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Open-Label, Chronic Exposure, Safety Study of CLONICEL (Clonidine HCl Sustained Release) in Children and Adolescents With Attention Deficit Hyperactivity Disorder (ADHD)

An Open-Label, Chronic Exposure Evaluation of the Safety of CLONICEL (Clonidine HCl Sustained Release) in the Treatment of Children and Adolescents With Attention Deficit Hyperactivity Disorder (ADHD)

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00723190
Enrollment
303
Registered
2008-07-28
Start date
2008-01-31
Completion date
2010-06-30
Last updated
2018-04-18

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

Conditions

Attention Deficit Hyperactivity Disorder

Keywords

CLONICEL, Attention Deficit Hyperactivity Disorder, clonidine HCl sustained release

Brief summary

The purpose of this 12-month, multi-center, open-label study is to evaluate the safety of CLONICEL (clonidine HCl sustained release) when administered chronically under regular clinical conditions either as monotherapy or in combination with stimulant therapy to children and adolescents with attention deficit hyperactivity disorder (ADHD).

Interventions

0.1 mg for 1 week; the dose may be escalated to 0.2 mg/day at week 2, 0.3 mg/day at week 3, and 0.4 mg/day at week 4

Sponsors

Shionogi
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
6 Years to 17 Years
Healthy volunteers
No

Inclusion criteria

* Male or female subject who has completed either study CLON-301 or study CLON-302, or discontinued early for reasons other than adverse events necessitating discontinuation * Age between 6 and 17 years, inclusive * Diagnosis of attention deficit hyperactivity disorder of the hyperactive or combined inattentive/hyperactive subtypes according to Diagnostic and Statistical Manual of Mental Disorders IV (DSM IV) criteria * General good health as judged by the Principal Investigator * Body mass index (BMI) ≥ 5th percentile of the subject's age group according to the CDC growth chart. BMI is calculated using the formula: weight (kg) / \[height (m)\]2 * Subject as well as parent/guardian able to sign informed assent or consent form

Exclusion criteria

* If female of child-bearing potential, pregnant or lactating or does not agree to use a medically acceptable form of birth control, such as hormonal medication, double-barrier method, or intrauterine device * Presence of a clinically significant illness or abnormality on physical examination or clinical laboratory evaluations that, in the opinion of the investigator, would increase the safety risks from clonidine administration or interfere with the ability of the patient to take part in the study. * Presence of clinically significant abnormality on centrally interpreted electrocardiogram readings * History or presence of a concomitant psychiatric disorder requiring psychotropic medication or a severe concomitant axis I or axis II disorder that could interfere with study assessments in the judgment of the Principal Investigator * Presence of a disorder that would interfere with the absorption, metabolism, or excretion of clonidine * Presence of alcohol or drug abuse.

Design outcomes

Primary

MeasureTime frameDescription
Change From Baseline in 12-lead Electrocardiogram in Terms of Heart Rate at Week 4At baseline and at Week 4
Change From Baseline in Systolic Blood Pressure at Week 4At baseline and at Week 4Blood pressure was measured with the subject in a sitting position and resting for at least 2 minutes prior to taking the measurement. The dominant arm was used for the measurement
Change From Baseline in Body Temperature at Week 4At baseline and at Week 4Temperature was measured with the subject in a sitting position and resting for at least 2 minutes prior to taking the measurement
Change From Baseline in Heart Rate at Week 4At baseline and at Week 4Heart rate was measured with the subject in a sitting position and resting for at least 2 minutes prior to taking the measurement
Safety Assessment in Terms of Adverse Events (Treatment-emergent [TEAEs] and Serious [SAEs])1 yearSafety assessments were performed at each study visit according to the time and events schedule. All safety analyses were based on safety population
Change From Baseline in 12-lead Electrocardiogram in Terms of QT, QTc Fridericia (QTcF), and QTc Bazett's (QTcB) at Week 4At baseline and at Week 4
Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12At baseline and at weeks 1, 2, 3, 4, and months 2, 3, 4, 5, 6, 9, and 12
Change From Baseline in Diastolic Blood Pressure at Week 4At baseline and at Week 4Blood pressure was measured with the subject in a sitting position and resting for at least 2 minutes prior to taking the measurement. The dominant arm was used for the measurement

