Trial Outcomes & Findings for Caplyta in Borderline Personality Disorder (NCT NCT05356013)
NCT ID: NCT05356013
Last Updated: 2026-04-23
Results Overview
A clinician-administered scale assessing borderline personality disorder symptom severity (total scores range from 0-36). Higher scores indicate more severe symptoms.
COMPLETED
PHASE2
60 participants
8 weeks
2026-04-23
Participant Flow
Participant milestones
| Measure |
Placebo
All subjects who are randomized to Placebo will receive an identical placebo pill to the experimental drug starting the first week of the study. Subjects will be seen every two weeks for 8 weeks. After study conclusion (week 8), the dose will be discontinued.
Placebo: Pill that contains no medicine.
|
Caplyta
All subjects who are randomized to Caplyta will receive 42mg/day starting the first week of the study. Subjects will be seen every two weeks for 8 weeks. Dosage changes and reductions will not be permitted. After study conclusion (week 8), the dose will be discontinued.
Caplyta: Atypical antipsychotic
|
|---|---|---|
|
Overall Study
STARTED
|
31
|
29
|
|
Overall Study
COMPLETED
|
24
|
15
|
|
Overall Study
NOT COMPLETED
|
7
|
14
|
Reasons for withdrawal
Withdrawal data not reported
Baseline Characteristics
Caplyta in Borderline Personality Disorder
Baseline characteristics by cohort
| Measure |
Placebo
n=31 Participants
All subjects who are randomized to Placebo will receive an identical placebo pill to the experimental drug starting the first week of the study. Subjects will be seen every two weeks for 8 weeks. After study conclusion (week 8), the dose will be discontinued.
Placebo: Pill that contains no medicine.
|
Caplyta
n=29 Participants
All subjects who are randomized to Caplyta will receive 42mg/day starting the first week of the study. Subjects will be seen every two weeks for 8 weeks. Dosage changes and reductions will not be permitted. After study conclusion (week 8), the dose will be discontinued.
Caplyta: Atypical antipsychotic.
|
Total
n=60 Participants
Total of all reporting groups
|
|---|---|---|---|
|
Age, Continuous
|
32.5 Years
STANDARD_DEVIATION 10.73 • n=60 Participants
|
31.2 Years
STANDARD_DEVIATION 12.64 • n=56 Participants
|
32.03 Years
STANDARD_DEVIATION 11.60 • n=116 Participants
|
|
Sex/Gender, Customized
Sex · Female
|
17 Participants
n=60 Participants
|
24 Participants
n=56 Participants
|
41 Participants
n=116 Participants
|
|
Sex/Gender, Customized
Sex · Male
|
12 Participants
n=60 Participants
|
5 Participants
n=56 Participants
|
17 Participants
n=116 Participants
|
|
Sex/Gender, Customized
Sex · Other
|
2 Participants
n=60 Participants
|
0 Participants
n=56 Participants
|
2 Participants
n=116 Participants
|
|
Race (NIH/OMB)
American Indian or Alaska Native
|
0 Participants
n=60 Participants
|
1 Participants
n=56 Participants
|
1 Participants
n=116 Participants
|
|
Race (NIH/OMB)
Asian
|
2 Participants
n=60 Participants
|
3 Participants
n=56 Participants
|
5 Participants
n=116 Participants
|
|
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
|
0 Participants
n=60 Participants
|
0 Participants
n=56 Participants
|
0 Participants
n=116 Participants
|
|
Race (NIH/OMB)
Black or African American
|
6 Participants
n=60 Participants
|
2 Participants
n=56 Participants
|
8 Participants
n=116 Participants
|
|
Race (NIH/OMB)
White
|
15 Participants
n=60 Participants
|
16 Participants
n=56 Participants
|
31 Participants
n=116 Participants
|
|
Race (NIH/OMB)
More than one race
|
1 Participants
n=60 Participants
|
4 Participants
n=56 Participants
|
5 Participants
n=116 Participants
|
|
Race (NIH/OMB)
Unknown or Not Reported
|
7 Participants
n=60 Participants
|
3 Participants
n=56 Participants
|
10 Participants
n=116 Participants
|
|
ZAN-BPD Total Score
|
15.57 Units on a scale
STANDARD_DEVIATION 3.95 • n=60 Participants
|
14.84 Units on a scale
STANDARD_DEVIATION 3.30 • n=56 Participants
|
15.33 Units on a scale
STANDARD_DEVIATION 3.76 • n=116 Participants
|
PRIMARY outcome
Timeframe: 8 weeksA clinician-administered scale assessing borderline personality disorder symptom severity (total scores range from 0-36). Higher scores indicate more severe symptoms.
