Atezolizumab Combined With BDB001 AnD Immunogenic Radiotherapy in Patients With Advanced Solid Tumors

Trial statusRecruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexAll
Age18+
SponsorInstitut Bergonié

About this trial

Basket trial concept to independently and simultaneously assess the effects of the association of atezolizumab + BDB001 + radiotherapy in multiple solid tumors.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

histologically confirmed pancreatic cancer, virus-associated tumors [including papillomaviruses-related cancers (cervical, head and neck, and nasal), Epstein-Barr virus (nasopharyngeal carcinoma) and Kaposi's sarcoma-associated herpes virus), non-small cell lung cancer, soft-tissue sarcomas, bladder cancer, triple negative breast cancer. For population 4, diagnosis must be confirmed by the RRePS Network as recommended by the French NCI. For population 2, papillomavirus-related cancers must be eligible whatever the genotype but in case of viral genotype is not available, IHC p16 positive must be provided, hepatocellular carcinoma must be confirmed by Hepatite B or C infection, HHV-8 and Epstein-Barr virus related cancers must be confirmed by molecular analysis,

Metastatic disease,

Age ≥ 18 years,

ECOG ≤ 1,

Disqualifiers

Previous treatment with a TLR agonist

Evidence of progressive or symptomatic central nervous system (CNS) or leptomeningeal metastases,

Women who are pregnant or breast feeding,

Participation in a study involving a medical or therapeutic intervention in the last 30 days,

Trial design

Design model

Parallel

Treatments tested in this trial

  • Association atezolizumab + BDB001 + RT

    Drug

    A treatment cycle consits of 3 weeks. Atezolizumab will be administered as a 1-hour infusion on day 1 every 3 weeks (1200 mg). BDB001 will be administered by a 30-minute intravenous infusion before atezolizumab, on Days 1, 8, and 15 of cycles 1, 2, and 3. Then from cycle 4 BDB001 will be administered on Day 1 every 3 weeks. Radiotherapy will start at least one week after the first administration of atezolizumab and at the latest before the 2nd administration. All participants will be treated by high dose irradiation in stereotactic conditions on non-injected metastasis: 3 to 5 fractions for a total dose between 27 Gy and 60 Gy.

  • Association atezolizumab + BDB001+ RT

    Drug

    A treatment cycle consits of 3 weeks. Atezolizumab will be administered as a 1-hour infusion on day 1 every 3 weeks (1200 mg). BDB001 will be administered by a 30-minute intravenous infusion before atezolizumab, on Days 1, 8, and 15 of cycles 1, 2, and 3. Then from cycle 4 BDB001 will be administered on Day 1 every 3 weeks. Radiotherapy will start at least one week after the first administration of atezolizumab and at the latest before the 2nd administration. All participants will be treated by high dose irradiation in stereotactic conditions on non-injected metastasis: 3 to 5 fractions for a total dose between 27 Gy and 60 Gy.

  • Association atezolizumab + BDB001+ RT

    Drug

    A treatment cycle consits of 3 weeks. Atezolizumab will be administered as a 1-hour infusion on day 1 every 3 weeks (1200 mg). BDB001 will be administered by a 30-minute intravenous infusion before atezolizumab, on Days 1, 8, and 15 of cycles 1, 2, and 3. Then from cycle 4 BDB001 will be administered on Day 1 every 3 weeks. Radiotherapy will start at least one week after the first administration of atezolizumab and at the latest before the 2nd administration. All participants will be treated by high dose irradiation in stereotactic conditions on non-injected metastasis: 3 to 5 fractions for a total dose between 27 Gy and 60 Gy.

  • Association atezolizumab + BDB001 + RT

    Drug

    A treatment cycle consits of 3 weeks. Atezolizumab will be administered as a 1-hour infusion on day 1 every 3 weeks (1200 mg). BDB001 will be administered by a 30-minute intravenous infusion before atezolizumab, on Days 1, 8, and 15 of cycles 1, 2, and 3. Then from cycle 4 BDB001 will be administered on Day 1 every 3 weeks. Radiotherapy will start at least one week after the first administration of atezolizumab and at the latest before the 2nd administration. All participants will be treated by high dose irradiation in stereotactic conditions on non-injected metastasis: 3 to 5 fractions for a total dose between 27 Gy and 60 Gy.

  • Association atezolizumab + BDB001 + RT

    Drug

    A treatment cycle consits of 3 weeks. Atezolizumab will be administered as a 1-hour infusion on day 1 every 3 weeks (1200 mg). BDB001 will be administered by a 30-minute intravenous infusion before atezolizumab, on Days 1, 8, and 15 of cycles 1, 2, and 3. Then from cycle 4 BDB001 will be administered on Day 1 every 3 weeks. Radiotherapy will start at least one week after the first administration of atezolizumab and at the latest before the 2nd administration. All participants will be treated by high dose irradiation in stereotactic conditions on non-injected metastasis: 3 to 5 fractions for a total dose between 27 Gy and 60 Gy.

