Trial Outcomes & Findings for Riluzole in the Treatment of Bipolar Depression (NCT NCT00544544)

NCT ID: NCT00544544

Last Updated: 2018-08-07

Results Overview

The Hamilton Depression rating Scale is a clinician-rated scale that measures the severity of depression symptoms using 21 items. Minimum score is zero and maximum score is 65. Higher scores indicate more severe depressive symptoms.

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

14 participants

Primary outcome timeframe

Baseline (week 0) - week 6

Results posted on

2018-08-07

Participant Flow

Participant milestones

Participant milestones
Measure
Riluzole
Riluzole 100-200 mg/day
Overall Study
STARTED
14
Overall Study
COMPLETED
11
Overall Study
NOT COMPLETED
3

Reasons for withdrawal

Reasons for withdrawal
Measure
Riluzole
Riluzole 100-200 mg/day
Overall Study
Withdrawal by Subject
1
Overall Study
Adverse Event
1
Overall Study
Lost to Follow-up
1

Baseline Characteristics

Riluzole in the Treatment of Bipolar Depression

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Riluzole
n=14 Participants
Riluzole 100-200 mg/day
Age, Categorical
<=18 years
0 Participants
n=99 Participants
Age, Categorical
Between 18 and 65 years
14 Participants
n=99 Participants
Age, Categorical
>=65 years
0 Participants
n=99 Participants
Age, Continuous
44.5 years
STANDARD_DEVIATION 12.0 • n=99 Participants
Sex: Female, Male
Female
7 Participants
n=99 Participants
Sex: Female, Male
Male
7 Participants
n=99 Participants
Region of Enrollment
United States
14 participants
n=99 Participants

PRIMARY outcome

Timeframe: Baseline (week 0) - week 6

The Hamilton Depression rating Scale is a clinician-rated scale that measures the severity of depression symptoms using 21 items. Minimum score is zero and maximum score is 65. Higher scores indicate more severe depressive symptoms.

Outcome measures

Outcome measures
Measure
Riluzole
n=14 Participants
Riluzole 100-200 mg/day
Change in Hamilton Depression Rating Scale
-12.6 units on a scale
Interval -16.5 to -8.6

SECONDARY outcome

Timeframe: Baseline (week 0) - week 6

The Montgomery-Asberg Depression Rating Scale is a clinician-rated scale that measures the severity of depression symptoms. The 10 items measured are apparent sadness, reported sadness, inner tension, reduced sleep, reduced appetite, concentration difficulties, lassitude, inability to feel, pessimistic thoughts, and suicidal thoughts. Minimum score is zero and maximum score is 60. Higher scores represent more severe depressive symptoms.

Outcome measures

Outcome measures
Measure
Riluzole
n=14 Participants
Riluzole 100-200 mg/day
Montgomery Asberg Depression Rating Scale
-13.0 units on a scale
Interval -18.0 to -8.0

SECONDARY outcome

Timeframe: Baseline (week 0) - week 6

The Young Mania Rating Scale is a clinician-rated scale that measures the severity of mania symptoms. The 11 items measures are elevated mood, increased motor activity, sexual interest, sleep, irritability, speech, language-thought disorder, thought content, aggressive behavior, appearance, and insight. Minimum score is zero and maximum score is 60. Higher scores represent more severe mania symptoms.

Outcome measures

Outcome measures
Measure
Riluzole
n=14 Participants
Riluzole 100-200 mg/day
Young Mania Rating Scale
-0.6 units on a scale
Interval -2.0 to 0.7

SECONDARY outcome

Timeframe: Baseline (week 0) - week 6

The Clinical Global Impression Scale is a clinician-rated scale that evaluates the severity of illness at the time of assessment. The score ranges from 1 (normal, not at all ill) to 7 (among the most extremely ill patients).

Outcome measures

Outcome measures
Measure
Riluzole
n=14 Participants
Riluzole 100-200 mg/day
Clinical Global Impression Scale
-1.6 units on a scale
Interval -2.4 to -0.8

Adverse Events

Riluzole

Serious events: 0 serious events
Other events: 14 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Riluzole
n=14 participants at risk
Riluzole 100-200 mg/day
Gastrointestinal disorders
nausea
42.9%
6/14 • Number of events 6
Nervous system disorders
headache
28.6%
4/14 • Number of events 4
Gastrointestinal disorders
diarrhea
28.6%
4/14 • Number of events 4
Nervous system disorders
insomnia
28.6%
4/14 • Number of events 4
Gastrointestinal disorders
constipation
21.4%
3/14 • Number of events 3
Nervous system disorders
sedation
21.4%
3/14 • Number of events 3
Musculoskeletal and connective tissue disorders
neck pain
21.4%
3/14 • Number of events 3
Respiratory, thoracic and mediastinal disorders
dyspnea
14.3%
2/14 • Number of events 2
Nervous system disorders
dizziness
14.3%
2/14 • Number of events 2
General disorders
dry mouth
14.3%
2/14 • Number of events 2
Musculoskeletal and connective tissue disorders
back pain
14.3%
2/14 • Number of events 2

Additional Information

Brian P. Brennan, M.D.

McLean Hospital

Phone: 617-855-2911

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place