Clinical Trials Register

Summary
EudraCT Number:	2016-003092-22
Sponsor's Protocol Code Number:	CO39385
National Competent Authority:	Denmark - DHMA
Clinical Trial Type:	EEA CTA
Trial Status:	Completed
Date on which this record was first entered in the EudraCT database:	2017-03-20
Trial results	View results

Index
A. PROTOCOL INFORMATION
B. SPONSOR INFORMATION
C. APPLICANT IDENTIFICATION
D. IMP IDENTIFICATION
D.8 INFORMATION ON PLACEBO
E. GENERAL INFORMATION ON THE TRIAL
F. POPULATION OF TRIAL SUBJECTS
G. INVESTIGATOR NETWORKS TO BE INVOLVED IN THE TRIAL
N. REVIEW BY THE COMPETENT AUTHORITY OR ETHICS COMMITTEE IN THE COUNTRY CONCERNED
P. END OF TRIAL

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A. Protocol Information

A.1

Member State Concerned

Denmark - DHMA

A.2

EudraCT number

2016-003092-22

A.3

Full title of the trial

A PHASE III, MULTICENTER, RANDOMIZED STUDY OF ATEZOLIZUMAB (ANTI−PD-L1 ANTIBODY) IN COMBINATION WITH ENZALUTAMIDE VERSUS ENZALUTAMIDE ALONE IN PATIENTS WITH METASTATIC CASTRATION-RESISTANT PROSTATE CANCER AFTER FAILURE OF AN ANDROGEN SYNTHESIS INHIBITOR AND FAILURE OF, INELIGIBILITY FOR, OR REFUSAL OF A TAXANE REGIMEN

A.3.1

Title of the trial for lay people, in easily understood, i.e. non-technical, language

A Study of Atezolizumab (Anti PD L1 Antibody) in Combination With Enzalutamide Versus Enzalutamide Alone in Patients With Metastatic Castration-Resistant Prostrate Cancer After Failure of an Androgen Synthesis Inhibitor And Failure of, Ineligibility For, or Refusal of a Taxane Regimen

A.4.1

Sponsor's protocol code number

CO39385

A.7

Trial is part of a Paediatric Investigation Plan

A.8

EMA Decision number of Paediatric Investigation Plan

B. Sponsor Information
B.Sponsor: 1
B.1.1	Name of Sponsor	F. Hoffman-La Roche Ltd.
B.1.3.4	Country	Switzerland
B.3.1 and B.3.2	Status of the sponsor	Commercial
B.4 Source(s) of Monetary or Material Support for the clinical trial:
B.4.1	Name of organisation providing support	F. Hoffmann-La Roche Ltd.
B.4.2	Country	Switzerland
B.5 Contact point designated by the sponsor for further information on the trial
B.5.1	Name of organisation	F.Hoffmann-La Roche Ltd.
B.5.2	Functional name of contact point	Trial Information Support Line-TISL
B.5.3	Address:
B.5.3.1	Street Address	Grenzacherstrasse 124
B.5.3.2	Town/ city	Basel
B.5.3.3	Post code	4047
B.5.3.4	Country	Switzerland
B.5.6	E-mail	global.rochegenentechtrials@roche.com

