E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Esophageal squamous cell carcinoma |
Carcinoma esofageo a cellule squamose |
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E.1.1.1 | Medical condition in easily understood language |
Esophageal squamous cell carcinoma occurs most often in the upper and middle portions of the esophagus. |
Il carcinoma eofageo a cellule squamose si verifica più spesso nella parte superiore e nelle porzioni centrali dell'esofago. |
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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 | 10055476 |
E.1.2 | Term | Esophageal squamous cell carcinoma |
E.1.2 | System Organ Class | 100000004864 |
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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 evaluate the efficacy of tiragolumab + atezolizumab compared with double placebo on the basis of investigator (INV) assessed progression free survival and overall survival • To evaluate the efficacy of placebo + atezolizumab compared with double placebo on the basis of overall survival. |
-Valutare l’efficacia di tiragolumab + atezolizumab rispetto al doppio placebo secondo la valutazione della progressione da parte dello sperimentatore basata su sopravvivenza libera da progression e sopravvivenza globale -Valutare l’efficacia di placebo + atezolizumab rispetto al doppio placebo sulla base della sopravvivenza globale |
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E.2.2 | Secondary objectives of the trial |
• To evaluate the efficacy of placebo + atezolizumab compared with double placebo on the basis of INV assessed progression-free survival • To evaluate the efficacy of tiragolumab + atezolizumab versus placebo + atezolizumab to demonstrate the contribution of tiragolumab on the basis of INV assessed progression free survival and overall survival • To evaluate the efficacy of tiragolumab + atezolizumab and placebo + atezolizumab compared with double placebo and the efficacy of tiragolumab + atezolizumab versus placebo + atezolizumab to demonstrate the contribution of tiragolumab on the basis of independent review facility (IRF) assessed PFS and, IRF-assessed ORR, and INV assessed ORR • To evaluate safety and tolerability of tiragolumab + atezolizumab and placebo + atezolizumab compared with double placebo • To characterize pharmacokinetics of tiragolumab and atezolizumab • To evaluate immune response to tiragolumab and atezolizumab. |
-Valutare l’efficacia di placebo + atezo rispetto al doppio placebo sulla base della PFS progressione valutata dallo sperimentatore -Valutare l'efficacia di tira+ atezo rispetto al placebo + atezo per dimostrare il contributo di tiragolumab sulla base della PFS e della sopravvivenza globale valutata dallo sperimentatore - Valutare l'efficacia di tiragolumab + atezolizumab e placebo +atezolizumab rispetto al doppio placebo e l'efficacia di tiragolumab + atezolizumab rispetto a placebo + atezolizumab per dimostrare il contributo di tiragolumab sulla base della sopravvivenza libera da progressione e del tasso di risposta obiettiva valutati dall’ Independent Review Facility e del tasso di risposta obiettiva valutato dallo sperimentatore - valutare la sicurezza e la tollerabilità di tiragolumab + atezolizumab e placebo + atezolizumab rispetto al doppio placebo - Caratterizzare la farmacocinetica di tiragolumab e atezolizumab - Valutare la risposta immunitaria a tiragolumab e atezolizumab |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
• Age >=18 years • Eastern Cooperative Oncology Group Performance Status of 0 or 1 • Histologically or cytologically confirmed diagnosis of squamous cell carcinoma of the esophagus • Stage II-IVA per American Joint Committee on Cancer/Union for International Cancer Control, 8th edition, unresectable locally advanced disease • Definitive concurrent chemoradiation treatment according to regional oncology guidelines for esophageal cancer • Representative archival formalin-fixed, paraffin-embedded tumor specimens < 3 years old, collected prior to initiation of definitive chemoradiotherapy in paraffin blocks or >= 15 unstained slides containing freshly cut, serial sections • Adequate hematologic and end-organ function • For women of childbearing potential: agreement to remain abstinent or use contraception 5 months after the final dose of atezolizumab and for 90 days after the final dose of tiragolumab • For men: agreement to remain abstinent or use a condom, and agreement to refrain from donating sperm, men must remain abstinent or use a condom during the treatment period and for 90 days after the final dose of tiragolumab to avoid exposing the embryo. |
