Trial Outcomes & Findings for Open-label Extension Study of Pramipexole in the Treatment of Children and Adolescents With Tourette Syndrome (NCT NCT00681863)

NCT ID: NCT00681863

Last Updated: 2014-05-23

Results Overview

Number of patients with Adverse Events leading to discontinuation of trial drug

Recruitment status

TERMINATED

Study phase

PHASE3

Target enrollment

45 participants

Primary outcome timeframe

24 Weeks

Results posted on

2014-05-23

Participant Flow

Participant milestones

Participant milestones
Measure
Pramipexole
4 weeks individual dose titration starting with 0.0625 mg BID (twice daily), down-titration to 0.0625 QD (once daily) if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID (three times daily) and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Overall Study
STARTED
45
Overall Study
COMPLETED
22
Overall Study
NOT COMPLETED
23

Reasons for withdrawal

Reasons for withdrawal
Measure
Pramipexole
4 weeks individual dose titration starting with 0.0625 mg BID (twice daily), down-titration to 0.0625 QD (once daily) if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID (three times daily) and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Overall Study
Adverse Event
1
Overall Study
Lost to Follow-up
2
Overall Study
Lack of Efficacy
2
Overall Study
Other
18

Baseline Characteristics

Open-label Extension Study of Pramipexole in the Treatment of Children and Adolescents With Tourette Syndrome

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Pramipexole
n=45 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Age, Continuous
11.8 Years
STANDARD_DEVIATION 2.8 • n=5 Participants
Sex: Female, Male
Female
9 Participants
n=5 Participants
Sex: Female, Male
Male
36 Participants
n=5 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
6 Participants
n=5 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
38 Participants
n=5 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
1 Participants
n=5 Participants
Race/Ethnicity, Customized
Black or African American
5 participants
n=5 Participants
Race/Ethnicity, Customized
White
40 participants
n=5 Participants
Duration of Tourettes Syndrome
More than 5 years
10 Participants
n=5 Participants
Duration of Tourettes Syndrome
Less than 1 year
15 Participants
n=5 Participants
Duration of Tourettes Syndrome
1 to 5 years
20 Participants
n=5 Participants
Height
152.6 centimeters
STANDARD_DEVIATION 19.4 • n=5 Participants
Weight
53.01 kilograms
STANDARD_DEVIATION 21.58 • n=5 Participants
Body mass index
22.064 kilograms/square meter
STANDARD_DEVIATION 5.930 • n=5 Participants
Body temperature
36.752 Degrees centigrade
STANDARD_DEVIATION 0.718 • n=5 Participants
Respiration
17.4 breaths/minute
STANDARD_DEVIATION 2.0 • n=5 Participants
Obsessive Compulsive Disorder
Positive
4 Participants
n=5 Participants
Obsessive Compulsive Disorder
Intermediate
4 Participants
n=5 Participants
Obsessive Compulsive Disorder
Negative
37 Participants
n=5 Participants
Attention Deficit Hyperactive Disorder
Positive
17 participants
n=5 Participants
Attention Deficit Hyperactive Disorder
Intermediate
6 participants
n=5 Participants
Attention Deficit Hyperactive Disorder
Negative
22 participants
n=5 Participants
Treatment received in previous trial (NCT00558467)
Received placebo
14 Participants
n=5 Participants
Treatment received in previous trial (NCT00558467)
Received pramipexole
31 Participants
n=5 Participants

PRIMARY outcome

Timeframe: 24 Weeks

Population: Treated set

Number of patients with Adverse Events leading to discontinuation of trial drug

Outcome measures

Outcome measures
Measure
Pramipexole
n=45 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Patients With Adverse Events Leading to Discontinuation of Trial Drug
1 participants

SECONDARY outcome

Timeframe: baseline and week 24

Population: The Full Analysis Set (FAS) with last observation carried forward (LOCF).

Total Tic Score is the sum of ten individual ratings of the impairment due to tics. Each scale ranges from 0 (None/Absent) to 5 (Severe) and total score ranges from 0 to 50.