D. IMP Identification
D.IMP: 1
D.1.2 and D.1.3	IMP Role	Test
D.2	Status of the IMP to be used in the clinical trial
D.2.1	IMP to be used in the trial has a marketing authorisation	No
D.2.5	The IMP has been designated in this indication as an orphan drug in the Community	No
D.2.5.1	Orphan drug designation number
D.3 Description of the IMP
D.3.1	Product name	Atezolizumab
D.3.2	Product code	RO5541267
D.3.4	Pharmaceutical form	Solution for infusion
D.3.4.1	Specific paediatric formulation	No
D.3.7	Routes of administration for this IMP	Intravenous use
D.3.8 to D.3.10 IMP Identification Details (Active Substances)
D.3.8	INN - Proposed INN	ATEZOLIZUMAB
D.3.9.2	Current sponsor code	RO5541267
D.3.9.3	Other descriptive name	SUB178312
D.3.9.4	EV Substance Code	SUB178312
D.3.10	Strength
D.3.10.1	Concentration unit	mg/ml milligram(s)/millilitre
D.3.10.2	Concentration type	equal
D.3.10.3	Concentration number	60
D.3.11 The IMP contains an:
D.3.11.1	Active substance of chemical origin	No
D.3.11.2	Active substance of biological/ biotechnological origin (other than Advanced Therapy IMP (ATIMP)	Yes
	The IMP is a:
D.3.11.3	Advanced Therapy IMP (ATIMP)	No
D.3.11.3.1	Somatic cell therapy medicinal product	No
D.3.11.3.2	Gene therapy medical product	No
D.3.11.3.3	Tissue Engineered Product	No
D.3.11.3.4	Combination ATIMP (i.e. one involving a medical device)	No
D.3.11.3.5	Committee on Advanced therapies (CAT) has issued a classification for this product	No
D.3.11.4	Combination product that includes a device, but does not involve an Advanced Therapy	No
D.3.11.5	Radiopharmaceutical medicinal product	No
D.3.11.6	Immunological medicinal product (such as vaccine, allergen, immune serum)	No
D.3.11.7	Plasma derived medicinal product	No
D.3.11.8	Extractive medicinal product	No
D.3.11.9	Recombinant medicinal product	Yes
D.3.11.10	Medicinal product containing genetically modified organisms	No
D.3.11.11	Herbal medicinal product	No
D.3.11.12	Homeopathic medicinal product	No
D.3.11.13	Another type of medicinal product	No
D.IMP: 2
D.1.2 and D.1.3	IMP Role	Comparator
D.2	Status of the IMP to be used in the clinical trial
D.2.1	IMP to be used in the trial has a marketing authorisation	Yes
D.2.1.1.1	Trade name	Xtandi
D.2.1.1.2	Name of the Marketing Authorisation holder	Astellas Pharma Europe B.V.
D.2.1.2	Country which granted the Marketing Authorisation	European Union
D.2.5	The IMP has been designated in this indication as an orphan drug in the Community	No
D.2.5.1	Orphan drug designation number
D.3 Description of the IMP
D.3.1	Product name	Enzalutamide
D.3.4	Pharmaceutical form	Capsule, soft
D.3.4.1	Specific paediatric formulation	No
D.3.7	Routes of administration for this IMP	Oral use
D.3.8 to D.3.10 IMP Identification Details (Active Substances)
D.3.8	INN - Proposed INN	ENZALUTAMIDE
D.3.9.1	CAS number	915087-33-1
D.3.9.2	Current sponsor code	RO5251782
D.3.9.4	EV Substance Code	SUB77412
D.3.10	Strength
D.3.10.1	Concentration unit	mg milligram(s)
D.3.10.2	Concentration type	equal
D.3.10.3	Concentration number	40
D.3.11 The IMP contains an:
D.3.11.1	Active substance of chemical origin	Yes
D.3.11.2	Active substance of biological/ biotechnological origin (other than Advanced Therapy IMP (ATIMP)	No
	The IMP is a:
D.3.11.3	Advanced Therapy IMP (ATIMP)	No
D.3.11.3.1	Somatic cell therapy medicinal product	No
D.3.11.3.2	Gene therapy medical product	No
D.3.11.3.3	Tissue Engineered Product	No
D.3.11.3.4	Combination ATIMP (i.e. one involving a medical device)	No
D.3.11.3.5	Committee on Advanced therapies (CAT) has issued a classification for this product	No
D.3.11.4	Combination product that includes a device, but does not involve an Advanced Therapy	No
D.3.11.5	Radiopharmaceutical medicinal product	No
D.3.11.6	Immunological medicinal product (such as vaccine, allergen, immune serum)	No
D.3.11.7	Plasma derived medicinal product	No
D.3.11.8	Extractive medicinal product	No
D.3.11.9	Recombinant medicinal product	No
D.3.11.10	Medicinal product containing genetically modified organisms	No
D.3.11.11	Herbal medicinal product	No
D.3.11.12	Homeopathic medicinal product	No
D.3.11.13	Another type of medicinal product	No
D.IMP: 3
D.1.2 and D.1.3	IMP Role	Test
D.2	Status of the IMP to be used in the clinical trial
D.2.1	IMP to be used in the trial has a marketing authorisation	Yes
D.2.1.1.1	Trade name	Tecentriq
D.2.1.1.2	Name of the Marketing Authorisation holder	Roche Registration GmbH
D.2.1.2	Country which granted the Marketing Authorisation	European Union
D.2.5	The IMP has been designated in this indication as an orphan drug in the Community	No
D.2.5.1	Orphan drug designation number
D.3 Description of the IMP
D.3.4	Pharmaceutical form	Concentrate for solution for infusion
D.3.4.1	Specific paediatric formulation	No
D.3.7	Routes of administration for this IMP	Intravenous use
D.3.8 to D.3.10 IMP Identification Details (Active Substances)
D.3.8	INN - Proposed INN	ATEZOLIZUMAB
D.3.9.2	Current sponsor code	RO5541267
D.3.9.4	EV Substance Code	SUB178312
D.3.10	Strength
D.3.10.1	Concentration unit	mg/ml milligram(s)/millilitre
D.3.10.2	Concentration type	equal
D.3.10.3	Concentration number	60
D.3.11 The IMP contains an:
D.3.11.1	Active substance of chemical origin	No
D.3.11.2	Active substance of biological/ biotechnological origin (other than Advanced Therapy IMP (ATIMP)	Yes
	The IMP is a:
D.3.11.3	Advanced Therapy IMP (ATIMP)	No
D.3.11.3.1	Somatic cell therapy medicinal product	No
D.3.11.3.2	Gene therapy medical product	No
D.3.11.3.3	Tissue Engineered Product	No
D.3.11.3.4	Combination ATIMP (i.e. one involving a medical device)	No
D.3.11.3.5	Committee on Advanced therapies (CAT) has issued a classification for this product	No
D.3.11.4	Combination product that includes a device, but does not involve an Advanced Therapy	No
D.3.11.5	Radiopharmaceutical medicinal product	No
D.3.11.6	Immunological medicinal product (such as vaccine, allergen, immune serum)	No
D.3.11.7	Plasma derived medicinal product	No
D.3.11.8	Extractive medicinal product	No
D.3.11.9	Recombinant medicinal product	Yes
D.3.11.10	Medicinal product containing genetically modified organisms	No
D.3.11.11	Herbal medicinal product	No
D.3.11.12	Homeopathic medicinal product	No
D.3.11.13	Another type of medicinal product	No

