A Dose Finding Study of Debio 4228 in Participants With Advanced Prostate Cancer

NCT ID: NCT06395753

Last Updated: 2025-12-26

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE2

Total Enrollment

66 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-05-23

Study Completion Date

2027-01-31

Brief Summary

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The primary purpose of this study is to determine the pharmacokinetics (PK) and pharmacodynamics (PD) of Debio 4228.

Detailed Description

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Conditions

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Prostate Cancer

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Cohort 1: Debio 4228 Dose Level 1

Participants will receive a single intramuscular (IM) administration of dose level 1 Debio 4228 on Day 1. Enrolment for cohort 1 was discontinued as per protocol amendment v5.0

Group Type EXPERIMENTAL

Debio 4228

Intervention Type DRUG

Administered as IM injection.

Cohort 2: Debio 4228 Dose Level 2

Participants will receive a single IM administration of dose level 2 Debio 4228 on Day 1.

Group Type EXPERIMENTAL

Debio 4228

Intervention Type DRUG

Administered as IM injection.

Cohort 3

If any alternative dose is deemed necessary based on preliminary data, participants may be enrolled in Cohort 3 to receive Debio 4228 loading dose IM, on Day 1 followed by a maintenance dose IM, 12 weeks after receiving the loading dose (Day 85).

Group Type EXPERIMENTAL

Debio 4228

Intervention Type DRUG

Administered as IM injection.

Interventions

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Debio 4228

Administered as IM injection.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. Participant with histologically confirmed diagnosis of prostate cancer, with one of the following:

1. Newly diagnosed androgen-sensitive locally advanced or metastatic disease; or
2. Localized disease not suitable for local primary intervention with curative intent.
2. Participant judged by the Study Investigator to be candidate for continuous androgen deprivation therapy (ADT).
3. Baseline morning serum testosterone levels \>150 ng/dL at screening visit.
4. Eastern Cooperative Oncology Group (ECOG) performance status of 0-2.
5. Life expectancy of at least 6 months.
6. Adequate bone marrow, hepatic, and renal function at the screening visit.

\[Note: Other protocol and subprotocol-defined criteria apply\]

Exclusion Criteria

1. Previous ADT (neoadjuvant or adjuvant hormonal therapy) for ≥6 months duration and \<6 months treatment-free interval before start of screening.
2. Participant requires combination with androgen deprivation therapy with the exception of enzalutamide.
3. History of bilateral orchiectomy, adrenalectomy, or hypophysectomy.
4. Received chemotherapy or cryotherapy within 8 weeks prior to the start of screening for the treatment of prostate cancer.
5. Abnormal cardiovascular function or diabetes.
6. Use of exogenous testosterone within 6 months before the start of screening.
7. Major surgery within 4 weeks before the start of screening.
8. Cancer disease within the last two years except for prostate cancer and some skin cancers.

\[Note: Other protocol and subprotocol-defined criteria apply\]
Minimum Eligible Age

18 Years

Eligible Sex

MALE

Accepts Healthy Volunteers

No

Sponsors

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Debiopharm International SA

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Urologic Surgeons of Arizona

Mesa, Arizona, United States

Site Status RECRUITING

East Valley Urology Center of Arizona

Queen Creek, Arizona, United States

Site Status RECRUITING

Bakersfield Institute of Advanced Urology

Bakersfield, California, United States

Site Status RECRUITING

Grimaldi Urology

Chula Vista, California, United States

Site Status RECRUITING

Valley Urology

Fresno, California, United States

Site Status RECRUITING

Urology Group of Southern California

Los Angeles, California, United States

Site Status RECRUITING

Advanced Urology

Los Angeles, California, United States

Site Status COMPLETED

Tower Urology,

Los Angeles, California, United States

Site Status RECRUITING

Alarcon Urology Center

Montebello, California, United States

Site Status RECRUITING

Urology Center of Southern California

Murrieta, California, United States

Site Status RECRUITING

Pasadena Urological Medical Group

Pasadena, California, United States

Site Status RECRUITING

AP Medical Research

Miami, Florida, United States

Site Status RECRUITING

Biogenix Molecular

Miami, Florida, United States

Site Status RECRUITING

First Urology- Jeffersonville

Jeffersonville, Indiana, United States

Site Status RECRUITING

GU Research Network/Wichita Urology Group

Wichita, Kansas, United States

Site Status RECRUITING

Icahn School of Medicine at Mount Sinai

New York, New York, United States

Site Status RECRUITING

New York Cancer and Blood Specialists

Shirley, New York, United States

Site Status RECRUITING

Associated Urologists of North Carolina

Raleigh, North Carolina, United States

Site Status RECRUITING

Oregon Urology Institut

Springfield, Oregon, United States

Site Status RECRUITING

Carolina Urologic Research Center

Myrtle Beach, South Carolina, United States

Site Status RECRUITING

Urology Clinics of North Texas

Dallas, Texas, United States

Site Status RECRUITING

Urology of Virginia

Virginia Beach, Virginia, United States

Site Status RECRUITING

Summit Cancer Centers of North Spokane

Spokane, Washington, United States

Site Status RECRUITING

University Hospital Gent

Ghent, , Belgium

Site Status RECRUITING

AZ Groeninge

Kortrijk, , Belgium

Site Status RECRUITING

AZ Delta

Roeselare, , Belgium

Site Status RECRUITING

CHU Angers

Angers, , France

Site Status RECRUITING

CHRU de Brest - Hopital Morvan

Brest, , France

Site Status RECRUITING

Centre Jean Perrin

Clermont-Ferrand, , France

Site Status RECRUITING

Centre Georges Francois Leclerc

Dijon, , France

Site Status RECRUITING

CHU de Nantes - Hôtel Dieu

Nantes, , France

Site Status RECRUITING

AP-HP Hopital Pitie-Salpetriere

Paris, , France

Site Status RECRUITING

Hospital Universitario Vall d'Hebron

Barcelona, , Spain

Site Status RECRUITING

Hospital Clinic Barcelona

Barcelona, , Spain

Site Status RECRUITING

Hospital Clinico San Carlos

Madroñera, , Spain

Site Status RECRUITING

Corporacio Sanitaria Parc Tauli - Hospital de Sabadell

Sabadell, , Spain

Site Status RECRUITING

Instituto Valenciano de Oncologia

Valencia, , Spain

Site Status RECRUITING

Countries

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United States Belgium France Spain

Central Contacts

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Debiopharm International S.A

Role: CONTACT

Phone: +41 21 321 01 11

Email: [email protected]

Other Identifiers

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U1111-1298-8943

Identifier Type: OTHER

Identifier Source: secondary_id

2024-511038-11

Identifier Type: OTHER

Identifier Source: secondary_id

Debio 4228-201

Identifier Type: -

Identifier Source: org_study_id