Outcome measures

Outcome measures
Measure
Pramipexole
n=45 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Tic Score (TTS) of the Yale Global Tic Severity Scale
-9.8 Score on a scale
Standard Deviation 8.9

SECONDARY outcome

Timeframe: baseline and Week 24 (end of treatment visit)

Population: The Full Analysis Set (FAS) with Last Observation Carried Forward (LOCF).

Total Score is a rating of the overall impairment due to motor and phonic tics. The scale ranges from 0 (None) to 50 (Severe).

Outcome measures

Outcome measures
Measure
Pramipexole
n=45 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Score of the Yale Global Tic Severity Scale
-22.0 Score on a scale
Standard Deviation 21.0

SECONDARY outcome

Timeframe: baseline and Week 1

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Tic Score is the sum of ten individual ratings of the impairment due to tics. Each scale ranges from 0 (None/Absent) to 5 (Severe) and total score ranges from 0 to 50.

Outcome measures

Outcome measures
Measure
Pramipexole
n=45 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Tic Score (TTS) of the Yale Global Tic Severity Scale
-7.2 Score on a scale
Standard Deviation 8.5

SECONDARY outcome

Timeframe: baseline and Week 2

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Tic Score is the sum of ten individual ratings of the impairment due to tics. Each scale ranges from 0 (None/Absent) to 5 (Severe) and total score ranges from 0 to 50.

Outcome measures

Outcome measures
Measure
Pramipexole
n=45 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Tic Score (TTS) of the Yale Global Tic Severity Scale
-8.3 Score on a scale
Standard Deviation 7.7

SECONDARY outcome

Timeframe: baseline and Week 3

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Tic Score is the sum of ten individual ratings of the impairment due to tics. Each scale ranges from 0 (None/Absent) to 5 (Severe) and total score ranges from 0 to 50.

Outcome measures

Outcome measures
Measure
Pramipexole
n=44 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Tic Score (TTS) of the Yale Global Tic Severity Scale
-8.6 Score on a scale
Standard Deviation 8.6

SECONDARY outcome

Timeframe: baseline and week 4

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Tic Score is the sum of ten individual ratings of the impairment due to tics. Each scale ranges from 0 (None/Absent) to 5 (Severe) and total score ranges from 0 to 50.

Outcome measures

Outcome measures
Measure
Pramipexole
n=44 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Tic Score (TTS) of the Yale Global Tic Severity Scale
-9.3 Score on a scale
Standard Deviation 9.7

SECONDARY outcome

Timeframe: baseline and Week 8

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Tic Score is the sum of ten individual ratings of the impairment due to tics. Each scale ranges from 0 (None/Absent) to 5 (Severe) and total score ranges from 0 to 50.

Outcome measures

Outcome measures
Measure
Pramipexole
n=41 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Tic Score (TTS) of the Yale Global Tic Severity Scale
-10.7 Score on a scale
Standard Deviation 9.4

SECONDARY outcome

Timeframe: baseline and Week 12

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Tic Score is the sum of ten individual ratings of the impairment due to tics. Each scale ranges from 0 (None/Absent) to 5 (Severe) and total score ranges from 0 to 50.

Outcome measures

Outcome measures
Measure
Pramipexole
n=35 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Tic Score (TTS) of the Yale Global Tic Severity Scale
-12.3 Score on a scale
Standard Deviation 9.0

SECONDARY outcome

Timeframe: baseline and Week 16

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Tic Score is the sum of ten individual ratings of the impairment due to tics. Each scale ranges from 0 (None/Absent) to 5 (Severe) and total score ranges from 0 to 50.

Outcome measures

Outcome measures
Measure
Pramipexole
n=32 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Tic Score (TTS) of the Yale Global Tic Severity Scale
-12.4 Score on a scale
Standard Deviation 9.3

SECONDARY outcome

Timeframe: baseline and Week 20

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Tic Score is the sum of ten individual ratings of the impairment due to tics. Each scale ranges from 0 (None/Absent) to 5 (Severe) and total score ranges from 0 to 50.

