing wound, non-healing ulcer, or non-healing bone fracture,
17. Participants with evidence or history of any bleeding diathesis, irrespective of severity,
18. Any hemorrhage or bleeding event ≥ CTCAE Grade 3 within 4 weeks prior to inclusion,
19.Arterial or venous thrombotic or embolic events such as cerebrovascular accident (including transient ischemic attacks), deep vein thrombosis or pulmonary embolism within 6 months before inclusion (except for adequately treated catheter-related venous thrombosis occurring more than one month before inclusion),
20. Ongoing infection > Grade 2 as per NCI CTCAE v5,
21. Uncontrolled hypertension (Systolic blood pressure > 140 mmHg or diastolic pressure > 90 mmHg) despite optimal medical management,
22. Congestive heart failure ≥ New York Heart Association (NHYA) class 2,
23. Unstable angina (angina symptoms at rest), new-onset angina (begun within the last 3 months),
24. Myocardial infarction less than 6 months before inclusion,
25. Uncontrolled cardiac arrhythmias,
26. Pregnant or breast-feeding participants,
27. Individuals deprived of liberty or placed under legal guardianship,
28. Prior organ transplantation, including allogeneic stem cell transplantation,
29. Known alcohol or drug abuse,
30. Participants with any condition that impairs their ability to swallow and retain tablets,
31. Other severe acute or chronic medical conditions including immune inflammatory bowel disease, immune pneumonitis, pulmonary fibrosis or psychiatric conditions including recent (within the past year) or active suicidal ideation or behavior; or laboratory abnormalities that may increase the risk associated with study participation or study treatment administration or may interfere with the interpretation of study results and, in the judgment of the investigator, would make the participant inappropriate for entry into this study,
32. Participant with anti-Vitamine K oral anticoagulation therapy,
33. Suspected or known intraabdominal fistula,
34. Screening QTc interval > 480 msec is excluded (corrected by Fredericia or Bazett formula). In the event that a single QTc is > 480 msec, the subject may enroll if the average QTc for the 3 ECGs is < 480 msec,
35. Has received a live vaccine within 30 days prior to the first dose of trial treatment. Note: the killed virus vaccines used for seasonal influenza vaccines for injection are allowed; however intranasal influenza vaccines (e.g., FluMistR) are live attenuated vaccines and are not allowed |
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E.5 End points |
E.5.1 | Primary end point(s) |
•Participants with pancreatic cancer [Cohort A]: Disease control rate within 24 weeks of treatment onset is defined as the proportion of participants with confirmed complete response (CR), unconfirmed complete response (CRu), confirmed partial response (PR), unconfirmed partial response (PRu) or stable disease (SD), as per RECIST v1.1 criteria, observed within 24 weeks of treatment onset (while treated with the investigational product)
•Participants with pancreatic cancer [Cohort B]: Disease control rate within 24 weeks of treatment onset is defined as the proportion of participants with confirmed complete response (CR), unconfirmed complete response (CRu), confirmed partial response (PR), unconfirmed partial response (PRu) or stable disease (SD), as per RECIST v1.1 criteria, observed within 24 weeks of treatment onset (while treated with the investigational product).
•Participants with metastatic solid tumors with positive interferon gamma signature and/or tertiary lymphoid structure positive [Cohort C]: Objective response rate within 24 weeks of treatment onset is defined as the proportion of participants with confirmed complete response (CR), unconfirmed complete response (CRu), confirmed partial response (PR) or unconfirmed partial response (PRu), as per RECIST v1.1 criteria, observed within 24 weeks of treatment onset (while treated with the investigational product).
•Participants with soft-tissue sarcomas [Cohort D] : 6-month progression-free rate is defined as the proportion of participants with confirmed complete response (CR), unconfirmed complete response (CRu), confirmed partial response (PR) or unconfirmed partial response (PRu) or stable disease (SD) more than 24 weeks as per RECIST v1.1 criteria, observed within 6 months following treatment onset |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
•Participants with pancreatic cancer [Cohort A]: within 24 weeks of treatment onset (while treated with the investigational product).
•Participants with pancreatic cancer [Cohort B]: within 24 weeks of treatment onset (while treated with the investigational product).
•Participants with metastatic solid tumors with positive interferon gamma signature and/or tertiary lymphoid structure positive [Cohort C]: within 24 weeks of treatment onset (while treated with the investigational product).
•Participants with soft-tissue sarcomas [Cohort D]: within 6 months after treatment onset. |
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E.5.2 | Secondary end point(s) |
•6-month objective response rate.
•Best overall response under treatment
•Growth modulation index.
•Progression-free survival.
•Overall survival.
•Safety profile
•Analysis of biomarkers |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
within 24 weeks of treatment onset (while treated with the investigational product)
During treatment period, an average of 6 months
During treatment period, an average of 6 months
6 months and 1 year after treatment onset
1 year after treatment onset
During treatment period, an average of 6 months
Different timepoints: before treatment onset, after 3 weeks of treatment, after 6 weeks of treatment and at the end of treatment |
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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 | No |
E.6.7 | Pharmacodynamic | Yes |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | Yes |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
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 | No |
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.8.3 |
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 | 3 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 1 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.7 | Trial has a data monitoring committee | Yes |
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 | |
E.8.9.1 | In the Member State concerned months | 30 |
E.8.9.1 | In the Member State concerned days | |
E.8.9.2 | In all countries concerned by the trial months | 30 |