A study of neoadjuvant PEMbrolizumab before radical PROstatectomy (PEM-PRO) in patients affected by high-risk prostate cancer

2024-514580-26-00 Therapeutic exploratory (Phase II) Ended

End 22 Apr 2026 · Status Ended · 1 EU/EEA countries · 1 sites

Overview

Sponsor-declared trial summary

Phase Therapeutic exploratory (Phase II)
Status Ended
Participants planned 59
Countries 1
Sites 1

High-risk prostate cancer

To assess if neoadjuvant therapy with pembrolizumab is associated with a reduction in the rate of lymph node invasion in prostate cancer patients at high risk of recurrence after surgery.

Key facts

Sponsor
Ospedale San Raffaele S.r.l.
Participant type
Patients
Age range
18-64 years, 65+ years
Gender
Male
Therapeutic area
Diseases [C] - Male Urogenital Diseases [C12]
Trial duration
completed 22 Apr 2026
Decision date (initial)
2024-10-08
Transition trial
Yes
Low-intervention
No
Rare-disease indication
No
Vulnerable population
No

External identifiers

EU CT number
2024-514580-26-00
EudraCT number
2019-004782-40

Trial design

CTIS Part I — objectives, methods, condition coding

Main objective

Scope: Efficacy

To assess if neoadjuvant therapy with pembrolizumab is associated with a reduction in the rate of lymph node invasion in prostate cancer patients at high risk of recurrence after surgery.

Conditions and MedDRA coding

High-risk prostate cancer

Eligibility criteria

Principal inclusion / exclusion criteria as submitted by sponsor

Inclusion criteria 6

  1. Male participants who are at least 18 years of age on the day of signing informed consent with histologically confirmed diagnosis of prostate cancer
  2. PCa detected at prostate biopsy with a risk of lymph node invasion higher than 5% according to the Briganti nomogram
  3. The participant should be fit and planned for RP and ePLND
  4. The participant (or legally acceptable representative if applicable) provides written informed consent for the trial
  5. Did not start novel therapies within the 4 weeks before the beginning of the study
  6. Willingness to use contraception during study treatment

Exclusion criteria 13

  1. Has received prior systemic anti-cancer therapy including investigational agents prior to allocation.
  2. Unable to complete the diagnostic investigations required per protocol
  3. Evidence of metastases at preoperative imaging
  4. Evidence of lymph node invasion before surgery
  5. Life expectancy shorter than 12 months
  6. History of chemotherapy
  7. History of brachytherapy or EBRT
  8. Cardiovascular diseases not controlled by medical therapy
  9. Hearth failure
  10. Clinically relevant hepatic or renal diseases
  11. Onset of cerebral diseases within 6 months before the study beginning
  12. Has a history or current evidence of any condition, therapy, or laboratory abnormality that might confound the results of the study, interfere with the subject’s participation for the full duration of the study, or is not in the best interest of the subject to participate, in the opinion of the treating investigator
  13. Severe hypersensitivity (Grade 3) to pembrolizumab and/or any of its excipients

Endpoints

Primary and secondary outcome measures (English text)

Primary endpoints 1

  1. A reduction of 50% in the rate of node positive patients compared to what currently reported in the literature represents the main endpoint of the study (rate of pN0 of 85 vs. 70%)

Investigational products

Investigational medicinal products (IMPs), comparators, placebo, auxiliary

Test 2

KEYTRUDA 25 mg/mL concentrate for solution for infusion

PRD4323786 · Product

Active substance
Pembrolizumab
Pharmaceutical form
SOLUTION FOR INFUSION
Route of administration
INTRAVENOUS USE
Max daily dose
200 mg milligram(s)
Max total dose
200 mg milligram(s)
Max treatment duration
24 Month(s)
Authorisation status
Authorised
ATC code
L01FF02 — -
Marketing authorisation
EU/1/15/1024/002
MA holder
MERCK SHARP & DOHME B.V.
MA country
Norway
Paediatric formulation
No
Orphan designation
No
Modified vs. Marketing Authorisation
No

[68GAPSMA-HBED-CC

PRD11572813 · Product

Active substance
2-5-3-6-5S-5-CARBOXY-5-1S-13-DICARBOXYPROPYLCARBAMOYLAMINOPENTYLAMINO-6-OXOHEXYLAMINO-3-OXOPROPYL-2-OXIDOPHENYLMETHYL-2-5-2-CARBOXYETHYL-2-OXIDOPHENYLMETHYL-CARBOXYLATOMETHYLAMINOETHYLAMINOACETATEGALLIUM-683) Hydron
Substance synonyms
68GA-PSMA HBED-CC
Pharmaceutical form
INJECTION/INFUSION
Route of administration
INTRAVENOUS USE
Max daily dose
160 MBq megabecquerel(s)
Max total dose
160 MBq megabecquerel(s)
Max treatment duration
1 Day(s)
Authorisation status
Not Authorised
MA holder
OSPEDALE SAN RAFFAELE
Paediatric formulation
No
Orphan designation
No

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Ospedale San Raffaele S.r.l.

Sponsor organisation
Ospedale San Raffaele S.r.l.
Address
Via Olgettina 60
City
Milan
Postcode
20132
Country
Italy

Scientific contact point

Organisation
Ospedale San Raffaele S.r.l.
Contact name
Francesco Montorsi

Public contact point

Organisation
Ospedale San Raffaele S.r.l.
Contact name
Francesco Montorsi

Locations

1 EU/EEA country · 1 investigational sites

By country

CountryMS statusPlanned subjectsSites
Italy Ended 59 1
Rest of world 0

Investigational sites

Italy

1 site · Ended
Ospedale San Raffaele S.r.l.
Unità Operativa di Urologia, Via Olgettina 60, 20132, Milan

Results and documents

Annex IV summary of results, Annex V layperson summary, and all documents registered in CTIS for this trial

Documents 6 files

Public protocol annexes, IB summaries, regulatory submissions and post-authorisation documents registered in CTIS.

TypeTitleVersion
Protocol (for publication) D1_Protocol_2024-514580-26-00_redacted 4.0
Recruitment arrangements (for publication) Blank document_ not required under directive 1
Subject information and informed consent form (for publication) L1_ICF_adults_Bio_redacted 1.0
Subject information and informed consent form (for publication) L1_ICF_adults_redacted 1.2
Summary of Product Characteristics (SmPC) (for publication) Blank document statement unpublished 1
Summary of Product Characteristics (SmPC) (for publication) E1_IB_68Ga-PSMA 3

Application history

1 submissions — initial application plus substantial / non-substantial modifications

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2024-09-20 Italy Acceptable
2024-10-03
2024-10-08