Outcome measures

Outcome measures
Measure
Pramipexole
n=26 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Tic Score (TTS) of the Yale Global Tic Severity Scale
-11.7 Score on a scale
Standard Deviation 11.3

SECONDARY outcome

Timeframe: baseline and Week 24

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Tic Score is the sum of ten individual ratings of the impairment due to tics. Each scale ranges from 0 (None/Absent) to 5 (Severe) and total score ranges from 0 to 50.

Outcome measures

Outcome measures
Measure
Pramipexole
n=22 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Tic Score (TTS) of the Yale Global Tic Severity Scale
-9.3 Score on a scale
Standard Deviation 10.4

SECONDARY outcome

Timeframe: baseline and Week 1

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Score is a rating of the overall impairment due to motor and phonic tics. The scale ranges from 0 (None) to 50 (Severe).

Outcome measures

Outcome measures
Measure
Pramipexole
n=45 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Score of the Yale Global Tic Severity Scale
-14.5 Score on a scale
Standard Deviation 18.2

SECONDARY outcome

Timeframe: baseline and Week 2

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Score is a rating of the overall impairment due to motor and phonic tics. The scale ranges from 0 (None) to 50 (Severe).

Outcome measures

Outcome measures
Measure
Pramipexole
n=45 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Score of the Yale Global Tic Severity Scale
-17.4 Score on a scale
Standard Deviation 17.6

SECONDARY outcome

Timeframe: baseline and Week 3

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Score is a rating of the overall impairment due to motor and phonic tics. The scale ranges from 0 (None) to 50 (Severe).

Outcome measures

Outcome measures
Measure
Pramipexole
n=44 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Score of the Yale Global Tic Severity Scale
-18.4 Score on a scale
Standard Deviation 19.8

SECONDARY outcome

Timeframe: baseline and Week 4

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Score is a rating of the overall impairment due to motor and phonic tics. The scale ranges from 0 (None) to 50 (Severe).

Outcome measures

Outcome measures
Measure
Pramipexole
n=44 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Score of the Yale Global Tic Severity Scale
-20.9 Score on a scale
Standard Deviation 21.5

SECONDARY outcome

Timeframe: baseline and Week 8

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Score is a rating of the overall impairment due to motor and phonic tics. The scale ranges from 0 (None) to 50 (Severe).

Outcome measures

Outcome measures
Measure
Pramipexole
n=41 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Score of the Yale Global Tic Severity Scale
-22.4 Score on a scale
Standard Deviation 21.9

SECONDARY outcome

Timeframe: baseline and Week 12

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Score is a rating of the overall impairment due to motor and phonic tics. The scale ranges from 0 (None) to 50 (Severe).

Outcome measures

Outcome measures
Measure
Pramipexole
n=35 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Score of the Yale Global Tic Severity Scale
-27.7 Score on a scale
Standard Deviation 20.9

SECONDARY outcome

Timeframe: baseline and Week 16

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Score is a rating of the overall impairment due to motor and phonic tics. The scale ranges from 0 (None) to 50 (Severe).

Outcome measures

Outcome measures
Measure
Pramipexole
n=32 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Score of the Yale Global Tic Severity Scale
-28.3 Score on a scale
Standard Deviation 20.2

SECONDARY outcome

Timeframe: baseline and Week 20

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Score is a rating of the overall impairment due to motor and phonic tics. The scale ranges from 0 (None) to 50 (Severe).

Outcome measures

Outcome measures
Measure
Pramipexole
n=26 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Score of the Yale Global Tic Severity Scale
-26.7 Score on a scale
Standard Deviation 24.9

SECONDARY outcome

Timeframe: baseline and Week 24

Population: Observed Cases Full Analysis Set (OC FAS). All participants in FAS having observed data at the particular timepoint.

