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Evaluating the Safety and Tolerability of Brexpiprazole in the Treatment of Adults With Borderline Personality Disorder (BPD)

A Multicenter, Open-label Trial to Evaluate the Safety and Tolerability of Brexpiprazole in the Treatment of Adult Subjects With Borderline Personality Disorder

Status
Completed
Phases
Phase 2Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04186403
Enrollment
201
Registered
2019-12-04
Start date
2020-01-13
Completion date
2021-09-22
Last updated
2024-10-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Borderline Personality Disorder

Brief summary

This study evaluates the safety and tolerability of brexpiprazole in the treatment of adults with borderline personality disorder.

Interventions

DRUGBrexpiprazole

Administered as tablets.

Sponsors

Otsuka Pharmaceutical Development & Commercialization, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

* Participants, who completed the last treatment visit of the previous double-blind brexpiprazole BPD trial and who, in the opinion of the investigator, could potentially benefit from administration of brexpiprazole for the treatment of BPD. * Male or female outpatients, ages 18 to 65 years, inclusive, at the time of informed consent of the previous double-blind brexpiprazole BPD trial.

Exclusion criteria

* Sexually active males or females of childbearing potential (FOCBP) who do not agree to practice 2 different methods of birth control or remain abstinent during the trial and for 30 days after the last dose of IMP. Male participants must also agree not to donate sperm from trial screening/baseline through 30 days after the last dose of investigational medicinal product (IMP). * Women who are breastfeeding and/or who have a positive pregnancy test result prior to receiving IMP. * Participants who participated in a clinical trial within 90 days prior to screening/baseline (with the exception of a previous brexpiprazole double-blind BPD trial) or who participated in more than 2 clinical trials within a year prior to screening/baseline. * Participants who develop a medically significant abnormality.

Design outcomes

Primary

MeasureTime frameDescription
Number of Participants With Treatment-Emergent Adverse Events (TEAEs) and as Per SeveritySigning of ICF up to 30 days post last dose of study drug (up to approximately 16 weeks)An adverse event (AE) is defined as any untoward medical occurrence in a clinical trial participant administered an IMP and which does not necessarily have a causal relationship with this treatment. TEAEs are defined as AEs with an onset date on or after the start of open-label treatment. The severity of AEs was graded on a 3-point scale: 1=Mild (Discomfort noticed, but no disruption to daily activity), 2=Moderate (Discomfort sufficient to reduce or affect normal daily activity), and 3=Severe (Inability to work or perform normal daily activity).

