Clinical Trial of BI 425809 Effect on Cognition and Functional Capacity in Schizophrenia



Status:Recruiting
Conditions:Schizophrenia
Therapuetic Areas:Psychiatry / Psychology
Healthy:No
Age Range:18 - 50
Updated:4/4/2019
Start Date:July 25, 2016
End Date:February 4, 2020
Contact:Boehringer Ingelheim Call Center
Email:clintriage.rdg@boehringer-ingelheim.com
Phone:1-800-243-0127

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A Phase II Randomised, Double-blinded, Placebo-controlled Parallel Group Trial to Examine the Efficacy and Safety of 4 Oral Doses of BI 425809 Once Daily Over 12 Week Treatment Period in Patients With Schizophrenia

The objective of the study is to investigate the efficacy, safety and pharmacokinetics of
four different doses of BI 425809 once daily compared to placebo given for 12 weeks in
patients with schizophrenia on stable antipsychotic treatment.


Inclusion criteria:

- Men or women who are 18-50 years (inclusive) of age at time of consent

- Established schizophrenia with the following clinical features:

- Outpatient, with no hospitalization for worsening of schizophrenia within 3
months prior to randomisation

- Medically stable over the prior 4 weeks and psychiatrically stable without
symptom exacerbation within 3 months prior to randomisation

- patients who have no more than a moderate severe rating on the Positive and
Negative Symptom Scale (PANSS) positive items P1, P3-P7 and no more than a
moderate rating on the PANSS positive item P2

- Current antipsychotic and concomitant psychotropic medications as assessed at Visit 1
must meet the criteria below:

- patients may have up to 2 antipsychotics (typical and/or atypical)

- patients must be maintained on current typical and/or atypical antipsychotics
other than Clozapine and on current dose for at least 4 weeks prior to
randomisation and/or maintained on current long acting injectable antipsychotics
and current dose for at least 3 months prior to randomization

- patients must be maintained on current concomitant psychotropic medications,
anticholinergics, antiepileptics and/or lithium for at least 3 months prior to
randomisation and on current dose for at least 4 weeks prior to randomisation

- Women of child-bearing potential must be ready and able to use highly effective
methods of birth control that result in a low failure rate of less than 1% per year
when used consistently and correctly.

- Patients must exhibit reliability, physiologic capability, and an educational level
sufficient to comply with all protocol procedures, in the investigator´s opinion

- Patients must have an identified informant who will be consistent throughout the
study.

- Further inclusion criteria apply

Exclusion criteria:

- Patients who have a categorical diagnosis of another current major psychiatric
disorder

- Diseases of the central nervous system that may impact cognitive test performance

- Movement disorder not currently controlled

- Patients receiving another investigational drug or procedure within 30 days or 6
half-lives (whichever is longer) or recent participation in another trial with any
cognitive enhancing therapy

- Recent participation in formal cognitive remediation program

- Recent electroconvulsive therapy

- Patients who have been on BI 409306, encenicline or other investigational drug testing
effects on cognition in schizophrenia within the last 6 months prior to randomisation
or who have previously been on bitopertin

- Participation in a clinical trial with repeated Measurement and Treatment Research to
Improve Cognition in Schizophrenia (MATRICS) Consensus Cognitive Battery (MCCB)
assessments within the last 6 months

- Patients who required change in ongoing stable benzodiazepine or sleep medication
regimen within the last 4 weeks prior to randomisation

- Treatment with Clozapine within 6 months prior to randomisation

- Treatment with medical devices (e.g. Transcranial Magnetic Stimulation (TMS),
neurofeedback) for any psychiatric condition within the last 3 months prior to
randomisation

- Patients taking strong or moderate Cytochrome P450 (CYPA4) inhibitors or inducers
within the last 30 days prior to randomization

- Any suicidal behavior in the past 2 years (i.e. actual attempt, interrupted attempt,
aborted attempt, or preparatory acts or behavior) prior to randomisation

- Any suicidal ideation of type 4 or 5 in the Columbia Suicidal Severity Rating Scale
(C-SSRS) in the past 3 months (i.e. active suicidal thought with intent but without
specific plan, or active suicidal thought with plan and intent) prior to randomisation

- Known history of Human Immunodeficiency Virus (HIV) infection and/or a positive result
for ongoing Hepatitis B or C infection on the Visit 1 central lab report

- Hemoglobin less than 120 g/L (12g/dL) in men or 115 g/L (11.5 g/dL) in women

- History of hemoglobinopathy such as thalassemia major or sickle-cell anemia

- Women who are pregnant, nursing, or who plan to become pregnant while in the trial or
men who are able to father a child, unwilling to be abstinent or use adequate
contraception for the duration of the study participation and for at least 28 days
after treatment has ended

- Significant history of drug abuse disorder (including alcohol) within the last 6
months prior to informed consent or a positive urine drug screen at screening (except
for Benzodiazepines taken according to prescription and as an ongoing, stable regimen)

- Further exclusion criteria apply
We found this trial at
21
sites
San Diego, California 92102
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Ann Arbor, Michigan 48105
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6065 Roswell Road
Atlanta, Georgia 30328
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Atlanta, Georgia 30331
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Bellevue, Washington 98007
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Bellevue, WA
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Buffalo, NY
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Cedarhurst, New York 11516
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Chicago, Illinois 60640
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Chicago, IL
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1 Elizabeth Place
Dayton, Ohio 45417
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Dayton, OH
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DeSoto, Texas 75115
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DeSoto, TX
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12772 Valley View Street
Garden Grove, California 92845
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Garden Grove, CA
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10 Milser Straße
Hall in Tirol, 6060
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Hall in Tirol,
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Lake Charles, Louisiana 70601
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Lake Charles, LA
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Lemon Grove, California 91945
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Lemon Grove, CA
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Miami, FL
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Orange, California 92868
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Orange, CA
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Panorama City, California 91402
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Panorama City, CA
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Pico Rivera, California 90660
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Raleigh, North Carolina 27603
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Raleigh, NC
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6651 Chippewa Street
Saint Louis, Missouri 63109
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Saint Louis, MO
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Salt Lake City, Utah 84105
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Salt Lake City, UT
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