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A Phase II clinical trial targeting estrogen receptor negative or PAM50 non-luminal disease with Atezolizumab in combination with Trastuzumab and Vinorelbine in HER2-positive advanced/metastatic breast cancer – ATREZZO Study

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-508829-28-00
Acronym
SOLTI-1907
Enrollment
55
Registered
2024-07-29
Start date
2021-03-15
Completion date
Unknown
Last updated
2024-10-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Pre- and post-menopausal women or men with advanced (loco regionally recurrent not amenable to curative therapy or metastatic)HER2-positive breast cancer who have progressed to trastuzumab based chemotherapy and AntiHER2-ADC

Brief summary

Overall Response rate (ORR) defined as the proportion of patients with best overall response of complete response (CR) or partial response (PR), as per local investigator´s assessment and according to Response Evaluation Criteria in Solid Tumors (RECIST) version 1.1 criteria.(see Appendix B).

Detailed description

Overall Response rate (ORR) defined as the proportion of patients with best overall response of complete response (CR) or partial response (PR), as per local investigator´s assessment and according to Response Evaluation Criteria in Solid Tumors (RECIST) version 1.1 criteria. (see Appendix B, Clinical Benefit Rate at 24 weeks (CBR6) as defined by RECIST 1.1 (including patients with Complete response (CR), Partial response (PR),Stable Disease (SD) > 24 week) • Overall survival • Progression free survival • Duration of response • Time to response, ORR according to RECIST to RECIST 1.1 • Clinical Benefit Rate at 24 weeks (CBR6) as defined by RECIST 1.1 • Progression free survival • Overall survival, AEs according to CTCAE v 5.0.

Interventions

DRUGTecentriq 1 200 mg concentrate for solution for infusion

Sponsors

Solti Group
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to 64 Years

Design outcomes

Primary

MeasureTime frame
Overall Response rate (ORR) defined as the proportion of patients with best overall response of complete response (CR) or partial response (PR), as per local investigator´s assessment and according to Response Evaluation Criteria in Solid Tumors (RECIST) version 1.1 criteria.(see Appendix B).

Secondary

MeasureTime frame
Overall Response rate (ORR) defined as the proportion of patients with best overall response of complete response (CR) or partial response (PR), as per local investigator´s assessment and according to Response Evaluation Criteria in Solid Tumors (RECIST) version 1.1 criteria. (see Appendix B, Clinical Benefit Rate at 24 weeks (CBR6) as defined by RECIST 1.1 (including patients with Complete response (CR), Partial response (PR),Stable Disease (SD) > 24 week) • Overall survival • Progression free survival • Duration of response • Time to response, ORR according to RECIST to RECIST 1.1 • Clinical Benefit Rate at 24 weeks (CBR6) as defined by RECIST 1.1 • Progression free survival • Overall survival, AEs according to CTCAE v 5.0.

Countries

Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026