Secondary

MeasureTime frameDescription
Change From Baseline in Clinical Global Impressions-Severity (CGI-S) at Months 1, 2, 3, 4, 6, 9, and 12At baseline, months 1, 2, 3, 4, 6, 9, and 12CGI-S scale: 1 = Normal, not ill at all; 2 = Borderline ill; 3 = Mildly ill; 4 = Moderately ill; 5 = Markedly ill; 6 = Severely ill; 7 = Among the most extremely ill patients
Change From Baseline in Clinical Global Impressions-Improvement (CGI-I) at Months 1, 2, 3, 4, 6, 9, and 12At baseline, months 1, 2, 3, 4, 6, 9, and 12CGI-I scale: 1 = Very much improved; 2 = Much improved; 3 = Minimally improved; 4 = No change; 5 = Minimally worse; 6 = Much worse; 7 = Very much worse
Change From Baseline in Attention Deficit Hyperactivity Disorder Rating Scale-fourth Edition (ADHDRS-IV Scale) (18 Items Scored, 0 [Never/Rarely] to 3 [Very Often]; Total Possible Score Range, 0-54) at Months 1, 2, 3, 4, 6, 9, and 12At baseline, months 1, 2, 3, 4, 6, 9, and 12The ADHDRS-IV consists of 18 items designed to reflect symptoms of ADHD. Each item is scored on a scale of 0 (Never or rarely) to 3 (Very Often). The subscales of the ADHDRS-IV included the Inattention and the hyperactivity/Impulsivity subscales (total possible score range, 0-54). The Inattention subscale consists of the sum of 9 items: 1, 3, 5, 7, 9, 11, 13, 15, and 17. The Hyperactivity/Impulsivity subscale consists of the sum of 9 items: 2, 4, 6, 8, 10, 12, 14, 16, and 18

Countries

United States

Participant flow

Recruitment details

This was a multicenter study conducted at 27 study centers in the United States. First subject visit was on January 09, 2008 and last subject completed the study on March 08, 2010

Pre-assignment details

Candidates enrolled in this study (CLON-303) were subjects who completed studies using KAPVAY (CLONICEL) as add-on therapy with stimulants (CLON-302) and as monotherapy (CLON-301). There was no screening period for this study. The safety follow-up visit from these two prior studies (CLON-301 and CLON-302) was the baseline visit for current study

Participants by arm

ArmCount
KAPVAY (CLONICEL)
One tablet (0.1 mg) for 1 week; At Week 2, one additional 0.1 mg tablet; At Week 3, one additional 0.1 mg tablet; At Week 4, one last 0.1 mg tablet bringing the total dose to a maximum of 0.4 mg/day (0.2 mg twice daily)
301
Total301

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyAdverse Event18
Overall StudyLack of Efficacy16
Overall StudyLost to Follow-up37
Overall StudyOther-Not included in safety population2
Overall StudyOther-Premature Discontinuation9
Overall StudyProtocol Violation15
Overall StudyWithdrawal by Subject45

Baseline characteristics

CharacteristicKAPVAY (CLONICEL)
Age, Continuous10.0 Years
Age, Customized
> 12-17 Years
62 Participants
Age, Customized
6-12 Years
239 Participants
Race/Ethnicity, Customized
Black/African American
69 Participants
Race/Ethnicity, Customized
Hispanic or Latino
25 Participants
Race/Ethnicity, Customized
Other
21 Participants
Race/Ethnicity, Customized
White
186 Participants
Sex: Female, Male
Female
80 Participants
Sex: Female, Male
Male
221 Participants
Weight38.1 Kilograms

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
246 / 301
serious
Total, serious adverse events
2 / 301