Secondary

MeasureTime frameDescription
Number of Participants With Potentially Clinically Significant Vital Sign AbnormalitiesScreening up to Week 12Potentially clinically significant vital sign abnormalities included: Heart rate standing in bpm (\<50 bpm and decrease \>=15 bpm, \>120 bpm and increase \>=15 bpm); Weight in kilograms (kgs) (decrease \>=7%, increase \>=7%).
Number of Participants With Potentially Clinically Significant Laboratory AbnormalitiesScreening up to Week 12Potentially clinically significant laboratory abnormalities included serum chemistry: Prolactin \>upper limit of normal (ULN) (nanograms per millilitre \[ng/ml\] in males and females), fasting glucose ≥100 (milligrams per decilitre \[mg/dl\]), fasting high-density lipoprotein (HDL) cholesterol \<40 (men)/ \<50 (women) (mg/dl), fasting low-density lipoprotein (LDL) cholesterol ≥160 (mg/dl), fasting cholesterol ≥240 (mg/dl), fasting triglycerides ≥150 (mg/dl); Creatine phosphokinase (CPK)/renal: Creatine kinase \>3xULN (units per litre \[U/l\]), creatinine ≥2.0 (mg/dl), urea nitrogen ≥30 (mg/dl).
Change From Baseline in Simpson-Angus Scale (SAS) Total ScoreBaseline and Week 12The SAS scale is used to evaluate extrapyramidal symptoms (EPS) and consists of a list of 10 symptoms of Parkinsonism (gait, arm dropping, shoulder shaking, elbow rigidity, wrist rigidity, head rotation, glabella tap, tremor, salivation, and akathisia). Each item is rated on a 5-point scale, with a score range of 0 (absence of symptoms) to 4 (severe condition). The SAS total score is the sum of the scores for all 10 items, possible total score is 0 to 40. Negative change from baseline indicates less symptoms.
Number of Participants With Potentially Clinically Significant Electrocardiogram (ECG) AbnormalitiesScreening up to Week 12Potentially clinically significant ECG abnormalities included rate: Bradycardia (vent \<=50 beats per minute \[bpm\] and decrease \>=15 bpm); Rhythm: Sinus bradycardia (\<=50 bpm and decrease \>=15 bpm), absence during baseline and presence of ventricular premature beat post baseline; ST/T morphology: Absence at baseline and presence of symmetrical T-wave inversion post baseline.
Change From Baseline in Barnes Akathisia Rating Scale (BARS): Global Clinical Assessment of Akathisia ScoreBaseline and Week 12The BARS consists of 4 items related to akathisia: Objective observation of akathisia by the investigator, subjective feelings of restlessness by the participant, subjective distress due to akathisia, and global clinical assessment of akathisia. The fourth item, global clinical evaluation was rated on a 6-point scale, with a score range of 0 (absence of symptoms) to 5 (severe akathisia). Lower scores indicate less symptoms and negative change from baseline indicate less symptoms.
Number of Participants With Suicidal Ideation and Behavior as Assessed by the Columbia-Suicide Severity Rating Scale (C-SSRS)Baseline up to Week 12C-SSRS was used to assess the suicidality of participants during the study. The assessment included yes or no responses for 5 questions, each related to suicidal ideation (wish to be dead, non-specific active suicidal thoughts, active suicidal ideation with any methods, active suicidal ideation with some intent, active suicidal ideation with specific plan) and suicidal behavior (preparatory acts or behavior, aborted attempt, interrupted attempt, actual attempt, suicide). Numeric ratings were provided for suicidal ideation: Score range of 1 (wish to be dead) to 5 (active suicidal ideation with specific plan and intent), higher total scores indicate more suicidal ideation; Suicidal behavior: Score range of 0 (no suicidal behavior) to 4 (actual suicide attempt), higher total scores indicate more suicidal behavior.
Change From Baseline in Abnormal Involuntary Movement Scale (AIMS) Total ScoreBaseline and Week 12The AIMS scale consists of 10 items describing symptoms of dyskinesia: Facial and oral movements (items 1-4), extremity movements (items 5 and 6), and trunk movements (item 7), dyskinesias (items 8-10). Each item is rated on a 5-point scale, with a score range of 0 (absence of symptoms) (for item 10, no awareness) to 4 (severe condition) (for item 10, awareness, severe distress). AIMS total score is the sum of the ratings for the first seven items with the possible total scores of 0 to 28. Negative change from baseline indicates less symptoms.

Countries

United States

Participant flow

Recruitment details

Participants were enrolled at 55 investigational sites in Spain, Ukraine, and the United States (US) from 13 January 2020 to 22 September 2021.

Pre-assignment details

A total of 203 participants with borderline personality disorder (BPD), who completed the previous double-blind trial (NCT04100096) were screened, out of which 201 participants were enrolled in this study. Of the enrolled participants, 90 received 2 to 3 milligrams per day (mg/day) brexpiprazole and 111 received brexpiprazole matching placebo in the previous double-blind trial.

Participants by arm

ArmCount
Prior Brexpiprazole 2-3 mg/Day
Participants who received blinded brexpiprazole 2 to 3 mg/day in the previous double-blind trial (NCT04100096), received open-label brexpiprazole 2 to 3 mg/day tablets, orally for up to 12 weeks.
90
Prior Placebo
Participants who received blinded brexpiprazole matching placebo in the previous double-blind trial (NCT04100096), received open-label brexpiprazole 2 to 3 mg/day tablets, orally for up to 12 weeks.
111
Total201

Withdrawals & dropouts

PeriodReasonFG000FG001
Overall StudyAdverse Event18
Overall StudyLost to Follow-up73
Overall StudyOther: Not Related to Covid-1930
Overall StudyPhysician Decision10
Overall StudyWithdrawal by Subject78

Baseline characteristics

CharacteristicPrior Brexpiprazole 2-3 mg/DayPrior PlaceboTotal
Age, Continuous33.6 years
STANDARD_DEVIATION 10.5
32.0 years
STANDARD_DEVIATION 10.6
32.7 years
STANDARD_DEVIATION 10.6
Race/Ethnicity, Customized
Ethnicity
Hispanic or Latino
15 Participants17 Participants32 Participants
Race/Ethnicity, Customized
Ethnicity
Not Hispanic or Latino
75 Participants93 Participants168 Participants
Race/Ethnicity, Customized
Ethnicity
Other
0 Participants1 Participants1 Participants
Race/Ethnicity, Customized
Race
American Indian or Alaska Native
2 Participants0 Participants2 Participants
Race/Ethnicity, Customized
Race
Asian
4 Participants0 Participants4 Participants
Race/Ethnicity, Customized
Race
Black or African American
7 Participants19 Participants26 Participants
Race/Ethnicity, Customized
Race
Native Hawaiian or Other Pacific Islander
0 Participants1 Participants1 Participants
Race/Ethnicity, Customized
Race
Other
5 Participants2 Participants7 Participants
Race/Ethnicity, Customized
Race
White
72 Participants89 Participants161 Participants
Sex: Female, Male
Female
71 Participants92 Participants163 Participants
Sex: Female, Male
Male
19 Participants19 Participants38 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
0 / 900 / 111
other
Total, other adverse events
8 / 8831 / 111
serious
Total, serious adverse events
1 / 882 / 111

