CONNEX-3: A Study to Test Whether Iclepertin Improves Learning and Memory in People With Schizophrenia

NCT ID: NCT04860830

Last Updated: 2025-01-09

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

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

609 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-08-09

Study Completion Date

2024-11-20

Brief Summary

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This study is open to adults with schizophrenia. Schizophrenia can affect the way a person thinks, their memory and their mental functioning. Examples include struggling to remember things, or to read a book or pay attention to a movie. Some people have difficulty calculating the right change or planning a trip so that they arrive on time. The purpose of this study is to find out whether a medicine called iclepertin improves learning and memory in people with schizophrenia.

Participants are put into two groups randomly, which means by chance. One group takes iclepertin tablets and the other group takes placebo tablets. Placebo tablets look like iclepertin tablets but do not contain any medicine. Participants take a tablet once a day for 26 weeks. In addition, all participants take their normal medication for schizophrenia.

During this time, doctors regularly test learning and memory of the participants by use of questionnaires, interviews, and computer tests. The results of the mental ability tests are compared between the groups.

Participants are in the study for about 8 months and visit the study site about 14 times. During this time, doctors regularly check participants' health and take note of any unwanted effects.

Detailed Description

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Conditions

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Schizophrenia

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Iclepertin treatment group

Group Type EXPERIMENTAL

BI 425809

Intervention Type DRUG

BI 425809

Placebo group

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Placebo

Interventions

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BI 425809

BI 425809

Intervention Type DRUG

Placebo

Placebo

Intervention Type DRUG

Other Intervention Names

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Iclepertin

Eligibility Criteria

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Inclusion Criteria

* Signed and dated written informed consent.
* Male or female patients who are 18-50 years (inclusive) of age at time of consent.
* Diagnosis of schizophrenia utilizing Diagnostic and Statistical Manual of Mental Disorders 5th Edition (DSM-5).

\-- Patients must be clinically stable and in the residual (non-acute) phase of their illness with no hospitalization or increase level of care due to worsening of schizophrenia in the past 12 weeks or no uncontrolled positive symptoms.
* Patients should have functional impairment in day-to-day activities per investigator judgement.
* Patients maintained on current antipsychotic treatment for at least 12 weeks and on current dose for at least 35 days prior to randomization.
* Patients with any other concomitant psychoactive medications (except for anticholinergics) need to be maintained on same drug for at least 12 weeks and on current dose/ regimen for at least 35 days prior to randomization.
* Women of childbearing potential must use highly effective methods of birth control.

Exclusion Criteria

* Patient with current DSM-5 diagnosis other than Schizophrenia.
* Cognitive impairment due to other causes, or patients with dementia or epilepsy.
* Severe movement disorders.
* Any suicidal behavior in past year or suicidal ideation in the past 3 months.
* History of moderate or severe substance use disorder within the last 12 months prior to informed consent.
* Positive urine drug screen.
* Patients who were treated with Clozapine, stimulants, ketamine or electroconvulsive therapy within 6 months prior to randomization.
* Current participation in any investigational drug trial.
* Cognitive Remediation Therapy within 12 weeks prior to screening.
* Initiation or change in any type or frequency of psychotherapy within 12 weeks prior to randomization.
* Any clinically significant finding or condition that would jeopardize the patient´s safety while participating in the trial or their capability to participate in the trial.
* Haemoglobin (Hb) below lower limit of normal .
* History of haemolytic anaemia, red blood cell (RBC) membrane diseases, known Glucose-6-phosphate dehydrogenase deficiency, anaemia of any cause or patients planning to donate blood.
* Severe renal impairment.
* Indication of liver disease.
* Any documented active or suspected malignancy or history of malignancy within 5 years.
* Women who are pregnant, nursing, or who plan to become pregnant while in the trial.
Minimum Eligible Age

18 Years

Maximum Eligible Age

50 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Boehringer Ingelheim

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Advanced Research Center, Inc.