Outcome results

Primary

Change From Baseline in 12-lead Electrocardiogram in Terms of Heart Rate at Week 4

Time frame: At baseline and at Week 4

Population: Data analysis involved the safety population which included subjects who took one or more doses of study medication. All subjects in the trial are included in the safety population

ArmMeasureValue (MEAN)Dispersion
KAPVAY (CLONICEL)Change From Baseline in 12-lead Electrocardiogram in Terms of Heart Rate at Week 4-10.6 beats per minuteStandard Deviation 14.32
Primary

Change From Baseline in 12-lead Electrocardiogram in Terms of QT, QTc Fridericia (QTcF), and QTc Bazett's (QTcB) at Week 4

Time frame: At baseline and at Week 4

Population: Data was analyzed based on safety population which included subjects who took one or more doses of study medication. All subjects in the trial are included in the safety population

ArmMeasureGroupValue (MEAN)Dispersion
KAPVAY (CLONICEL)Change From Baseline in 12-lead Electrocardiogram in Terms of QT, QTc Fridericia (QTcF), and QTc Bazett's (QTcB) at Week 4QT17.9 millisecondsStandard Deviation 25.69
KAPVAY (CLONICEL)Change From Baseline in 12-lead Electrocardiogram in Terms of QT, QTc Fridericia (QTcF), and QTc Bazett's (QTcB) at Week 4QTcF1.4 millisecondsStandard Deviation 16.42
KAPVAY (CLONICEL)Change From Baseline in 12-lead Electrocardiogram in Terms of QT, QTc Fridericia (QTcF), and QTc Bazett's (QTcB) at Week 4QTcB-8.0 millisecondsStandard Deviation 22.15
Primary

Change From Baseline in Body Temperature at Week 4

Temperature was measured with the subject in a sitting position and resting for at least 2 minutes prior to taking the measurement

Time frame: At baseline and at Week 4

Population: Data analysis was performed on safety population which included subjects who took one or more doses of study medication. All subjects in the trial are included in the safety population

ArmMeasureValue (MEAN)Dispersion
KAPVAY (CLONICEL)Change From Baseline in Body Temperature at Week 4-0.08 FahrenheitStandard Deviation 0.791
Primary

Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12

Time frame: At baseline and at weeks 1, 2, 3, 4, and months 2, 3, 4, 5, 6, 9, and 12

Population: Data was analyzed based on safety population which included subjects who took one or more doses of study medication. All subjects in the trial are included in the safety population

ArmMeasureGroupValue (MEAN)Dispersion
KAPVAY (CLONICEL)Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12week 1 (n = 283)0.3 KilogramsStandard Deviation 2.25
KAPVAY (CLONICEL)Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12week 2 (n = 283)0.4 KilogramsStandard Deviation 2.28
KAPVAY (CLONICEL)Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12week 3 (n = 278)0.6 KilogramsStandard Deviation 2.39
KAPVAY (CLONICEL)Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12week 4 (n = 269)0.7 KilogramsStandard Deviation 2.42
KAPVAY (CLONICEL)Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12month 2 (n = 246)0.9 KilogramsStandard Deviation 2.61
KAPVAY (CLONICEL)Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12month 3 (n = 232)1.2 KilogramsStandard Deviation 2.97
KAPVAY (CLONICEL)Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12month 5 (n = 47)1.7 KilogramsStandard Deviation 5.63
KAPVAY (CLONICEL)Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12month 6 (n = 204)2.1 KilogramsStandard Deviation 3.84
KAPVAY (CLONICEL)Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12month 9 (n = 123)3.6 KilogramsStandard Deviation 3.72
KAPVAY (CLONICEL)Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12month 12 (n = 123)4.5 KilogramsStandard Deviation 4.83
KAPVAY (CLONICEL)Change From Baseline in Body Weight at Weeks 1, 2, 3, 4, and Months 2, 3, 4, 5, 6, 9, and 12month 4 (n = 212)1.4 KilogramsStandard Deviation 3.25
Primary