Outcome measures
| Measure |
Placebo
n=23 Participants
All subjects who are randomized to Placebo will receive an identical placebo pill to the experimental drug starting the first week of the study. Subjects will be seen every two weeks for 8 weeks. After study conclusion (week 8), the dose will be discontinued.
Placebo: Pill that contains no medicine.
|
Caplyta
n=15 Participants
All subjects who are randomized to Caplyta will receive 42mg/day starting the first week of the study. Subjects will be seen every two weeks for 8 weeks. Dosage changes and reductions will not be permitted. After study conclusion (week 8), the dose will be discontinued.
Caplyta: Atypical antipsychotic.
|
|---|---|---|
|
Zanarini Rating Scale for Borderline Personality Disorder (ZAN-BPD)
|
8.74 Score on a scale
Standard Deviation 5.28
|
5.80 Score on a scale
Standard Deviation 3.61
|
SECONDARY outcome
Timeframe: 8 WeeksA clinician-administered behavior rating scale measuring four types of aggressive behavior that will be assessed at all 9 visits. The subsets range on a scale from 0-4 with 0 indicating no aggression present. This scale tracks changes in level of aggression over time. The total weighted sum of the sections of the scale is recorded. Higher total scores indicate higher aggression levels.
Outcome measures
Outcome data not reported
SECONDARY outcome
Timeframe: 8 WeeksA clinician-administered, 11 item scale that assesses manic symptoms at baseline and over time. Higher total scores indicate higher severity of manic symptoms. This scale is used to rate the severity of manic abnormality in the patient. Subsets of the scale range from 0-4 with 0 indicating no severity. This scale will be assessed at all visits.
Outcome measures
Outcome data not reported
SECONDARY outcome
Timeframe: 8 WeeksA self-report scale assessing Borderline Personality severity that will be assessed at all 5 visits. This scale is assessing severity and change in BPD symptoms. Scoring is done by counting the number of yes's. A score of 8 or more is indicative of a diagnosis of borderline personality disorder.
Outcome measures
Outcome data not reported
SECONDARY outcome
Timeframe: 8 WeeksA self rated scale used to measure severity and change. The first 12 items of the scale are on a scale from 1-5, with 5 meaning that the item caused extreme distress, severe difficulties in relationships, and/or kept them from getting things done. The lowest rating (1) means it caused little or no problems. Items 13-15 (positive behaviors) are rated according to frequency. This scale will be assessed at all visits.
Outcome measures
Outcome data not reported
SECONDARY outcome
Timeframe: 8 WeeksA self-report assessment of impulsivity that will be assessed at baseline and Visit 5. All items are added to result in a total score. Higher total scores indicate higher impulsiveness.
Outcome measures
Outcome data not reported
SECONDARY outcome
Timeframe: 8 WeeksA clinical interview that screens for a variety of impulsive disorders, including buying disorder, kleptomania, trichotillomania, intermittent explosive disorder, pyromania, gambling disorder, compulsive sexual behavior, and binge eating disorder.
Outcome measures
Outcome data not reported
SECONDARY outcome
Timeframe: 8 WeeksA clinician-administered assessment of depression that will be assessed at all study visits. Higher total scores indicate higher levels of depression, while a score of 0 would indicate no depressive symptoms.
Outcome measures
Outcome data not reported
SECONDARY outcome
Timeframe: 8 WeeksA clinician-administered assessment of anxiety that will be assessed at all study visits. Changes in scores from baseline to final visit will be assessed. Higher scores indicate higher levels of anxiety, with 0 being no symptoms of anxiety.