D.8 Information on Placebo

E. General Information on the Trial

E.1 Medical condition or disease under investigation

E.1.1

Medical condition(s) being investigated

Metastatic Castration-Resistant Prostrate Cancer (mCRPC)

E.1.1.1

Medical condition in easily understood language

mCRPC is prostate cancer that is resistant to medical (e.g., hormonal) or surgical treatments that lower testosterone, and has spread to other parts of the body

E.1.1.2

Therapeutic area

Diseases [C] - Cancer [C04]

MedDRA Classification

E.1.2 Medical condition or disease under investigation

E.1.2	Version	21.1
E.1.2	Level	PT
E.1.2	Classification code	10036909
E.1.2	Term	Prostate cancer metastatic
E.1.2	System Organ Class	10029104 - Neoplasms benign, malignant and unspecified (incl cysts and polyps)

E.1.2 Medical condition or disease under investigation

E.1.2	Version	21.1
E.1.2	Level	LLT
E.1.2	Classification code	10076506
E.1.2	Term	Castration-resistant prostate cancer
E.1.2	System Organ Class	10029104 - Neoplasms benign, malignant and unspecified (incl cysts and polyps)

E.1.3

Condition being studied is a rare disease

E.2 Objective of the trial

E.2.1

Main objective of the trial

To evaluate the efficacy of atezolizumab/enzalutamide compared with enzalutamide alone

E.2.2

Secondary objectives of the trial

To evaluate the efficacy of atezolizumab/enzalutamide compared with enzalutamide alone
To evaluate the safety and tolerability of atezolizumab/enzalutamide compared with enzalutamide alone
To characterize the pharmacokinetics (PK)of atezolizumab when given in combination with enzalutamide
To characterize the PK of enzalutamide and its active metabolite N-desmethyl enzalutamide when enzalutamide is administered alone or in combination with atezolizumab
To evaluate the immune response to atezolizumab