Change From Baseline in Diastolic Blood Pressure at Week 4

Blood pressure was measured with the subject in a sitting position and resting for at least 2 minutes prior to taking the measurement. The dominant arm was used for the measurement

Time frame: At baseline and at Week 4

Population: Data was anlyzed based on safety population which included subjects who took one or more doses of study medication. All subjects in the trial are included in the safety population

ArmMeasureValue (MEAN)Dispersion
KAPVAY (CLONICEL)Change From Baseline in Diastolic Blood Pressure at Week 4-4.2 mmHgStandard Deviation 9.13
Primary

Change From Baseline in Heart Rate at Week 4

Heart rate was measured with the subject in a sitting position and resting for at least 2 minutes prior to taking the measurement

Time frame: At baseline and at Week 4

Population: Data was analyzed based on safety population which included subjects who took one or more doses of study medication. All subjects in the trial are included in the safety population

ArmMeasureValue (MEAN)Dispersion
KAPVAY (CLONICEL)Change From Baseline in Heart Rate at Week 4-7.0 beats per minuteStandard Deviation 13.59
Primary

Change From Baseline in Systolic Blood Pressure at Week 4

Blood pressure was measured with the subject in a sitting position and resting for at least 2 minutes prior to taking the measurement. The dominant arm was used for the measurement

Time frame: At baseline and at Week 4

Population: Data was analyzed based on safety population which included subjects who took one or more doses of study medication. All subjects in the trial are included in the safety population

ArmMeasureValue (MEAN)Dispersion
KAPVAY (CLONICEL)Change From Baseline in Systolic Blood Pressure at Week 4-5.0 mmHgStandard Deviation 10.71
Primary

Safety Assessment in Terms of Adverse Events (Treatment-emergent [TEAEs] and Serious [SAEs])

Safety assessments were performed at each study visit according to the time and events schedule. All safety analysis were based on safety population

Time frame: 1 year

Population: The analysis of the safety data was performed for the safety population which included subjects who took one or more doses of study medication. All subjects in the trial are included in the safety population

ArmMeasureGroupValue (NUMBER)
KAPVAY (CLONICEL)Safety Assessment in Terms of Adverse Events (Treatment-emergent [TEAEs] and Serious [SAEs])Total number of TEAEs954 Events
KAPVAY (CLONICEL)Safety Assessment in Terms of Adverse Events (Treatment-emergent [TEAEs] and Serious [SAEs])Total number of related TEAEs438 Events
KAPVAY (CLONICEL)Safety Assessment in Terms of Adverse Events (Treatment-emergent [TEAEs] and Serious [SAEs])Total number of SAEs2 Events
Primary

Safety Assessment in Terms of Adverse Events (Treatment-emergent [TEAEs] and Serious [SAEs])

Safety assessments were performed at each study visit according to the time and events schedule. All safety analyses were based on safety population

Time frame: 1 year

Population: The analysis of the safety data was performed for the safety population which included subjects who took one or more doses of study medication. All subjects in the trial are included in the safety population

ArmMeasureGroupValue (NUMBER)
KAPVAY (CLONICEL)Safety Assessment in Terms of Adverse Events (Treatment-emergent [TEAEs] and Serious [SAEs])Total Safety Population301 Participants
KAPVAY (CLONICEL)Safety Assessment in Terms of Adverse Events (Treatment-emergent [TEAEs] and Serious [SAEs])Subjects with ≥1 TEAEs246 Participants
KAPVAY (CLONICEL)Safety Assessment in Terms of Adverse Events (Treatment-emergent [TEAEs] and Serious [SAEs])Subjects with ≥1 related TEAEs178 Participants
KAPVAY (CLONICEL)Safety Assessment in Terms of Adverse Events (Treatment-emergent [TEAEs] and Serious [SAEs])Subjects with ≥1 SAEs2 Participants
KAPVAY (CLONICEL)Safety Assessment in Terms of Adverse Events (Treatment-emergent [TEAEs] and Serious [SAEs])Subjects with ≥1 TEAEs leading to discontinuation17 Participants
Secondary