Outcome measures
Outcome data not reported
SECONDARY outcome
Timeframe: 8 WeeksA self-report assessment of patient perceived quality of life that will be assessed at baseline and visit 5. Higher scores indicate a higher quality of life, whereas lower scores indicate a lower quality of life.
Outcome measures
Outcome data not reported
SECONDARY outcome
Timeframe: 8 WeeksSubjects will complete the SDS at all visits. The change in scores from baseline to study completion will be assessed. The scale itself assesses the level of disability from borderline personality disorder (or target disorder) with higher scores indicating a more debilitating disorder.
Outcome measures
Outcome data not reported
Adverse Events
Placebo
Caplyta
Serious adverse events
| Measure |
Placebo
n=31 participants at risk
All subjects who are randomized to Placebo will receive an identical placebo pill to the experimental drug starting the first week of the study. Subjects will be seen every two weeks for 8 weeks. After study conclusion (week 8), the dose will be discontinued.
Placebo: Pill that contains no medicine.
|
Caplyta
n=29 participants at risk
All subjects who are randomized to Caplyta will receive 42mg/day starting the first week of the study. Subjects will be seen every two weeks for 8 weeks. Dosage changes and reductions will not be permitted. After study conclusion (week 8), the dose will be discontinued.
Caplyta: Atypical antipsychotic.
|
|---|---|---|
|
Gastrointestinal disorders
Anorectal fissure
|
3.2%
1/31 • Number of events 1 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
0.00%
0/29 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
|
Endocrine disorders
Hyperthyroidism
|
3.2%
1/31 • Number of events 1 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
0.00%
0/29 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
Other adverse events
| Measure |
Placebo
n=31 participants at risk
All subjects who are randomized to Placebo will receive an identical placebo pill to the experimental drug starting the first week of the study. Subjects will be seen every two weeks for 8 weeks. After study conclusion (week 8), the dose will be discontinued.
Placebo: Pill that contains no medicine.
|
Caplyta
n=29 participants at risk
All subjects who are randomized to Caplyta will receive 42mg/day starting the first week of the study. Subjects will be seen every two weeks for 8 weeks. Dosage changes and reductions will not be permitted. After study conclusion (week 8), the dose will be discontinued.
Caplyta: Atypical antipsychotic.
|
|---|---|---|
|
Nervous system disorders
Headache
|
3.2%
1/31 • Number of events 1 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
27.6%
8/29 • Number of events 8 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
|
Nervous system disorders
Drowsiness
|
16.1%
5/31 • Number of events 5 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
17.2%
5/29 • Number of events 5 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
|
Nervous system disorders
Fatigue
|
3.2%
1/31 • Number of events 1 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
31.0%
9/29 • Number of events 9 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
|
Nervous system disorders
Dizziness
|
6.5%
2/31 • Number of events 2 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
13.8%
4/29 • Number of events 4 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
|
Gastrointestinal disorders
Dry mouth
|
9.7%
3/31 • Number of events 3 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
17.2%
5/29 • Number of events 5 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
|
Gastrointestinal disorders
Nausea
|
0.00%
0/31 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
20.7%
6/29 • Number of events 6 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
|
Endocrine disorders
Hot flash
|
0.00%
0/31 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
6.9%
2/29 • Number of events 3 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
|
Gastrointestinal disorders
Diarrhea
|
3.2%
1/31 • Number of events 1 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
0.00%
0/29 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
|
Nervous system disorders
Insomnia
|
3.2%
1/31 • Number of events 1 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
3.4%
1/29 • Number of events 1 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
|
Psychiatric disorders
Depressed mood
|
3.2%
1/31 • Number of events 1 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
0.00%
0/29 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
|
Nervous system disorders
Tremor
|
3.2%
1/31 • Number of events 1 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
0.00%
0/29 • Adverse event data were collected from the Screening Visit to Visit 5 (8 weeks).
|
Additional Information
Results disclosure agreements
- Principal investigator is a sponsor employee
- Publication restrictions are in place