A Phase 1 Study of PRT2527 as Monotherapy and in Combination with Zanubrutinib or Venetoclax in Participants with Relapsed/Refractory Hematologic Malignancies

2022-502672-23-00 Protocol PRT2527-02 Human pharmacology (Phase I) - Other Ended

Start 18 Oct 2023 · End 22 Jan 2026 · Status Ended · 4 EU/EEA countries · 10 sites · Protocol PRT2527-02

Overview

Sponsor-declared trial summary

Phase Human pharmacology (Phase I) - Other
Status Ended
Participants planned 274
Countries 4
Sites 10

Richter's Syndrome

Key facts

Sponsor
Prelude Therapeutics Inc.
Participant type
Patients
Age range
18-64 years, 65+ years
Gender
Male and Female
Therapeutic area
Diseases [C] - Neoplasms [C04]
Trial duration
18 Oct 2023 → 22 Jan 2026
Decision date (initial)
2023-09-18
Transition trial
No
Low-intervention
No
Rare-disease indication
No
Vulnerable population
Yes

External identifiers

EU CT number
2022-502672-23-00
ClinicalTrials.gov
NCT05665530

Trial design

CTIS Part I — objectives, methods, condition coding

Conditions and MedDRA coding

Richter's Syndrome

VersionLevelCodeTermSystem organ class
21.1 LLT 10066481 Hematological malignancy 10029104

Sponsors and contacts

Sponsor organisations, regulatory contacts, third parties

Prelude Therapeutics Inc.

Sponsor organisation
Prelude Therapeutics Inc.
Address
200 Powder Mill Road
City
Wilmington
Postcode
19803-2907
Country
United States

Scientific contact point

Organisation
Prelude Therapeutics Inc.
Contact name
Clinical Medical Lead

Public contact point

Organisation
Prelude Therapeutics Inc.
Contact name
General Contact

Locations

4 EU/EEA countries · 10 investigational sites

By country

CountryMS statusPlanned subjectsSites
France Ended 40 4
Germany Ended 12 2
Italy Ended 45 3
Poland Ended 12 1
Rest of world
Switzerland, United States, United Kingdom, Canada, Australia, Korea, Republic of
165

Investigational sites

France

4 sites · Ended
Institut Curie
Service D'oncologie Médicale, 35 Rue Dailly, 92210, Saint-Cloud
Centre Hospitalier Universitaire De Lille
Hematology, Rue Michel Polonowski, 59000, Lille
Centre Leon Berard
Medical Oncology, 28 Rue Laennec, 69008, Lyon
Assistance Publique Hopitaux De Paris
Unité Hémopathies Lymphoïdes, 51 Avenue Du Mal De Lattre De Tassigny, 94010, Creteil Cedex

Germany

2 sites · Ended
Technische Universitaet Dresden
NCT/UCC ECTU, Fetscherstrasse 74, Johannstadt-Nord, Dresden
University Hospital Cologne AöR
Klinik I für Innere Medizin, Kerpener Strasse 62, Lindenthal, Cologne

Italy

3 sites · Ended
Istituto Romagnolo Per Lo Studio Dei Tumori Dino Amadori IRST S.r.l.
Unità Clinica di Fase, Via Piero Maroncelli 40, 47014, Meldola
Azienda Ospedaliero-Universitaria Di Bologna IRCCS Istituto Di Ricerca E Di Cura A Carattere Scientifico
UOC Ematologia, Via Pietro Albertoni 15, 40138, Bologna
Azienda Unita Sanitaria Locale Della Romagna
Unità Clinica di Fase I Ematologia di Ravenna c/o UO Ematologia di Ravenna, Viale Vincenzo Randi 5, 48121, Ravenna

Poland

1 site · Ended
Pratia S.A.
Department of Hematology, Ul. Pana Tadeusza 2, 30-727, Cracow

Country notifications

Trial-start, recruitment-start, end and early-termination notifications submitted per Member State

Country Trial startTrial end Recruitment startRecruitment end Early termination
France 2023-11-23 2025-03-26 2023-11-29 2024-12-18
Germany 2024-02-18 2025-02-18 2024-03-12 2024-12-18
Italy 2023-10-18 2025-03-19 2024-02-16 2025-01-16
Poland 2023-10-26 2026-01-21 2024-01-16 2024-12-30

Application history

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

#TypeCodeSubmittedReference MSConclusionDecision date
1 INITIAL IN 2023-05-17 Italy Acceptable
2023-09-11
2023-09-14
2 SUBSTANTIAL MODIFICATION SM-1 2023-12-15 Italy Acceptable
2024-03-12
2024-03-14
3 SUBSTANTIAL MODIFICATION SM-2 2024-06-14 Italy Acceptable
2024-08-30
2024-08-30
4 NON SUBSTANTIAL MODIFICATION NSM-1 2024-09-10 Italy Acceptable
2024-08-30
2024-09-10
5 NON SUBSTANTIAL MODIFICATION NSM-2 2024-09-12 Italy Acceptable
2024-08-30
2024-09-12
6 NON SUBSTANTIAL MODIFICATION NSM-3 2024-09-12 Italy Acceptable
2024-08-30
2024-09-12
7 SUBSTANTIAL MODIFICATION SM-7 2024-09-12 Acceptable 2024-10-16
8 SUBSTANTIAL MODIFICATION SM-8 2024-09-12 Acceptable 2024-11-13
9 SUBSTANTIAL MODIFICATION SM-9 2024-09-12 Acceptable 2024-09-17
10 NON SUBSTANTIAL MODIFICATION NSM-5 2024-11-13 Italy Acceptable 2024-11-13
11 SUBSTANTIAL MODIFICATION SM-10 2024-12-02 Italy Acceptable
2025-01-27
2025-01-27
12 SUBSTANTIAL MODIFICATION SM-11 2025-04-04 Acceptable
2025-05-15
2025-05-25
13 NON SUBSTANTIAL MODIFICATION NSM-6 2025-07-29 Italy Acceptable
2025-05-15
2025-07-29
14 NON SUBSTANTIAL MODIFICATION NSM-7 2025-10-03 Italy Acceptable
2025-05-15
2025-10-03