Change From Baseline in Attention Deficit Hyperactivity Disorder Rating Scale-fourth Edition (ADHDRS-IV Scale) (18 Items Scored, 0 [Never/Rarely] to 3 [Very Often]; Total Possible Score Range, 0-54) at Months 1, 2, 3, 4, 6, 9, and 12

The ADHDRS-IV consists of 18 items designed to reflect symptoms of ADHD. Each item is scored on a scale of 0 (Never or rarely) to 3 (Very Often). The subscales of the ADHDRS-IV included the Inattention and the hyperactivity/Impulsivity subscales (total possible score range, 0-54). The Inattention subscale consists of the sum of 9 items: 1, 3, 5, 7, 9, 11, 13, 15, and 17. The Hyperactivity/Impulsivity subscale consists of the sum of 9 items: 2, 4, 6, 8, 10, 12, 14, 16, and 18

Time frame: At baseline, months 1, 2, 3, 4, 6, 9, and 12

Population: Efficacy summaries and analyses are based on the efficacy evaluable population which included subjects who took one or more doses of study medication and had at least one post-baseline efficacy measurement

ArmMeasureGroupValue (MEAN)Dispersion
KAPVAY (CLONICEL)Change From Baseline in Attention Deficit Hyperactivity Disorder Rating Scale-fourth Edition (ADHDRS-IV Scale) (18 Items Scored, 0 [Never/Rarely] to 3 [Very Often]; Total Possible Score Range, 0-54) at Months 1, 2, 3, 4, 6, 9, and 121-month (n = 229)-13.7 Units on a scaleStandard Deviation 11.52
KAPVAY (CLONICEL)Change From Baseline in Attention Deficit Hyperactivity Disorder Rating Scale-fourth Edition (ADHDRS-IV Scale) (18 Items Scored, 0 [Never/Rarely] to 3 [Very Often]; Total Possible Score Range, 0-54) at Months 1, 2, 3, 4, 6, 9, and 122-month (n = 221)-14.4 Units on a scaleStandard Deviation 11.73
KAPVAY (CLONICEL)Change From Baseline in Attention Deficit Hyperactivity Disorder Rating Scale-fourth Edition (ADHDRS-IV Scale) (18 Items Scored, 0 [Never/Rarely] to 3 [Very Often]; Total Possible Score Range, 0-54) at Months 1, 2, 3, 4, 6, 9, and 123-month (n = 203)-14.8 Units on a scaleStandard Deviation 12.55
KAPVAY (CLONICEL)Change From Baseline in Attention Deficit Hyperactivity Disorder Rating Scale-fourth Edition (ADHDRS-IV Scale) (18 Items Scored, 0 [Never/Rarely] to 3 [Very Often]; Total Possible Score Range, 0-54) at Months 1, 2, 3, 4, 6, 9, and 124-month (n = 142)-16.3 Units on a scaleStandard Deviation 12.59
KAPVAY (CLONICEL)Change From Baseline in Attention Deficit Hyperactivity Disorder Rating Scale-fourth Edition (ADHDRS-IV Scale) (18 Items Scored, 0 [Never/Rarely] to 3 [Very Often]; Total Possible Score Range, 0-54) at Months 1, 2, 3, 4, 6, 9, and 126-month (n = 184)-14.6 Units on a scaleStandard Deviation 12.04
KAPVAY (CLONICEL)Change From Baseline in Attention Deficit Hyperactivity Disorder Rating Scale-fourth Edition (ADHDRS-IV Scale) (18 Items Scored, 0 [Never/Rarely] to 3 [Very Often]; Total Possible Score Range, 0-54) at Months 1, 2, 3, 4, 6, 9, and 129-month (n = 119)-18.1 Units on a scaleStandard Deviation 12.66
KAPVAY (CLONICEL)Change From Baseline in Attention Deficit Hyperactivity Disorder Rating Scale-fourth Edition (ADHDRS-IV Scale) (18 Items Scored, 0 [Never/Rarely] to 3 [Very Often]; Total Possible Score Range, 0-54) at Months 1, 2, 3, 4, 6, 9, and 1212-month (n = 98)-14.6 Units on a scaleStandard Deviation 14.05
Secondary

