| E.1 Medical condition or disease under investigation |
| E.1.1 | Medical condition(s) being investigated |
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| E.1.1.1 | Medical condition in easily understood language |
| Rectum cancer (intestinal cancer) |
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| E.1.1.2 | Therapeutic area | Diseases [C] - Cancer [C04] |
| MedDRA Classification |
| 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 Ib and II: To evaluate the safety and tolerability of atezolizumab associated to radio-chemotherapy in a neoadjuvant setting for early RC Phase 2: To explore the efficacy of atezolizumab associated to preoperative radio-chemotherapy for locally advanced RC
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| E.2.2 | Secondary objectives of the trial |
To explore the efficacy of atezolizumab associated to preoperative radio-chemotherapy for locally advanced RC To evaluate the safety and tolerability of atezolizumab associated to radio-chemotherapy in a neoadjuvant setting for locally advanced RC
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| E.2.3 | Trial contains a sub-study | No |
| E.3 | Principal inclusion criteria |
• Patient has T3-T4 N0 or T any N1-2, M0, rectal adenocarcinoma • EGOG performance status 0 or 1 • Patients must either be postmenopausal, sterile (surgically or radiation- or chemically-induced), or if sexually active using an acceptable method of contraception.
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| E.4 | Principal exclusion criteria |
• Patient has locally recurrent or metastatic disease • Patient has received any systemic therapy (e.g. chemotherapy, targeted therapy, immunotherapy) or radiotherapy for current rectal cancer disease
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| E.5 End points |
| E.5.1 | Primary end point(s) |
Phase Ib and II: Nature, frequency and severity of AEs based on physical examinations, vital signs including blood pressure, pulse, electrocardiograms, and laboratory findings (CTCAE version 4.03) including clinical chemistry, hematology and urinalysis. Phase II: pCR on resected tumor (4.5.5)
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| E.5.1.1 | Timepoint(s) of evaluation of this end point |
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| E.5.2 | Secondary end point(s) |
Phase II: ORR based on pelvis MRI assessment pre- and post-neoadjuvant treatment Nature frequency and severity of AEs based on physical examinations, vital signs including blood pressure, pulse, electrocardiograms, and laboratory findings including clinical chemistry, hematology and urinalysis |
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| E.5.2.1 | Timepoint(s) of evaluation of this end point |
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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 | 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) | Yes |
| 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 | 10 |
| 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 | 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 | 36 |
| E.8.9.1 | In the Member State concerned days | |