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Randomized multicenter, phase III trial evaluating the safety of 2 schedules of cabazitaxel (bi-weekly versus tri-weekly) plus prednisone in elderly men (* 65 years) with metastatic castration-resistant prostate cancer (mCRPC) previously treated with a docetaxel-containing regimen (CABASTY).

Randomized multicenter, phase III trial evaluating the safety of 2 schedules of cabazitaxel (bi-weekly versus tri-weekly) plus prednisone in elderly men (* 65 years) with metastatic castration-resistant prostate cancer (mCRPC) previously treated with a docetaxel-containing regimen (CABASTY). - CABASTY

Status
Unknown
Phases
Phase 3
Study type
Interventional
Source
NL-OMON
Registry ID
NL-OMON48773
Enrollment
20
Registered
2018-06-25
Start date
Unknown
Completion date
Unknown
Last updated
2024-04-15

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

Conditions

Prostate cancer

Interventions

None listed

Sponsors

ARTIC
Lead Sponsor

Eligibility

Age
18 Years to 99 Years

Inclusion criteria

Inclusion criteria: 1. Patient aged * 65 years with mCRPC previously treated with docetaxel 2. Medical or surgical castration with castrate level of testosterone ( 14; or G8 score * 14 with geriatric assessment concluding to reversible impairment allowing use of chemotherapy 6. ECOG-PS 0, 1 or 2(ECOG-PS 2 should be related to prostate cancer) 7. Adequate hematologic, liver and renal functions: a) Neutrophil count *1.5 109/L b) Haemoglobin *10 g/ dL c) Platelet count *100.109/L d) Total bilirubin * 1 the upper limit of normal (ULN) e) Transaminases * 1.5 ULN f) Serum creatinine * 2.0 ULN 8. Ongoing LHRH therapy at study entry 9. Signed informed consent

Exclusion criteria

Exclusion criteria: 1.History of severe hypersensitivity reaction (.grade 3) to docetaxel 2.History of severe hypersensitivity reaction (.grade 3) to polysorbate 80 containing drugs 3.Uncontrolled severe illness or medical condition (including uncontrolled diabetes mellitus) 4.Concurrent or planned treatment with strong inhibitors or strong inducers of cytochrome P450 3A4/5 (a one week wash-out period is necessary for patients who are already on these treatments) (see Appendix E) 5.ECOG-PS >2 not related to prostate cancer disease 6.G8 . 14 with geriatric assessment contra-indicating standard cabazitaxel regimen 7.Concomitant vaccination with yellow fever vaccine 8.Patient who cannot be regularly followed or cannot answer to quality of life questionnaires because of psychological, social, familial or geographic reasons 9.Participation in another clinical trial with any investigational drug within 30 days prior to study enrolment

Design outcomes

Primary

MeasureTime frame
Grade *3 neutropenia (measured at D7 and D14 of each cycle) and/or neutropenic complications (febrile neutropenia, neutropenic infection or sepsis) during the overall treatment period

Secondary

MeasureTime frame
The following parameters will be evaluated in each arm: *Dose reductions and dose delays *Radiological progression-free survival (rPFS) *Time to PSA progression *Time to first symptomatic Skeletal-Related Event (SRE) and incidence of SREs *Time to opioid treatment (if relevant) *Prostate-specific antigen (PSA) response rate *Quality of Life (FACT-P) *Objective response rate (ORR) in measurable lesions (RECIST criteria 1.1 * Appendix G) *Overall Survival (OS) *Factors influencing survival (duration of response to first androgen deprivation therapy (ADT), serum testosterone, cumulative dose of cabazitaxel, neutrophils/lymphocytes ratio, Gleason score, geriatric assessment G8, grade *3 neutropenia). *Time to onset of grade *3 neutropenia *Grade *3 neutropenia duration ( from date of onset of grade * 3 until grade * 2) *Analysis of grade *3 neutropenia and/or neutropenia by cycle *Adverse events

Countries

Netherlands

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)