Outcome results

Primary

Number of Participants With Treatment-Emergent Adverse Events (TEAEs) and as Per Severity

An adverse event (AE) is defined as any untoward medical occurrence in a clinical trial participant administered an IMP and which does not necessarily have a causal relationship with this treatment. TEAEs are defined as AEs with an onset date on or after the start of open-label treatment. The severity of AEs was graded on a 3-point scale: 1=Mild (Discomfort noticed, but no disruption to daily activity), 2=Moderate (Discomfort sufficient to reduce or affect normal daily activity), and 3=Severe (Inability to work or perform normal daily activity).

Time frame: Signing of ICF up to 30 days post last dose of study drug (up to approximately 16 weeks)

Population: Safety sample included all participants who received at least 1 dose of IMP.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Treatment-Emergent Adverse Events (TEAEs) and as Per SeverityTEAEs30 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Treatment-Emergent Adverse Events (TEAEs) and as Per SeverityMild TEAEs14 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Treatment-Emergent Adverse Events (TEAEs) and as Per SeverityModerate TEAEs19 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Treatment-Emergent Adverse Events (TEAEs) and as Per SeveritySevere TEAEs3 Participants
Prior PlaceboNumber of Participants With Treatment-Emergent Adverse Events (TEAEs) and as Per SeveritySevere TEAEs4 Participants
Prior PlaceboNumber of Participants With Treatment-Emergent Adverse Events (TEAEs) and as Per SeverityTEAEs56 Participants
Prior PlaceboNumber of Participants With Treatment-Emergent Adverse Events (TEAEs) and as Per SeverityModerate TEAEs30 Participants
Prior PlaceboNumber of Participants With Treatment-Emergent Adverse Events (TEAEs) and as Per SeverityMild TEAEs37 Participants
Secondary

Change From Baseline in Abnormal Involuntary Movement Scale (AIMS) Total Score

The AIMS scale consists of 10 items describing symptoms of dyskinesia: Facial and oral movements (items 1-4), extremity movements (items 5 and 6), and trunk movements (item 7), dyskinesias (items 8-10). Each item is rated on a 5-point scale, with a score range of 0 (absence of symptoms) (for item 10, no awareness) to 4 (severe condition) (for item 10, awareness, severe distress). AIMS total score is the sum of the ratings for the first seven items with the possible total scores of 0 to 28. Negative change from baseline indicates less symptoms.

Time frame: Baseline and Week 12

Population: Safety sample included all participants who received at least 1 dose of IMP. Overall number analyzed is the number of participants with data available for analyses. 'Number Analyzed' signifies number of participants with available data for this outcome measure at the specified timepoint.

ArmMeasureGroupValue (MEAN)Dispersion
Prior Brexpiprazole 2-3 mg/DayChange From Baseline in Abnormal Involuntary Movement Scale (AIMS) Total ScoreBaseline0.0 score on a scaleStandard Deviation 0.1
Prior Brexpiprazole 2-3 mg/DayChange From Baseline in Abnormal Involuntary Movement Scale (AIMS) Total ScoreChange From Baseline at Week 120.0 score on a scaleStandard Deviation 0.2
Prior PlaceboChange From Baseline in Abnormal Involuntary Movement Scale (AIMS) Total ScoreBaseline0.1 score on a scaleStandard Deviation 0.8
Prior PlaceboChange From Baseline in Abnormal Involuntary Movement Scale (AIMS) Total ScoreChange From Baseline at Week 12-0.1 score on a scaleStandard Deviation 0.9
Secondary

Change From Baseline in Barnes Akathisia Rating Scale (BARS): Global Clinical Assessment of Akathisia Score

The BARS consists of 4 items related to akathisia: Objective observation of akathisia by the investigator, subjective feelings of restlessness by the participant, subjective distress due to akathisia, and global clinical assessment of akathisia. The fourth item, global clinical evaluation was rated on a 6-point scale, with a score range of 0 (absence of symptoms) to 5 (severe akathisia). Lower scores indicate less symptoms and negative change from baseline indicate less symptoms.

