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Radiotherapy in combination with pembrolizumab in patients with PSA persistence or biochemical recurrence after radical prostatectomy due to prostate cancer - Pembro-SRT

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2024-513633-20-00
Acronym
MK-3475-C51
Enrollment
49
Registered
2024-08-19
Start date
2022-10-28
Completion date
Unknown
Last updated
2025-02-05

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

Conditions

recurrent prostate cancer

Brief summary

complete biochemical response defined as a PSA level below limit of detection at week 60 after start of pembrolizumab.

Detailed description

radiographic progression-free survival (rPFS) at week 60 after start of pembrolizumab., PSA-nadir level and time to PSA-nadir (TTN), Pembrolizumab exposure: number of administered pembrolizumab doses, ADT: administered concomitant substances, duration, dosage (in high-risk patients only), Time to initiation of subsequent therapy (secondary ADT or novel hormonal agents [NHA]), Functional assessment of cancer therapy - Prostate: FACT-P ver. 4.0 (www.facit.org)

Interventions

DRUGKEYTRUDA 25 mg/mL concentrate for solution for infusion

Sponsors

Medical Center - University Of Freiburg
Lead SponsorOTHER

Eligibility

Sex/Gender
Male
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
complete biochemical response defined as a PSA level below limit of detection at week 60 after start of pembrolizumab.

Secondary

MeasureTime frame
radiographic progression-free survival (rPFS) at week 60 after start of pembrolizumab., PSA-nadir level and time to PSA-nadir (TTN), Pembrolizumab exposure: number of administered pembrolizumab doses, ADT: administered concomitant substances, duration, dosage (in high-risk patients only), Time to initiation of subsequent therapy (secondary ADT or novel hormonal agents [NHA]), Functional assessment of cancer therapy - Prostate: FACT-P ver. 4.0 (www.facit.org)

Countries

Germany

Outcome results

None listed

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