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A Phase III Double-blind Randomised Study Assessing the Efficacy and Safety of Capivasertib + Fulvestrant Versus Placebo + Fulvestrant as Treatment for Locally Advanced (Inoperable) or Metastatic Hormone Receptor Positive, Human Epidermal Growth Factor Receptor 2 Negative (HR+/HER2−) Breast Cancer Following Recurrence or Progression On or After Treatment with an Aromatase Inhibitor (CAPItello-291)

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-505042-25-00
Acronym
D3615C00001
Enrollment
366
Registered
2024-02-14
Start date
2020-05-05
Completion date
Unknown
Last updated
2025-11-25

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

Conditions

Locally advanced (inoperable) or metastatic HR+/HER2 breast cancer

Brief summary

Progression-free survival (PFS) is defined as the time from randomisation until progression per RECIST v1.1, as assessed by the investigator at the local site, or death due to any cause.

Detailed description

OS, overall survival, PFS2, time from randomisation to second progression or death., ORR, objective response rate., DoR, duration of response., CBR, clinical benefit rate., Safety and tolerability evaluated as AEs/SAEs, vital signs, clinical chemistry/haematology/glucose metabolism parameters, and ECG parameters., Plasma concentration of capivasertib., EORTC QLQ-C30, EORTC Quality of Life Questionnaire-Core 30 items and EORTC QLQ-BR23, EORTC Quality of Life Questionnaire breast cancer specific module,scale/item scores., Deterioration of ECOG, Eastern Cooperative Oncology Group, performance status.

Interventions

Sponsors

AstraZeneca AB
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Progression-free survival (PFS) is defined as the time from randomisation until progression per RECIST v1.1, as assessed by the investigator at the local site, or death due to any cause.

Secondary

MeasureTime frame
OS, overall survival, PFS2, time from randomisation to second progression or death., ORR, objective response rate., DoR, duration of response., CBR, clinical benefit rate., Safety and tolerability evaluated as AEs/SAEs, vital signs, clinical chemistry/haematology/glucose metabolism parameters, and ECG parameters., Plasma concentration of capivasertib., EORTC QLQ-C30, EORTC Quality of Life Questionnaire-Core 30 items and EORTC QLQ-BR23, EORTC Quality of Life Questionnaire breast cancer specific module,scale/item scores., Deterioration of ECOG, Eastern Cooperative Oncology Group, performance status.

Countries

Belgium, France, Germany, Hungary, Italy, Poland, Spain

Outcome results

None listed

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