- ICH GCP
- US Clinical Trials Registry
- Klinisk utprøving NCT07646171
EVERST- Everolimus After Alpelisib in Women With Hormone Receptor-positive (HR+) Metastatic Breast Cancer (MBC) (MBC)
EVERST- Everolimus After Alpelisib in Women With HR+ MBC- This Phase II, Open-label, Single-arm, Study Investigates the Clinical Benefit of Everolimus Combined With Endocrine Therapy. in Hormone Receptor-positive (HR+), Metastatic Breast Cancer Patients Who Progressed on Prior PI3K Inhibitor Therapy With Endocrine Therapy. The Trial Aims to Determine if Sequential Inhibition of the PI3K/AKT/mTORC1 Pathway Retains Efficacy Post-PI3K Inhibitor Resistance, Hypothesizing That Everolimus Will Demonstrate a Response Rate Exceeding the Historical 9.5% Observed in the BOLERO2 Trial.
Studieoversikt
Status
Detaljert beskrivelse
Detailed Description The study employs a two-stage design to evaluate the primary endpoint of clinical response rate (complete/partial response per RECIST v1.1). Stage 1 will enroll 19 patients with measurable disease; if no responses are observed, the trial terminates. If ≥1 response occurs, 24 additional patients will be enrolled (total N=43), with success defined as ≥2 responses. Secondary endpoints include progression-free survival (PFS), clinical benefit rate (CBR), and biomarker analysis via longitudinal ctDNA profiling to identify genomic drivers of resistance/sensitivity. Eligible participants receive everolimus (10 mg/day) + ET until progression, unacceptable toxicity, or withdrawal. Tumor assessments occur every 8 weeks, with toxicity monitoring.
Study Design
Intervention Model: Single-group assignment
Primary Purpose: Treatment
Phase: II
Allocation: Non-randomized
Masking: None (open-label)
Outcome Measures
Primary: Objective response rate (ORR).
Secondary:
PFS (time from treatment initiation to progression/death).
CBR (proportion with CR/PR or stable disease ≥24 weeks).
Biomarker correlation (e.g., ESR1 mutations, PTEN alterations) via ctDNA analysis.
Studietype
Registrering (Antatt)
Kontakter og plasseringer
Studiekontakt
- Navn: Breast Cancer coordinator Breast Cancer coordinator
- Telefonnummer: 972-03-6974092
- E-post: hananm@tlvmc.gov.il
Studiesteder
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Tel Aviv, Israel
- Rekruttering
- Ichilov-Sourasky Medical Center
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Ta kontakt med:
- Hanan Mansour Breast cancer study coordinator
- Telefonnummer: 97236974062
- E-post: hananm@tlvmc.gov.il
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Deltakelseskriterier
Kvalifikasjonskriterier
Alder som er kvalifisert for studier
- Voksen
- Eldre voksen
Tar imot friske frivillige
Prøvetakingsmetode
Studiepopulasjon
Beskrivelse
Inclusion Criteria:
- HR+MBC with PI3Kmut Post CDK 4/6+ET Post PI3K inhibitor+ET
Exclusion Criteria:
- Women who didn't receive anti-PI3K
Studieplan
Hvordan er studiet utformet?
Designdetaljer
Kohorter og intervensjoner
Gruppe / Kohort |
Intervensjon / Behandling |
|---|---|
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HR+MBC post Alpelisib
Patients with HR+MBC post Alpelisib treatment who are scheduled to receive Everolimus with endocrine therapy, an additional blood sample is collected for biomarker evaluation.
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Patients receive standard of care treatment as prescribed by their treating physician.
This study only observes the outcomes and does not alter the treatment regimen, dosing, or schedule."
"A supplementary blood sample is collected from participants to analyze genetic and molecular biomarkers, aiming to identify potential correlations between these markers and clinical response to the standard treatment."
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Hva måler studien?
Primære resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
|---|---|---|
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ORR
Tidsramme: Response rate- From enrollment to the first scan at 8-12 weeks
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Objective response rate -best response rate in the first scan 8-12 weeks from day1
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Response rate- From enrollment to the first scan at 8-12 weeks
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Sekundære resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
|---|---|---|
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PFS
Tidsramme: From date of enrollment until the date of first documented progression, assessed up to 24 months.
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Time from Day 1 to progression, an average of 16 weeks
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From date of enrollment until the date of first documented progression, assessed up to 24 months.
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CBR Clinical Benefit Rate
Tidsramme: Through the end of the study, assessed up to 24 months.
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Proportion with CR/PR or stable disease ≥24 weeks
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Through the end of the study, assessed up to 24 months.
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Samarbeidspartnere og etterforskere
Sponsor
Studierekorddatoer
Studer hoveddatoer
Studiestart (Faktiske)
Primær fullføring (Antatt)
Studiet fullført (Antatt)
Datoer for studieregistrering
Først innsendt
Først innsendt som oppfylte QC-kriteriene
Først lagt ut (Faktiske)
Oppdateringer av studieposter
Sist oppdatering lagt ut (Faktiske)
Siste oppdatering sendt inn som oppfylte QC-kriteriene
Sist bekreftet
Mer informasjon
Begreper knyttet til denne studien
Ytterligere relevante MeSH-vilkår
- Organiske kjemikalier
- Farmasøytiske preparater
- Undersøkelsesteknikker
- Doseringsformer
- Prøvehåndtering
- Kliniske laboratorieteknikker
- Diagnostiske teknikker og prosedyrer
- Diagnose
- Punkteringer
- Kirurgiske prosedyrer, operativ
- Biologiske faktorer
- Helsetjenester
- Helsetjenester arbeidsstyrke og tjenester
- Forebyggende helsetjenester
- Makrolider
- Laktoner
- Sirolimus
- Genetiske teknikker
- Genetiske tjenester
- Diagnostiske tjenester
- Everolimus
- Tabletter
- Genetisk testing
- Blodprøveinnsamling
- Biomarkører
Andre studie-ID-numre
- TLV-0295-21
Plan for individuelle deltakerdata (IPD)
Planlegger du å dele individuelle deltakerdata (IPD)?
IPD-planbeskrivelse
Legemiddel- og utstyrsinformasjon, studiedokumenter
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