Anaheim, California, United States

Site Status

ProScience Research Group

Culver City, California, United States

Site Status

University of California Los Angeles

Los Angeles, California, United States

Site Status

CNRI - Los Angeles

Pico Rivera, California, United States

Site Status

Stanford University Medical Center

Stanford, California, United States

Site Status

Sunwise Clinical Research-Walnut Creek-70166

Walnut Creek, California, United States

Site Status

Advanced Medical Research Group Inc

Hollywood, Florida, United States

Site Status

Accel Research Sites Network

Maitland, Florida, United States

Site Status

University of Miami

Miami, Florida, United States

Site Status

Ivetmar Medical Group, LLC

Miami, Florida, United States

Site Status

Nova Psychiatry Inc.

Orlando, Florida, United States

Site Status

Synexus Clinical Research-Atlanta-67262

Atlanta, Georgia, United States

Site Status

Augusta University

Augusta, Georgia, United States

Site Status

Center for Behavioral Health, LLC

Gaithersburg, Maryland, United States

Site Status

Arch Clinical Trials, LLC

St Louis, Missouri, United States

Site Status

Omaha Insomnia and Psychiatric Services

Omaha, Nebraska, United States

Site Status

Hassman Research Institute-Berlin-60540

Berlin, New Jersey, United States

Site Status

UNC Center for Excellence in Community Mental Health, North Carolina Psychiatric Research Center

Raleigh, North Carolina, United States

Site Status

Midwest Clinical Research

Dayton, Ohio, United States

Site Status

Rivus Wellness and Research Institute

Oklahoma City, Oklahoma, United States

Site Status

Cutting Edge Research Group

Oklahoma City, Oklahoma, United States

Site Status

Oasis Life Care

State College, Pennsylvania, United States

Site Status

Ben Taub General Hospital

Houston, Texas, United States

Site Status

LinQ Research, LLC-Richmond-70076

Richmond, Texas, United States

Site Status

Clínica Privada Banfield

Banfield, , Argentina

Site Status

Fundación para el Estudio y Tratamiento de las Enfermedades Mentales (FETEM)

CABA, , Argentina

Site Status

Fundación FunDaMos para la asistencia e investigación en psiquiatría

CABA, , Argentina

Site Status

CEN (Centro Especializado Neurociencias)

Córdoba, , Argentina

Site Status

Instituto Modelo de Neurología Lennox

Córdoba, , Argentina

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Instituto Médico DAMIC S.R.L.

Córdoba, , Argentina

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Instituto de Neurociencias San Agustín

La Plata, , Argentina

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Instituto Médico de la Fundación Estudios Clínicos

Rosario, , Argentina

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Centro Medico Luquez

San Vicente, , Argentina

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AKH - Medical University of Vienna

Vienna, , Austria

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CUP Vivalia -La Clairière

Bertix, , Belgium

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Sint-Kamillus

Bierbeek, , Belgium

Site Status

Universitair Psychiatrisch Centrum Duffel (UPC Duffel)

Duffel, , Belgium

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Meclinas

Mechelen, , Belgium

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Ruschel Medicina e Pesquisa Clínica

Rio de Janeiro, , Brazil

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Clínica Viver - Centro de Desospitalização Humana

São Paulo, , Brazil

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Filipopolis Ambulatory for Group Practice for Specialized Care in Psychiatry

Plovdiv, , Bulgaria

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Medical Center "Spectar"

Plovdiv, , Bulgaria

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Medical Center Hera EOOD

Sofia, , Bulgaria

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Beijing Anding Hospital

Beijing, , China

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The Second Xiangya Hospital Of Central South University

Changsha, , China

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The third affiliated hospital of Sun Yat-Sen University

Guangzhou, , China

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Huzhou Third Municipal Hospital

Huzhou, , China

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Nanjing Brain Hospital

Nanjing, , China

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Shenzhen Kangning Hospital

Shenzhen, , China

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The First Hospital of Hebei Medical University

Shijiazhuang, , China

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Tianjin Anding Hospital

Tianjin, , China

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First Affiliated Hospital of Xi'an JiaoTong University

Xi'an, , China

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Xi'an Mental Health Center

Xi'an, , China

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Zhumadian Psychiatric Hospital

Zhumadian, , China

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National Institute of Mental Health

Klecany, , Czechia

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MP Meditrine s.r.o.

Ostrava, , Czechia

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A-SHINE s.r.o

Pilsen, , Czechia

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PRAGTIS s.r.o.

Prague, , Czechia

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INEP medical s.r.o.