Time frame: Baseline and Week 12

Population: Safety sample included all participants who received at least 1 dose of IMP. Overall number analyzed is the number of participants with data available for analyses. 'Number Analyzed' signifies number of participants with available data for this outcome measure at the specified timepoint.

ArmMeasureGroupValue (MEAN)Dispersion
Prior Brexpiprazole 2-3 mg/DayChange From Baseline in Barnes Akathisia Rating Scale (BARS): Global Clinical Assessment of Akathisia ScoreBaseline0.1 score on a scaleStandard Deviation 0.3
Prior Brexpiprazole 2-3 mg/DayChange From Baseline in Barnes Akathisia Rating Scale (BARS): Global Clinical Assessment of Akathisia ScoreChange From Baseline at Week 12-0.1 score on a scaleStandard Deviation 0.3
Prior PlaceboChange From Baseline in Barnes Akathisia Rating Scale (BARS): Global Clinical Assessment of Akathisia ScoreBaseline0.1 score on a scaleStandard Deviation 0.3
Prior PlaceboChange From Baseline in Barnes Akathisia Rating Scale (BARS): Global Clinical Assessment of Akathisia ScoreChange From Baseline at Week 12-0.0 score on a scaleStandard Deviation 0.5
Secondary

Change From Baseline in Simpson-Angus Scale (SAS) Total Score

The SAS scale is used to evaluate extrapyramidal symptoms (EPS) and consists of a list of 10 symptoms of Parkinsonism (gait, arm dropping, shoulder shaking, elbow rigidity, wrist rigidity, head rotation, glabella tap, tremor, salivation, and akathisia). Each item is rated on a 5-point scale, with a score range of 0 (absence of symptoms) to 4 (severe condition). The SAS total score is the sum of the scores for all 10 items, possible total score is 0 to 40. Negative change from baseline indicates less symptoms.

Time frame: Baseline and Week 12

Population: Safety sample included all participants who received at least 1 dose of IMP. Overall number analyzed is the number of participants with data available for analyses. 'Number Analyzed' signifies number of participants with available data for this outcome measure at the specified timepoint.

ArmMeasureGroupValue (MEAN)Dispersion
Prior Brexpiprazole 2-3 mg/DayChange From Baseline in Simpson-Angus Scale (SAS) Total ScoreBaseline0.2 score on a scaleStandard Deviation 0.9
Prior Brexpiprazole 2-3 mg/DayChange From Baseline in Simpson-Angus Scale (SAS) Total ScoreChange From Baseline at Week 12-0.1 score on a scaleStandard Deviation 0.7
Prior PlaceboChange From Baseline in Simpson-Angus Scale (SAS) Total ScoreBaseline0.1 score on a scaleStandard Deviation 0.6
Prior PlaceboChange From Baseline in Simpson-Angus Scale (SAS) Total ScoreChange From Baseline at Week 120.0 score on a scaleStandard Deviation 0.6
Secondary

Number of Participants With Potentially Clinically Significant Electrocardiogram (ECG) Abnormalities

Potentially clinically significant ECG abnormalities included rate: Bradycardia (vent \<=50 beats per minute \[bpm\] and decrease \>=15 bpm); Rhythm: Sinus bradycardia (\<=50 bpm and decrease \>=15 bpm), absence during baseline and presence of ventricular premature beat post baseline; ST/T morphology: Absence at baseline and presence of symmetrical T-wave inversion post baseline.

Time frame: Screening up to Week 12

Population: Safety sample included all participants who received at least 1 dose of IMP. 'Number Analyzed' signifies number of participants with available data for the specified measurement.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Electrocardiogram (ECG) AbnormalitiesBradycardia0 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Electrocardiogram (ECG) AbnormalitiesSinus Bradycardia0 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Electrocardiogram (ECG) AbnormalitiesVentricular Premature Beat0 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Electrocardiogram (ECG) AbnormalitiesSymmetrical T-Wave Inversion0 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Electrocardiogram (ECG) AbnormalitiesSymmetrical T-Wave Inversion1 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Electrocardiogram (ECG) AbnormalitiesBradycardia1 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Electrocardiogram (ECG) AbnormalitiesVentricular Premature Beat1 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Electrocardiogram (ECG) AbnormalitiesSinus Bradycardia1 Participants
Secondary

Number of Participants With Potentially Clinically Significant Laboratory Abnormalities

Potentially clinically significant laboratory abnormalities included serum chemistry: Prolactin \>upper limit of normal (ULN) (nanograms per millilitre \[ng/ml\] in males and females), fasting glucose ≥100 (milligrams per decilitre \[mg/dl\]), fasting high-density lipoprotein (HDL) cholesterol \<40 (men)/ \<50 (women) (mg/dl), fasting low-density lipoprotein (LDL) cholesterol ≥160 (mg/dl), fasting cholesterol ≥240 (mg/dl), fasting triglycerides ≥150 (mg/dl); Creatine phosphokinase (CPK)/renal: Creatine kinase \>3xULN (units per litre \[U/l\]), creatinine ≥2.0 (mg/dl), urea nitrogen ≥30 (mg/dl).

