E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Metastatic soft tissue sarcoma |
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E.1.1.1 | Medical condition in easily understood language |
Metastatic soft tissue 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 | 20.0 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10075333 |
E.1.2 | Term | Soft tissue 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 |
The principal objective of the trial is to assess the efficacy, in terms of PFS, of regorafenib compared to placebo as maintenance therapy in metastatic soft-tissue, non-adipocytic sarcomas experiencing stable disease or partial tumor response after 6 cycles of doxorubicin-based chemotherapy as 1st line chemotherapy |
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E.2.2 | Secondary objectives of the trial |
• To assess the efficacy of regorafenib compared to placebo in terms of overall survival, best response, and time to start subsequent line of anticancer therapy
• To assess the safety of regorafenib compared to placebo
• To assess the relative benefit/risk ratio using the Q-TWiST approach
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E.2.3 | Trial contains a sub-study | Yes |
E.2.3.1 | Full title, date and version of each sub-study and their related objectives |
Sub-study pending - will be set up once grants are obtained. The objective will be to validate the predictive value of SUMSCAN signature. |
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E.3 | Principal inclusion criteria |
1. Age ≥18 years
2. Histologically proven soft tissue sarcoma including leiomyosarcoma, synovial sarcoma and other sarcomas (confirmation of diagnosis by expert pathologist from the RRePS network)
3. Patients in partial response or stable disease after 6 cycles of doxorubicin-based first-line chemotherapy for metastatic/locally advanced soft tissue sarcoma
4. Metastatic/locally advanced disease not amenable to surgical resection with curative intent
5. Eastern Cooperative Oncology Group (ECOG) Performance Status =0 or 1
6. Measurable disease, defined as at least 1 unidimensionally measurable lesion on a CT scan as defined by RECIST 1.1.
7. Available tumor tissue for translational research program
8. Adequate bone marrow, renal, and hepatic function, as evidenced by the following tests performed within 7 days of study treatment initiation:
- Absolute neutrophil count (ANC) ≥1,500/mm3
- Platelets ≥100,000/mm3
- Hemoglobin ≥9.0 g/dL
- Serum creatinine ≤1.5 x upper limit of normal (ULN)
- Glomerular filtration rate (GFR) ≥30 mL/min/1.73m2
- AST and ALT ≤2.5 x ULN (≤5.0 × ULN for patients with liver involvement of their cancer)
- Bilirubin ≤1.5 X ULN
- Alkaline phosphatase ≤2.5 x ULN (≤5 x ULN with liver involvement of their cancer)
- Amylase and/or lipase ≤1.5 x ULN
9. Spot urine must not show 1+ or more protein in urine or the patient will require a repeat urine analysis. If repeated urine analysis shows 1+ protein or more, a 24-hour urine collection will be required and must show total protein excretion <1000 mg/24 hours
10. INR/PTT ≤1.5 x ULN
11. Patients who are therapeutically treated with an agent such as warfarin or heparin will be allowed to participate provided that no prior evidence of underlying abnormality in coagulation parameters exists. Close monitoring of at least weekly evaluations will be performed until INR/PTT is stable based on a measurement that is pre-dose as defined by the local standard of care.
12. Women of childbearing potential and male subjects must agree to use adequate contraception for the duration of study participation and up to 3 months following completion of therapy. Adequate contraception is defined as any medically recommended method (or combination of methods) as per standard of care.
13. Recovery to National Cancer Institute-Common Terminology Criteria for Adverse Events (NCI-CTCAE) v5.0 Grade 0 or 1 level or recovery to baseline preceding the prior treatment from any previous drug/procedure related toxicity (except alopecia, anemia, and hypothyroidism).