Prague, , Czechia

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Psychiatrie Ricany s.r.o.

Říčany, , Czechia

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Aalborg Universitetsshospital

Aalborg, , Denmark

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Aarhus University Hospital

Aarhus, , Denmark

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Psykiatrisk Center Glostrup

Glostrup Municipality, , Denmark

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HUS Jorvi Hospital

Espoo, , Finland

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Aurora hospital

Helsinki, , Finland

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CRST - Clinical Research Services Turku

Turku, , Finland

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Studienzentrum für Neurologie und Psychiatrie

Böblingen, , Germany

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LWL-Klinik Dortmund

Dortmund, , Germany

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Universitätsmedizin der Johannes Gutenberg-Universität Mainz

Mainz, , Germany

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Klinikum der Universität München - Campus Innenstadt

München, , Germany

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Universitätsklinikum Tübingen

Tübingen, , Germany

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JSC Romuvos Clinic

Kaunas, , Lithuania

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LUHS KH Psichiatric Clinic Mariu Division

Kaunas, , Lithuania

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JSC Medical center "Puriena"

Šilutė, , Lithuania

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Vilnius City Mental Health Center

Vilnius, , Lithuania

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Centro de Investigacion Integral MEDIVEST S.C

Chihuahua City, , Mexico

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Centro para el Desarrollo de la Medicina y de Asistencia Medica Especializada S.C.

Culiacán, , Mexico

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Hospital Aranda de la Parra

León, , Mexico

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Centro de Investigación Clinica Acelerada, S.C.

Mexico City, , Mexico

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Iecsi S.C.

Monterrey, , Mexico

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Hospital Universitario Dr Jose Eleuterio Gonzalez

Monterrey, , Mexico

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BIND Investigaciones S.C.

San Luis Potosí City, , Mexico

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ULS da Região de Leiria, E.P.E.

Leiria, , Portugal

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ULS de Santa Maria, E.P.E

Lisbon, , Portugal

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ULS de Loures-Odivelas, E.P.E

Loures, , Portugal

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Clinical Hospital Center Dr. Dragisa Misovic

Belgrade, , Serbia

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General Hospital Euromedik

Belgrade, , Serbia

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Special Hospital for Psychiatric Diseases Gornja Toponica

Gornja Toponica, , Serbia

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Inje University Busan Paik Hospital

Busan, , South Korea

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Yeungnam University Medical Center

Daegu, , South Korea

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Chonnam National University Hospital

Gwangju, , South Korea

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CHA Bundang Medical Center

Seongnam, , South Korea

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Seoul National University Bundang Hospital

Seongnam, , South Korea

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Pusan National University Yangsan Hospital

Yangsan, , South Korea

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Kai-Syuan Psychiatric Hospital

Kaohsiung City, , Taiwan

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Chang Gung Memorial Hospital Keelung

Keelung, , Taiwan

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Chung Shan Medical University Hospital

Taichung, , Taiwan

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NCKUH

Tainan City, , Taiwan

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National Taiwan University Hospital

Taipei, , Taiwan

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Taipei Veterans General Hospital

Taipei, , Taiwan

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Chang Gung Memorial Hospital(Linkou)

Taoyuan, , Taiwan

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Taoyuan Psychiatric Center

Taoyuan District, , Taiwan

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Bodmin Community Hospital

Bodmin, , United Kingdom

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The Fritchie Centre

Cheltenham, , United Kingdom

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Redesmere

Chester, , United Kingdom

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Western General Hospital

Edinburgh, , United Kingdom

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Queen Elizabeth University Hospital

Glasgow, , United Kingdom

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Maudsley Hospital

London, , United Kingdom

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Warneford Hospital

Oxford, , United Kingdom

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Moorgreen Hospital

Southampton, , United Kingdom

Site Status

Countries

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United States Argentina Austria Belgium Brazil Bulgaria China Czechia Denmark Finland Germany Lithuania Mexico Portugal Serbia South Korea Taiwan United Kingdom

Related Links

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Other Identifiers

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2020-003726-23

Identifier Type: EUDRACT_NUMBER

Identifier Source: secondary_id

1346-0013

Identifier Type: -

Identifier Source: org_study_id

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