Change From Baseline in Clinical Global Impressions-Improvement (CGI-I) at Months 1, 2, 3, 4, 6, 9, and 12

CGI-I scale: 1 = Very much improved; 2 = Much improved; 3 = Minimally improved; 4 = No change; 5 = Minimally worse; 6 = Much worse; 7 = Very much worse

Time frame: At baseline, months 1, 2, 3, 4, 6, 9, and 12

Population: Efficacy summaries and analyses are based on the efficacy evaluable population which included subjects who took one or more doses of study medication and had at least one post-baseline efficacy measurement

ArmMeasureGroupValue (MEAN)Dispersion
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Improvement (CGI-I) at Months 1, 2, 3, 4, 6, 9, and 121-month (n = 229)2.5 Units on a scaleStandard Deviation 1.05
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Improvement (CGI-I) at Months 1, 2, 3, 4, 6, 9, and 122-month (n = 220)2.5 Units on a scaleStandard Deviation 1.11
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Improvement (CGI-I) at Months 1, 2, 3, 4, 6, 9, and 123-month (n = 202)2.5 Units on a scaleStandard Deviation 1.1
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Improvement (CGI-I) at Months 1, 2, 3, 4, 6, 9, and 124-month (n = 143)2.3 Units on a scaleStandard Deviation 1.04
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Improvement (CGI-I) at Months 1, 2, 3, 4, 6, 9, and 126-month (n = 185)2.4 Units on a scaleStandard Deviation 1.11
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Improvement (CGI-I) at Months 1, 2, 3, 4, 6, 9, and 129-month (n = 119)2.1 Units on a scaleStandard Deviation 1.11
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Improvement (CGI-I) at Months 1, 2, 3, 4, 6, 9, and 1212-month (n = 97)2.4 Units on a scaleStandard Deviation 1.39
Secondary

Change From Baseline in Clinical Global Impressions-Severity (CGI-S) at Months 1, 2, 3, 4, 6, 9, and 12

CGI-S scale: 1 = Normal, not ill at all; 2 = Borderline ill; 3 = Mildly ill; 4 = Moderately ill; 5 = Markedly ill; 6 = Severely ill; 7 = Among the most extremely ill patients

Time frame: At baseline, months 1, 2, 3, 4, 6, 9, and 12

Population: Efficacy summaries and analyses are based on the efficacy evaluable population which included subjects who took one or more doses of study medication and had at least one post-baseline efficacy measurement

ArmMeasureGroupValue (MEAN)Dispersion
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Severity (CGI-S) at Months 1, 2, 3, 4, 6, 9, and 121-month (n = 229)-1.2 Units on a scaleStandard Deviation 1.17
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Severity (CGI-S) at Months 1, 2, 3, 4, 6, 9, and 122-month (n = 220)-1.3 Units on a scaleStandard Deviation 1.12
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Severity (CGI-S) at Months 1, 2, 3, 4, 6, 9, and 123-month (n = 202)-1.3 Units on a scaleStandard Deviation 1.29
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Severity (CGI-S) at Months 1, 2, 3, 4, 6, 9, and 124-month (n = 143)-1.5 Units on a scaleStandard Deviation 1.19
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Severity (CGI-S) at Months 1, 2, 3, 4, 6, 9, and 126-month (n = 185)-1.4 Units on a scaleStandard Deviation 1.15
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Severity (CGI-S) at Months 1, 2, 3, 4, 6, 9, and 129-month (n = 119)-1.7 Units on a scaleStandard Deviation 1.35
KAPVAY (CLONICEL)Change From Baseline in Clinical Global Impressions-Severity (CGI-S) at Months 1, 2, 3, 4, 6, 9, and 1212-month (n = 97)-1.4 Units on a scaleStandard Deviation 1.46

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026