Total Score is a rating of the overall impairment due to motor and phonic tics. The scale ranges from 0 (None) to 50 (Severe).

Outcome measures

Outcome measures
Measure
Pramipexole
n=22 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Mean Change From Baseline in Total Score of the Yale Global Tic Severity Scale
-22.0 Score on a scale
Standard Deviation 23.6

SECONDARY outcome

Timeframe: week 24

Population: The Full Analysis Set (FAS) with last observation carried forward (LOCF).

Overall improvement during the last week compared to baseline ranging from 1 (very much improved), 2 (much improved), to 7 (very much worse). Responder has 'very much' or 'much' improvement. Non responder has less improvement than 'much' improvement.

Outcome measures

Outcome measures
Measure
Pramipexole
n=42 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Clinical Global Impressions - Severity of Illness
-1.1 score on a scale
Standard Deviation 1.1

SECONDARY outcome

Timeframe: week 24

Population: The Full Analysis Set (FAS) with last observation carried forward (LOCF).

Assessment of the overall severity of illness on a scale ranging from 1 (not at all ill) to 7 (among the most extremely ill patients). Overall improvement during the last week compared to baseline ranging from 1 (very much improved), 2 (much improved), to 7 (very much worse). Responder has 'very much' or 'much' improvement. Non responder has less improvement than 'much' improvement.

Outcome measures

Outcome measures
Measure
Pramipexole
n=42 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Clinical Global Impressions - Severity of Illness, Categorized
Improved (change score <= -2)
11 participants
Clinical Global Impressions - Severity of Illness, Categorized
Unchanged (change score of -1, 0, or +1)
31 participants
Clinical Global Impressions - Severity of Illness, Categorized
Worsened (change score >= +2)
0 participants

SECONDARY outcome

Timeframe: week 1

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the overall improvement during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much improved) to 7 (very much worse).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 2

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the overall improvement during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much improved) to 7 (very much worse).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 3

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the overall improvement during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much improved) to 7 (very much worse).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 4

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the overall improvement during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much improved) to 7 (very much worse).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 8

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the overall improvement during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much improved) to 7 (very much worse).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 12

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the overall improvement during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much improved) to 7 (very much worse).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 16

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the overall improvement during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much improved) to 7 (very much worse).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 20

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the overall improvement during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much improved) to 7 (very much worse).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 24

Population: The Full Analysis Set (FAS) with last observation carried forward (LOCF).

Assessment of the overall improvement during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much improved) to 7 (very much worse).

Outcome measures

Outcome measures
Measure
Pramipexole
n=45 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Clinical Global Impressions - Improvement
Responder (Much improved or Very much improved)
22 participants
Clinical Global Impressions - Improvement
Not Responder
23 participants

SECONDARY outcome

Timeframe: week 1

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the change of the patient's overall condition during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much better) to 7 (very much worse). A responder is defined as having a response of very much (1) or much better (2).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 2

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the change of the patient's overall condition during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much better) to 7 (very much worse). A responder is defined as having a response of very much (1) or much better (2).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 3

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the change of the patient's overall condition during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much better) to 7 (very much worse). A responder is defined as having a response of very much (1) or much better (2).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 4

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the change of the patient's overall condition during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much better) to 7 (very much worse). A responder is defined as having a response of very much (1) or much better (2).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 8

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the change of the patient's overall condition during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much better) to 7 (very much worse). A responder is defined as having a response of very much (1) or much better (2).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 12

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the change of the patient's overall condition during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much better) to 7 (very much worse). A responder is defined as having a response of very much (1) or much better (2).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 16

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the change of the patient's overall condition during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much better) to 7 (very much worse). A responder is defined as having a response of very much (1) or much better (2).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 20

Population: This outcome measure was not analyzed due to the premature ending of the trial.

Assessment of the change of the patient's overall condition during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much better) to 7 (very much worse). A responder is defined as having a response of very much (1) or much better (2).

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: week 24

Population: The Full Analysis Set (FAS) with last observation carried forward (LOCF).