  • Association atezolizumab + BDB001 + RT

    Drug

    A treatment cycle consits of 3 weeks. Atezolizumab will be administered as a 1-hour infusion on day 1 every 3 weeks (1200 mg). BDB001 will be administered by a 30-minute intravenous infusion before atezolizumab, on Days 1, 8, and 15 of cycles 1, 2, and 3. Then from cycle 4 BDB001 will be administered on Day 1 every 3 weeks. Radiotherapy will start at least one week after the first administration of atezolizumab and at the latest before the 2nd administration. All participants will be treated by high dose irradiation in stereotactic conditions on non-injected metastasis: 3 to 5 fractions for a total dose between 27 Gy and 60 Gy.

Treatment groups

247 Participants
are divided into 6 treatment groups

6

Treatment groups

See each treatment group below.

Group A: Population 1: Pancreatic cancerExperimental treatment 1 intervention
Group B: Population 2: Virus-associated tumorsExperimental treatment 1 intervention
Group C: Population 3: anti-PD-1/L1 refractory non-small lung cancerExperimental treatment 1 intervention
Group D: Population 4: Soft-tissue sarcomaExperimental treatment 1 intervention
Group E: Population 5: anti-PD-1/L1 refractory bladder cancerExperimental treatment 1 intervention
Group F: Population 6: Triple negative breast cancerExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Assessment of the antitumor activity of atezolizumab combined with BDB001 and radiotherapy in patients with pancreatic cancer.

Antitumor activity will be assessed in terms of disease control rate within 24 weeks of treatment onset and is defined as the proportion of patients with complete response (CR), partial response (PR) or stable disease (SD) observed within 24 weeks of treatment onset (while treated with the investigational product), based on RECIST 1.1 criteria.

Time frame
Within 6 months of treatment onset
2

Assessment of the antitumor activity of atezolizumab combined with BDB001 and radiotherapy in patients with virus associated tumors.

Antitumor activity will be assessed in terms of disease control rate within 24 weeks of treatment onset and is defined as the proportion of patients with complete response (CR), partial response (PR) or stable disease (SD) observed within 24 weeks of treatment onset (while treated with the investigational product), based on RECIST 1.1 criteria.

Time frame
Within 6 months of treatment onset
3

Assessment of the antitumor activity of atezolizumab combined with BDB001 and radiotherapy in patients with non-small cell lung cancer.

Antitumor activity will be assessed in terms of disease control rate within 24 weeks of treatment onset and is defined as the proportion of patients with complete response (CR), partial response (PR) or stable disease (SD) observed within 24 weeks of treatment onset (while treated with the investigational product), based on RECIST 1.1 criteria.

Time frame
Within 6 months of treatment onset
4

Assessment of the antitumor activity of atezolizumab combined with BDB001 and radiotherapy in patients with soft-tissue sarcoma.

Antitumor activity will be assessed in terms of 6-month progression-free rat (PFR) and is defined as the proportion of patients with complete response (CR), partial response (PR) or stable disease (SD) observed at 6 months following treatment onset and more than 24 weeks, based on RECIST 1.1 criteria.

Time frame
6 months of treatment onset

Secondary outcomes

1

6-month Progression-free rate (PFR) in patients with pancreatic cancer.

Progression-free rate is defined as the rate of complete or partial response (CR, PR) or stable disease (SD), as per RECIST 1.1 criteria.

Time frame
6 months
2

6-month Progression-free rate (PFR) in patients with virus-associated tumor.

Progression-free rate is defined as the rate of complete or partial response (CR, PR) or stable disease (SD), as per RECIST 1.1 criteria.

Time frame
6 months
3

6-month Progression-free rate (PFR) in patients with non-small cell lung cancer.

Progression-free rate is defined as the rate of complete or partial response (CR, PR) or stable disease (SD), as per RECIST 1.1 criteria.

Time frame
6 months
4

6-month Progression-free rate (PFR) in patients with bladder cancer.

Progression-free rate is defined as the rate of complete or partial response (CR, PR) or stable disease (SD), as per RECIST 1.1 criteria.

Time frame
6 months

Other outcomes

Sponsors and contacts

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Institut Bergonié

Lead sponsor

Roche Pharma AG

Collaborator

National Cancer Institute, France

Collaborator

Eikon Therapeutics

Collaborator