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Completed Phase 3 Interventional Results available

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

ClinicalTrials.gov ID: NCT04860830

Public ClinicalTrials.gov record NCT04860830. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 22, 2026, 12:24 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase III Randomized, Double-blind, Placebo-controlled Parallel Group Trial to Examine the Efficacy and Safety of Iclepertin Once Daily Over 26 Week Treatment Period in Patients With Schizophrenia (CONNEX-3)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

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.

Study identification

NCT ID
NCT04860830
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Boehringer Ingelheim
Industry
Enrollment
609 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 50 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Aug 9, 2021 (Actual)
Primary completion
Oct 28, 2024 (Actual)
Completion
Nov 20, 2024 (Actual)
Last update posted
Feb 6, 2026

2021 – 2024

United States locations

U.S. sites
24
U.S. states
12
U.S. cities
22
Facility City State ZIP Site status
Advanced Research Center, Inc. Anaheim California 92805 —
ProScience Research Group Culver City California 90230 —
University of California Los Angeles Los Angeles California 90095 —
CNRI - Los Angeles Pico Rivera California 90660 —
Stanford University Medical Center Stanford California 94304 —
Sunwise Clinical Research-Walnut Creek-70166 Walnut Creek California 94596 —
Advanced Medical Research Group Inc Hollywood Florida 33021 —
Accel Research Sites Network Maitland Florida 32751 —
University of Miami Miami Florida 33136 —
Ivetmar Medical Group, LLC Miami Florida 33155 —
Nova Psychiatry Inc. Orlando Florida 32803 —
Synexus Clinical Research-Atlanta-67262 Atlanta Georgia 30328 —
Augusta University Augusta Georgia 30912 —
Center for Behavioral Health, LLC Gaithersburg Maryland 20877 —
Arch Clinical Trials, LLC St Louis Missouri 63141 —
Omaha Insomnia and Psychiatric Services Omaha Nebraska 68144 —
Hassman Research Institute-Berlin-60540 Berlin New Jersey 08009 —
UNC Center for Excellence in Community Mental Health, North Carolina Psychiatric Research Center Raleigh North Carolina 27608 —
Midwest Clinical Research Dayton Ohio 45417 —
Rivus Wellness and Research Institute Oklahoma City Oklahoma 73112 —
Cutting Edge Research Group Oklahoma City Oklahoma 73116 —
Oasis Life Care State College Pennsylvania 16801 —
Ben Taub General Hospital Houston Texas 77030 —
LinQ Research, LLC-Richmond-70076 Richmond Texas 77407 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 86 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04860830, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Feb 6, 2026 · Synced Oct 22, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04860830 live on ClinicalTrials.gov.

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