Time frame: Screening up to Week 12

Population: Safety sample included all participants who received at least 1 dose of IMP. 'Number Analyzed' signifies number of participants with available data for the specified measurement.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Laboratory AbnormalitiesProlactin (ng/ml)-Males1 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Laboratory AbnormalitiesGlucose, Fasting (mg/dL)13 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Laboratory AbnormalitiesHDL Cholesterol, Fasting (mg/dL)22 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Laboratory AbnormalitiesLDL Cholesterol, Fasting (mg/dL)2 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Laboratory AbnormalitiesCholesterol, Fasting (mg/dL)2 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Laboratory AbnormalitiesTriglycerides, Fasting (mg/dL)13 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Laboratory AbnormalitiesCholesterol, Fasting (mg/dL)7 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Laboratory AbnormalitiesProlactin (ng/ml)-Males0 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Laboratory AbnormalitiesLDL Cholesterol, Fasting (mg/dL)3 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Laboratory AbnormalitiesGlucose, Fasting (mg/dL)11 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Laboratory AbnormalitiesTriglycerides, Fasting (mg/dL)13 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Laboratory AbnormalitiesHDL Cholesterol, Fasting (mg/dL)19 Participants
Secondary

Number of Participants With Potentially Clinically Significant Vital Sign Abnormalities

Potentially clinically significant vital sign abnormalities included: Heart rate standing in bpm (\<50 bpm and decrease \>=15 bpm, \>120 bpm and increase \>=15 bpm); Weight in kilograms (kgs) (decrease \>=7%, increase \>=7%).

Time frame: Screening up to Week 12

Population: Safety sample included all participants who received at least 1 dose of IMP.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Vital Sign AbnormalitiesHeart Rate Standing3 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Vital Sign AbnormalitiesWeight Decreased7 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Potentially Clinically Significant Vital Sign AbnormalitiesWeight Increased9 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Vital Sign AbnormalitiesHeart Rate Standing1 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Vital Sign AbnormalitiesWeight Decreased4 Participants
Prior PlaceboNumber of Participants With Potentially Clinically Significant Vital Sign AbnormalitiesWeight Increased26 Participants
Secondary

Number of Participants With Suicidal Ideation and Behavior as Assessed by the Columbia-Suicide Severity Rating Scale (C-SSRS)

C-SSRS was used to assess the suicidality of participants during the study. The assessment included yes or no responses for 5 questions, each related to suicidal ideation (wish to be dead, non-specific active suicidal thoughts, active suicidal ideation with any methods, active suicidal ideation with some intent, active suicidal ideation with specific plan) and suicidal behavior (preparatory acts or behavior, aborted attempt, interrupted attempt, actual attempt, suicide). Numeric ratings were provided for suicidal ideation: Score range of 1 (wish to be dead) to 5 (active suicidal ideation with specific plan and intent), higher total scores indicate more suicidal ideation; Suicidal behavior: Score range of 0 (no suicidal behavior) to 4 (actual suicide attempt), higher total scores indicate more suicidal behavior.

Time frame: Baseline up to Week 12

Population: Safety sample included all participants who received at least 1 dose of IMP.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Suicidal Ideation and Behavior as Assessed by the Columbia-Suicide Severity Rating Scale (C-SSRS)Suicidal Ideation28 Participants
Prior Brexpiprazole 2-3 mg/DayNumber of Participants With Suicidal Ideation and Behavior as Assessed by the Columbia-Suicide Severity Rating Scale (C-SSRS)Suicidal Behavior0 Participants
Prior PlaceboNumber of Participants With Suicidal Ideation and Behavior as Assessed by the Columbia-Suicide Severity Rating Scale (C-SSRS)Suicidal Ideation28 Participants
Prior PlaceboNumber of Participants With Suicidal Ideation and Behavior as Assessed by the Columbia-Suicide Severity Rating Scale (C-SSRS)Suicidal Behavior2 Participants

Source: ClinicalTrials.gov · Data processed: Feb 5, 2026