E.2.3

Trial contains a sub-study

E.3

Principal inclusion criteria

- Eastern Cooperative Oncology Group performance status of 0 or 1
- Life expectancy >= 3 months
- Histologically confirmed adenocarcinoma of the prostate
- Progressive, castrate-resistant disease prior to screening by prostate-specific antigen (PSA) or imaging per prostate cancer working group 3 (PCWG3) criteria during or following the direct prior line of therapy in the setting of medical or surgical castration
- One prior regimen/line of a taxane-containing regimen for mCRPC or refusal or ineligibility of a taxane-containing regimen
- Progression on prior regimen/line of an androgen synthesis inhibitor for prostate cancer
- Availability of a representative tumor specimen from a site not previously irradiated that is suitable for determination of programmed death ligand 1 (PD L1) status via central testing
- Adequate hematologic and end organ function

E.4

Principal exclusion criteria

Cancer-specific exclusions
-Prior treatment with enzalutamide or any other newer hormonal androgen receptor inhivitor (e.g. apalutamide, ODM 201)
-Treatment with any approved anti-cancer therapy, including chemotherapy, immunotherapy, radiopharmaceutical or hormonal therapy (with the exception of abiraterone), within 4 weeks prior to initiation of study treatment
- Treatment with abiraterone within 2 weeks prior to study treatment
- Structurally unstable bone lesions suggesting impending fracture
- Known or suspected brain metastasis or active leptomeningeal disease
General medical exclusions
- Major surgical procedure other than for diagnosis within 4 weeks prior to initiation of study treatment or anticipation of need for a major surgical procedure during the course of the study
Exclusion criteria related to atezolizumab
- Active or history of autoimmune disease or immune deficiency
- Prior allogeneic stem cell or solid organ transplantation
- History of pulmonary fibrosis/inflammation
- Positive HIV test, active hepatitis B or C virus infection, or active tuberculosis
- Prior treatment with CD137 agonists or immune checkpoint blockade therapies, including anti Cytotoxic T Lymphocyte-Associated (CTLA) 4, anti programmed death 1 (PD 1), and anti PD L1 therapeutic antibodies
- Treatment with systemic immunostimulatory agents within 4 weeks or five half-lives of the drug, whichever is shorter, prior to initiation of study treatment
- Treatment with systemic immunosuppressive medication within 2 weeks prior to initiation of study
Exclusion criteria related to enzalutamide
- History of seizure or any condition that may predispose to seizure within 12 months prior to study treatment including history of unexplained loss of consciousness or transient ischemic attack within 12 months prior to study treatment

E.5 End points

E.5.1

Primary end point(s)

1. Overall survival (OS)

E.5.1.1

Timepoint(s) of evaluation of this end point

1. Up to approximately 42 months

E.5.2

Secondary end point(s)

1. Time to first symptomatic skeletal event
2. Radiographic progression-free survival (rPFS), as assessed by the investigator and adapted from the PCWG3 criteria
3. PSA response rate
4. Time to PSA progression
5. Objective response rate determined by the investigator through use of PCWG3 criteria and immune modified response evaluation criteria in solid tumors criteria
6. Incidence, nature, frequency, and severity of adverse events, with severity determined through use of the National Cancer Institute Common Terminology Criteria for Adverse Events Version 4
7. Serum concentration of atezolizumab at specified timepoints
8. Plasma concentration of enzalutamide and N-desmethyl enzalutamide at specified timepoints in the safety run in phase and in a PK cohort in the randomized phase
9. Incidence of anti-therapeutic antibodies (ATAs) against atezolizumab

E.5.2.1

Timepoint(s) of evaluation of this end point

1-6. Up to approximately 42 months
7. Cycle (C) 1 Day (D) 1, C2D1, C3D1, C4D1, C8D1, C12D1, C16D1; at atezolizumab discontinuation visit; and 120 days after last dose of atezolizumab
8. C1D1, C3D1, and C8D1
9. C1D1, C2D1, C3D1, C4D1, C8D1, C12D1, C16D1; at atezolizumab discontinuation visit; and 120 days after last dose of atezolizumab

E.6 and E.7 Scope of the trial

E.6

Scope of the trial

E.6.1

Diagnosis

E.6.2

Prophylaxis

E.6.3

Therapy

Yes

E.6.4

Safety

Yes

E.6.5

Efficacy

Yes

E.6.6

Pharmacokinetic

Yes

E.6.7

Pharmacodynamic

E.6.8

Bioequivalence

E.6.9

Dose response

E.6.10

Pharmacogenetic

E.6.11

Pharmacogenomic

E.6.12

Pharmacoeconomic

E.6.13

Others

E.7

Trial type and phase

E.7.1

Human pharmacology (Phase I)