Assessment of the change of the patient's overall condition during the last week compared to the patient's condition at baseline on a scale ranging from 1 (very much better) to 7 (very much worse). A responder is defined as having a response of very much (1) or much better (2).

Outcome measures

Outcome measures
Measure
Pramipexole
n=45 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Patient Global Impression - Improvement
Responder (Much better or Very much better)
17 participants
Patient Global Impression - Improvement
Not Responder
28 participants

SECONDARY outcome

Timeframe: Baseline and 24 weeks

Population: Observed Cases Treated set (OC TS). All participants in Treated Set having observed data at the particular timepoint.

Frequency of patients with possible clinically significant abnormalities for laboratory parameters (blood hematology and electrolyte assessments, serum chemistry, including follicle-stimulating hormone (FSH), luteinizing hormone (LH) and estradiol for pubertal female patients, prolactin in all patients, testosterone in pubertal male patients, urine analysis)

Outcome measures

Outcome measures
Measure
Pramipexole
n=43 Participants
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Frequency of Patients With Possible Clinically Significant Abnormalities for Laboratory Parameters
Haemoglobin - decrease
2 participants
Frequency of Patients With Possible Clinically Significant Abnormalities for Laboratory Parameters
Eosinophils - increase
3 participants
Frequency of Patients With Possible Clinically Significant Abnormalities for Laboratory Parameters
Phosphate - increase
2 participants
Frequency of Patients With Possible Clinically Significant Abnormalities for Laboratory Parameters
Alkaline phosphatase - increase
1 participants

Adverse Events

Pramipexole

Serious events: 1 serious events
Other events: 35 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Pramipexole
n=45 participants at risk
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Nervous system disorders
Syncope
2.2%
1/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.

Other adverse events

Other adverse events
Measure
Pramipexole
n=45 participants at risk
4 weeks individual dose titration starting with 0.0625 mg BID, down-titration to 0.0625 QD if not tolerated, and next steps 0.125 mg BID, 0.125 mg TID and 0.25 mg BID, according to efficacy assessment; established optimal dose for the remainder of the 24-week treatment period.
Gastrointestinal disorders
Abdominal pain upper
8.9%
4/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Gastrointestinal disorders
Nausea
17.8%
8/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Gastrointestinal disorders
Vomiting
8.9%
4/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
General disorders
Fatigue
13.3%
6/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
General disorders
Pyrexia
8.9%
4/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Immune system disorders
Hypersensitivity
8.9%
4/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Infections and infestations
Nasopharyngitis
11.1%
5/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Infections and infestations
Upper respiratory tract infection
8.9%
4/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Injury, poisoning and procedural complications
Skin laceration
6.7%
3/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Metabolism and nutrition disorders
Increased appetite
8.9%
4/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Musculoskeletal and connective tissue disorders
Arthralgia
8.9%
4/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Musculoskeletal and connective tissue disorders
Myalgia
6.7%
3/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Nervous system disorders
Dizziness
6.7%
3/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Nervous system disorders
Headache
20.0%
9/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Nervous system disorders
Somnolence
6.7%
3/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Psychiatric disorders
Tic
8.9%
4/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Respiratory, thoracic and mediastinal disorders
Cough
6.7%
3/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.
Vascular disorders
Orthostatic hypotension
6.7%
3/45 • up to 24 weeks
At each visit, the Investigator asked the patient and parent(s) (legal guardians) to elucidate any adverse events that may have occurred since the last visit in order to document if any adverse events had occurred, and carefully recorded the adverse event information reported.

Additional Information

Boehringer Ingelheim Call Center

Boehringer Ingelheim Pharmaceuticals

Phone: 1-800-243-0127

Results disclosure agreements

  • Principal investigator is a sponsor employee Any publication of the result of this trial must be consistent with the Boehringer Ingelheim publication policy. The rights of the investigator and of the sponsor with regard to publication of the results of this trial are described in the investigator contract
  • Publication restrictions are in place

Restriction type: OTHER