-Età >=18 anni -Performance status ECOG pari a 0 o 1 -Diagnosi istologicamente o citologicamente confermata di carcinoma a cellule squamose dell’esofago -Stadio II-IVA secondo l’American Joint Committee on Cancer/Union for International Cancer Control, 8a edizione, malattia localmente avanzata non resecabile -Trattamento chemioradioterapico definitivo concomitante in base alle linee guida oncologiche regionali per il cancro dell’esofago -Campioni di tumore d’archivio rappresentativi, fissati in formalina e inclusi in paraffina (FFPE), prelevati < 3 anni prima dell’avvio della chemioradioterapia definitiva in blocchi di paraffina o >=15 vetrini non colorati contenenti sezioni seriali appena prelevate -Adeguata funzione ematologica e degli organi -Per le donne potenzialmente fertili: consenso a praticare l’astinenza sessuale oppure a utilizzare misure contraccettive durante il periodo di trattamento e per 5 mesi dopo l’ultima dose di atezolizumab e per 90 giorni dopo l’ultima dose di tiragolumab. -Per i pazienti di sesso maschile: consenso a praticare l’astinenza o a utilizzare il profilattico e consenso ad astenersi dal donare liquido seminale durante il periodo di trattamento e per 90 giorni dopo l’ultima dose di tiragolumab per evitare l’esposizione dell’embrione |
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E.4 | Principal exclusion criteria |
• Prior treatment with CD137 agonists or immune checkpoint blockade therapies, including anti-CTLA-4, anti-PD-1, anti-PD-L1 and anti-TIGIT therapeutic antibodies • Any unresolved toxicity of National Cancer Institute Common Terminology Criteria for Adverse Events, Version 5.0 (NCI CTCAE) Grade >= 2 from the prior chemoradiation therapy • Evidence of complete esophageal obstruction not amenable to treatment • Histology consistent with small cell esophageal carcinoma, esophageal adenocarcinoma, or mixed carcinoma • Grade >= 2 peripheral neuropathy as defined by NCI CTCAE v5.0 criteria • High risk for developing esophageal fistula by clinical assessment or imaging, such as prior history or associated symptoms of esophageal fistula, or primary tumor invasion of the great vessels or trachea • Prior esophagectomy • Active or history of autoimmune disease or immune deficiency • History of idiopathic pulmonary fibrosis, organizing pneumonia, drug-induced pneumonitis, or idiopathic pneumonitis, or evidence of active pneumonitis on screening chest computed tomography scan • History of malignancy other than esophageal cancer within 2 years prior to screening, with the exception of malignancies with a negligible risk of metastasis or death • Treatment with any other investigational agent, including EGFR inhibitors, with therapeutic intent for esophageal cancer prior to randomization. |
- Precedente trattamento con agonisti del CD137 o con terapie di blocco dei checkpoint immunitari, inclusi anticorpi terapeutici anti-CTLA-4, anti-PD-1, anti-PD-L1 e anti-TIGIT -Eventuali tossicità non risolte di grado NCI CTCAE v. 5.0 grado >= 2 derivanti dalla precedente chemioradioterapia -Evidenza di ostruzione esofagea completa non riconducibile a trattamento -Istologia coerente con carcinoma esofageo a piccole cellule o carcinoma misto -Neuropatia periferica di grado >=2 secondo la definizione dei criteri NCI CTCAE v 5.0 -Rischio elevato di sviluppare fistole esofagee rilevabili mediante valutazione clinica o diagnostica per immagini, come precedente storia o sintomi associati di fistola esofagea, o invasione di grandi vasi o della trachea da parte del tumore primitivo -Precedente esofagectomia -Malattia autoimmune o deficit immunitario attivi o in anamnesi -Anamnesi di fibrosi polmonare idiopatica, polmonite in via di organizzazione, polmonite indotta da farmaci o polmonite idiopatica, oppure evidenza di polmonite attiva all’esame di tomografia computerizzata (TC) toracica di screening. -Anamnesi di neoplasie maligne diverse da cancro dell’esofago nei 2 anni precedenti lo screening, con l’eccezione delle neoplasie che presentano un rischio trascurabile di metastasi o decesso -Trattamento con qualsiasi altro agente sperimentale, compresi inibitori di EGFR, con intento terapeutico per il cancro dell’esofago prima della randomizzazione |
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E.5 End points |
E.5.1 | Primary end point(s) |
1. Progression-Free Survival as determined by the investigator (for tiragolumab + atezolizumab compared with double placebo) 2. Overall survival (for tiragolumab + atezolizumab compared with double placebo) 3. Overall Survival (for placebo + atezolizumab compared with double placebo). |
1. Sopravvivenza libera da progressione secondo la valutazione dello sperimentatore (per tiragolumab + atezolizumab rispetto al doppio placebo) 2. Sopravvivenza globale (per tiragolumab + atezolizumab rispetto al doppio placebo) 3. Sopravvivenza globale (per placebo + atezolizumab rispetto al doppio placebo) |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
1-3. Approximately 50 months. |
1-3. Circa 50 mesi. |
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E.5.2 | Secondary end point(s) |