E.7.1.1

First administration to humans

E.7.1.2

Bioequivalence study

E.7.1.3

Other

E.7.1.3.1

Other trial type description

E.7.2

Therapeutic exploratory (Phase II)

E.7.3

Therapeutic confirmatory (Phase III)

Yes

E.7.4

Therapeutic use (Phase IV)

E.8 Design of the trial

E.8.1

Controlled

Yes

E.8.1.1

Randomised

Yes

E.8.1.2

Open

Yes

E.8.1.3

Single blind

E.8.1.4

Double blind

E.8.1.5

Parallel group

Yes

E.8.1.6

Cross over

E.8.1.7

Other

E.8.2

Comparator of controlled trial

E.8.2.1

Other medicinal product(s)

Yes

E.8.2.2

Placebo

E.8.2.3

Other

Yes

E.8.2.3.1

Comparator description

Enzalutamide

E.8.2.4

Number of treatment arms in the trial

E.8.3

The trial involves single site in the Member State concerned

E.8.4

The trial involves multiple sites in the Member State concerned

Yes

E.8.4.1

Number of sites anticipated in Member State concerned

E.8.5

The trial involves multiple Member States

Yes

E.8.5.1

Number of sites anticipated in the EEA

E.8.6 Trial involving sites outside the EEA

E.8.6.1

Trial being conducted both within and outside the EEA

Yes

E.8.6.2

Trial being conducted completely outside of the EEA

E.8.6.3

If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned

Australia

Austria

Belgium

Canada

China

Czech Republic

Denmark

European Union

France

Germany

Greece

Hungary

Italy

Japan

Korea, Republic of

Poland

Russian Federation

Spain

Switzerland

Taiwan

United Kingdom

United States

E.8.7

Trial has a data monitoring committee

Yes

E.8.8

Definition of the end of the trial and justification where it is not the last visit of the last subject undergoing the trial

The end of this study is defined as the earliest date of the following:
• Receipt of last data point from the last patient
• Sponsor decision to end the study

E.8.9 Initial estimate of the duration of the trial

E.8.9.1

In the Member State concerned years

E.8.9.1

In the Member State concerned months

E.8.9.1

In the Member State concerned days

E.8.9.2

In all countries concerned by the trial months

F. Population of Trial Subjects

F.1 Age Range

F.1.1

Trial has subjects under 18

F.1.1.1

In Utero

F.1.1.2

Preterm newborn infants (up to gestational age < 37 weeks)

F.1.1.3

Newborns (0-27 days)

F.1.1.4

Infants and toddlers (28 days-23 months)

F.1.1.5

Children (2-11years)

F.1.1.6

Adolescents (12-17 years)

F.1.2

Adults (18-64 years)

Yes

F.1.2.1

Number of subjects for this age range:

186

F.1.3

Elderly (>=65 years)

F.1.3.1

Number of subjects for this age range:

585

F.2 Gender

F.2.1

Female

F.2.2

Male

Yes

F.3 Group of trial subjects

F.3.1

Healthy volunteers

F.3.2

Patients

Yes

F.3.3

Specific vulnerable populations

F.3.3.1

Women of childbearing potential not using contraception

F.3.3.2

Women of child-bearing potential using contraception

F.3.3.3

Pregnant women

F.3.3.4

Nursing women

F.3.3.5

Emergency situation

F.3.3.6

Subjects incapable of giving consent personally

F.3.3.7

Others

F.4 Planned number of subjects to be included

F.4.1

In the member state

F.4.2

For a multinational trial

F.4.2.1

In the EEA

380

F.4.2.2

In the whole clinical trial

771

F.5

Plans for treatment or care after the subject has ended the participation in the trial (if it is different from the expected normal treatment of that condition)

The Sponsor will offer post-study access to Sponsor study drug (atezolizumab) free of charge to eligible patients in accordance with the Roche Global Policy on Continued Access to Investigational Medicinal Product.

G. Investigator Networks to be involved in the Trial

N. Review by the Competent Authority or Ethics Committee in the country concerned

Competent Authority Decision

Authorised

Date of Competent Authority Decision

2017-03-27

Ethics Committee Opinion of the trial application

Favourable

Ethics Committee Opinion: Reason(s) for unfavourable opinion

Date of Ethics Committee Opinion

2017-07-10

P. End of Trial
P.	End of Trial Status	Completed
P.	Date of the global end of the trial	2022-12-20

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