14. In the assessment of the investigator, patients are able to comply with study requirements
15. Signed, IRB-approved written informed consent
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E.4 | Principal exclusion criteria |
1. Prior adjuvant or neoadjuvant chemotherapy not allowing at least 6 cycles of doxorubicin-based chemotherapy at metastatic stage
2. Complete response to 1st line chemotherapy
3. Disease progression during the 1st line of chemotherapy
4. Time interval between the last cycle of doxorubicin-based chemotherapy superior to 8 weeks
5. Primary bone sarcoma
6. All forms of liposarcoma
7. Some particular histologic types, i.e., PNET/Ewing, alveolar or embryonal rhabdomyosarcoma, Perivascular epithelioid cell sarcoma (PEComa), low grade endometrial stromal tumor, desmoid tumor
8. Prior treatment with tyrosine kinase inhibitor
9. Known history of or concomitant malignancy likely to affect life expectancy in the judgment of the investigator
10. Pregnant or breastfeeding patients. Women of childbearing potential must have a pregnancy test performed a maximum of 7 days before start of treatment
11. Major surgical procedure, open biopsy, or significant traumatic injury within 28 days before start of Day 1 of treatment
12. Active cardiac disease including any of the following: congestive heart failure (New York Heart Association [NYHA]) ≥class 2, unstable angina (angina symptoms at rest), new-onset angina (begun within the last 3 months), cardiac arrhythmias requiring anti-arrhythmic therapy (beta blockers or digoxin are permitted)
13. Uncontrolled hypertension (Systolic blood pressure >150 mmHg or diastolic pressure >90 mmHg despite optimal medical management)
14. Arterial or venous thrombotic or embolic events such as myocardial infarction, cerebrovascular accident (including transient ischemic attacks), deep vein thrombosis, or pulmonary embolism within 6 months of starting on study drug
15. Any hemorrhage or bleeding event > Grade 4 within 4 weeks of start of treatment
16. Ongoing infection >Grade 2 according to NCI Common Terminology Criteria for Adverse Events version 5.0 (NCI-CTCAE v. 5.0)
17. Known history of human immunodeficiency virus (HIV) infection
18. Known history of chronic hepatitis B or C
19. Patients with seizure disorder requiring medication
20. History of organ allograft
21. Evidence or history of bleeding diathesis. Any hemorrhage or bleeding event > Grade 4 within 4 weeks of start of treatment
22. Non-healing wound, ulcer, or bone fracture
23. Renal failure requiring hemo- or peritoneal dialysis
24. Dehydration according to NCI-CTCAE v. 5.0 Grade >1
25. Substance abuse, medical, psychological, or social conditions that may interfere with the patient's participation in the study or evaluation of the study results
26. Known hypersensitivity to any of the study drugs, study drug classes, or excipients in the formulation
27. Interstitial lung disease with ongoing signs and symptoms at the time of informed consent
28. Inability to swallow oral medications, Any mal-absorption condition
29. Pleural effusion or ascites that causes respiratory compromise (Grade 2 dyspnea)
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E.5 End points |
E.5.1 | Primary end point(s) |
progression-free survival according to RECIST 1.1 |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
From date of randomization until the date of first documented progression or date of death from any cause |
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E.5.2 | Secondary end point(s) |
1) Overall survival, defined as the time interval from the date of randomization to the date death from any cause. Patient data will be censored at the date of last follow-up visit for patients alive at last follow-up visit.
2) Overall best response according to RECIST 1.1 evaluated by central radiological review: Complete Response, CR, or Partial Response, PR achieved during the maintenance therapy
3) Time to start a further cancer therapy
4) Safety and toxicity according to NCI-CTC AE V4
5) Quality-adjusted time without symptoms of disease or toxicity (Q-TWiST)
6) Additional exploratory objective, this Phase II trial will be used with the aim of assessing the predictive value of SUMSCAN signature (genomic signature established on initial diagnostic biopsies or resection specimen and identifying sarcoma patients benefitting from anti-angiogenetic agents)
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
From date of randomization until the date of first documented progression or date of death from any cause |
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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 | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
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) | 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 | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
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 | Yes |
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 | 15 |
E.8.5 | The trial involves multiple Member States | No |
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 | 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 | 2 |
E.8.9.1 | In the Member State concerned months | 6 |
E.8.9.1 | In the Member State concerned days | 0 |