1. Progression-Free Survival as determined by the investigator (for placebo + atezolizumab compared with double placebo) 2. Overall Survival (for tiragolumab + atezolizumab versus placebo + atezolizumab to demonstrate the contribution of tiragolumab) 3. Progression-Free Survival as determined by the independent review facility (IRF) 4. Confirmed ORR as determined by the investigator 5. Confirmed ORR as determined by an IRF 6. Duration of response as determined by the investigator 7. Duration of response as determined by the IRF 8. Proportion of patients with clinically meaningful changes in physical functioning, role functioning, global health status/quality of life, and dysphagia, as measured by the respective scales of the European Organisation for Research and Treatment of Cancer Quality of Life-Core 30 Questionnaire and the European Organisation for Research and Treatment of Cancer Quality of Life-Esophageal Cancer, Module 18 Questionnaire 9. Incidence and severity of adverse events 10. Serum concentration of tiragolumab and atezolizumab at specified timepoints 11. Prevalence of anti-drug antibody (ADAs) to tiragolumab at baseline and incidence of ADAs to tiragolumab during the study 12. Prevalence of ADAs to atezolizumab at baseline and incidence of ADAs to atezolizumab during the study. |
1. Sopravvivenza libera da progressione secondo la valutazione dello sperimentatore (per placebo + atezolizumab rispetto al doppio placebo) 2. Sopravvivenza globale (per tiragolumab + atezolizumab rispetto al placebo + atezolizumab per dimostrare il contributo di tiragolumab) 3. Sopravvivenza libera da progressione secondo la valutazione dell’ independent review facility (IRF) 4. tasso di risposta obiettiva confermato come determinato dallo sperimentatore 5. tasso di risposta obiettiva confermato come determinato da IRF 6. Durata della risposta determinata dallo sperimentatore 7. Durata della risposta determinata da IRF 8. Percentuale di pazienti con variazioni clinicamente rilevanti di funzionalità fisica, funzionalità di ruolo, GHS/QoL e disfagia, misurati con le rispettive scale dei questionari EORTC QLQ-C30 ed EORTC QLQ-OES18 9.Incidenza e gravità degli eventi avversi 10.Concentrazioni sieriche di tiragolumab e atezolizumab in punti temporali specifici 11.Prevalenza di ADA diretti contro tiragolumab al basale e incidenza di ADA diretti contro tiragolumab durante lo studio 12. Prevalenza di ADA diretti contro atezolizumab al basale e incidenza di ADA diretti contro atezolizumab durante lo studio |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
1- 7. Approximately 50 months 8. Day 1 of Cycle 1 and Day 1 of every cycle thereafter until treatment discontinuation, and at the study treatment discontinuation visit and during survival follow-up, every 3 months for 1 year 9. Approximately 50 months 10-12. Day 1 of Cycle 1, Day 1 of Cycle 2-4, 8, 12, 16 and at treatment discontinuation, disease progression, or completion visit. |
1-7. Circa 50 mesi 8. Giorno 1 del ciclo 1 e giorno 1 di ogni ciclo successivo fino all’interruzione del trattamento e alla visita di interruzione del trattamento e durante il follow-up di sopravvivenza, ogni 3 mesi per 1 anno 9. Circa 50 mesi 10-12. Giorno 1 del ciclo 1, giorno 1 dei cicli 2-4, 8, 12, 16 e all’interruzione del trattamento, progressione della malattia o visita di completamento. |
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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 | No |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | Yes |
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 | Yes |
E.6.13.1 | Other scope of the trial description |
Immunogenicity, Biomarker (exploratory) and Health Status Utility Objective. |
Immunogeneticità, Biomarker esporativi, obbietivo utilità dello stato di salute |
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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) | No |
E.7.3 | Therapeutic confirmatory (Phase III) | Yes |
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 | Yes |
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 | Yes |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 3 |
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 | 7 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 75 |
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 | Information not present in EudraCT |
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 |
Australia |
Brazil |
Canada |
China |
Israel |
Japan |
Korea, Republic of |
New Zealand |
Russian Federation |
South Africa |
Taiwan |
Thailand |
Turkey |
Ukraine |
United States |
Austria |
Belgium |
France |
Germany |
Greece |
Hungary |
Italy |
Poland |
Portugal |
Spain |
Switzerland |
United Kingdom |
Czechia |
Argentina |
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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 | 0 |
E.8.9.1 | In the Member State concerned months | 38 |
E.8.9.1 | In the Member State concerned days | 0 |
E.8.9.2 | In all countries concerned by the trial years | 0 |
E.8.9.2 | In all countries concerned by the trial months | 50 |
E.8.9.2 | In all countries concerned by the trial days | 0 |