MedPath

Double-blind, Randomized Study Evaluating the Efficacy and Safety of Brivaracetam in Adults With Partial Onset Seizures

Phase 3
Completed
Conditions
Epilepsy
Interventions
Other: Placebo
Registration Number
NCT00490035
Lead Sponsor
UCB Pharma SA
Brief Summary

This study will evaluate the efficacy and safety of Brivaracetam to support the submission file in the indication of adjunctive treatment in adolescents and adults with partial onset seizures.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
399
Inclusion Criteria
  • Subjects were from 16 to 70 years, both inclusive. Subjects under 18 years of age were only included where legally permitted and ethically accepted
  • Subjects with well-characterized focal epilepsy or epileptic syndrome according to the International League Against Epilepsy (ILAE) classification
  • Subjects had a history of partial onset seizures (POS) whether or not secondarily generalized (Type I seizures according to the ILAE classification)
  • Subjects had at least 2 POS whether or not secondarily generalized per month during the 3 months preceding Visit 1
  • Subjects had at least 8 POS whether or not secondarily generalized during the 8-Week Baseline Period
  • Subjects were uncontrolled while treated by 1 to 2 permitted concomitant antiepileptic drugs (AEDs). Vagal nerve stimulation was allowed and was not counted as a concomitant AED
Exclusion Criteria
  • History or presence of seizures occurring only in clusters (too frequently or indistinctly separated to be reliably counted) before Visit 3
  • History or presence of status epilepticus during the year preceding Visit 1 or during Baseline

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
PlaceboPlaceboMatching Placebo tablets administered twice a day
Brivaracetam 50 mg/dayBrivaracetamBrivaracetam 50 mg/day, 25 mg administered twice a day
Brivaracetam 100 mg/dayBrivaracetamBrivaracetam 100 mg/day, 50 mg administered twice a day
Brivaracetam 20 mg/dayBrivaracetamBrivaracetam 20 mg/day, 10 mg administered twice a day
Primary Outcome Measures
NameTimeMethod
Partial Onset Seizure (Type I) Frequency Per Week Over the 12-week Treatment PeriodFrom Baseline to 12-week Treatment Period

Partial (Type I) Seizures can be classified into one of the following three groups: Simple Partial Seizures, Complex Partial Seizures, Partial Seizures evolving to Secondarily Generalized Seizures.

Secondary Outcome Measures
NameTimeMethod
Categorized Percentage Change From Baseline in Seizure Frequency for Partial Onset Seizure (Type I) Over the 12-week Treatment PeriodFrom Baseline to 12-week Treatment Period

The categories are:

* \<= 25 %

* - 25 % to \< 25 %

* 25 % to \< 50 %

* 50 % to \< 75 %

* 75 % to \< 100 %

* 100 %

Time to Fifth Type I Seizure During the 12-week Treatment PeriodFrom Baseline to 12-week Treatment Period

The time to Fifth Type I Seizure during the 12-week Treatment Period was measured in days.

Change From Baseline to the 12-week Treatment Period in Cognitive Functioning Patient Weighted Quality of Life in Epilepsy Inventory-Form 31 (QOLIE-31-P) ScoreFrom Baseline to 12-week Treatment Period

The QOLIE-31-P is an adaptation of the original QOLIE-31 instrument that includes 30 items grouped into seven multi-item subscales - Seizure Worry (5 items), Overall Quality of Life (2 items), Emotional Well-Being (5 items), Energy/Fatigue (4 items), Cognitive Functioning (6 items), Medication Effects (3 items) and Daily Activities/Social Functioning (5 items) - and a Health Status item. The subscale scores, the Total score and the Health Status item score are calculated according to the scoring algorithm defined by the author with scores ranging from 0 to 100 and higher scores indicating better function. A positive value in Change from Baseline indicates an improvement from Baseline.

Responder Rate for Partial Onset Seizures (Type I) Frequency Per Week Over the 12-week Treatment PeriodFrom Baseline to 12-week Treatment Period

Responders are those subjects with at least 50 % reduction from Baseline to Treatment Period in Partial Onset Seizure frequency per week.

The Responder Rate for Partial Onset Seizures (Type I) is the proportion of subjects who have a \>= 50 % reduction in seizure frequency per week from Baseline.

Seizure Freedom Rate (All Seizure Types) Over the 12-week Treatment PeriodFrom Baseline to 12-week Treatment Period

Subjects were considered seizure free if their seizure counts for every day over the entire Treatment Period was zero and if they completed the Treatment Period.

Patient's Global Evaluation Scale (P-GES) Evaluated at Last Visit or Early Discontinuation VisitLast Visit or Early Discontinuation Visit in the 12-week Treatment Period

The Patient's Global Evaluation Scale (P-GES) is a global assessment of the disease evolution which was performed using a seven-point scale (1 = Marked worsening to 7 = Marked improvement) with the start of the study medication as the reference time point. The subject not mentally impaired had to complete it by answering the following question: "Overall, has there been a change in your seizures since the start of the study medication?"

Change From Baseline to the 12-week Treatment Period in Overall Quality of Life Patient Weighted Quality of Life in Epilepsy Inventory-Form 31 (QOLIE-31-P) ScoreFrom Baseline to 12-week Treatment Period

The QOLIE-31-P is an adaptation of the original QOLIE-31 instrument that includes 30 items grouped into seven multi-item subscales - Seizure Worry (5 items), Overall Quality of Life (2 items), Emotional Well-Being (5 items), Energy/Fatigue (4 items), Cognitive Functioning (6 items), Medication Effects (3 items) and Daily Activities/Social Functioning (5 items) - and a Health Status item. The subscale scores, the Total score and the Health Status item score are calculated according to the scoring algorithm defined by the author with scores ranging from 0 to 100 and higher scores indicating better function. A positive value in Change from Baseline indicates an improvement from Baseline.

Time to First Type I Seizure During the 12-week Treatment PeriodFrom Baseline to 12-week Treatment Period

The time to first Type I Seizure during the 12-week Treatment Period was measured in days.

Time to Tenth Type I Seizure During the 12-week Treatment PeriodFrom Baseline to 12-week Treatment Period

The time to tenth Type I Seizure during the 12-week Treatment Period was measured in days.

Change From Baseline to the 12-week Treatment Period in Daily Activities/Social Functioning Patient Weighted Quality of Life in Epilepsy Inventory-Form 31 (QOLIE-31-P) ScoreFrom Baseline to 12-week Treatment Period

The QOLIE-31-P is an adaptation of the original QOLIE-31 instrument that includes 30 items grouped into seven multi-item subscales - Seizure Worry (5 items), Overall Quality of Life (2 items), Emotional Well-Being (5 items), Energy/Fatigue (4 items), Cognitive Functioning (6 items), Medication Effects (3 items) and Daily Activities/Social Functioning (5 items) - and a Health Status item. The subscale scores, the Total score and the Health Status item score are calculated according to the scoring algorithm defined by the author with scores ranging from 0 to 100 and higher scores indicating better function. A positive value in Change from Baseline indicates an improvement from Baseline.

Change From Baseline to the 12-week Treatment Period in Emotional Well-Being Patient Weighted Quality of Life in Epilepsy Inventory-Form 31 (QOLIE-31-P) ScoreFrom Baseline to 12-week Treatment Period

The QOLIE-31-P is an adaptation of the original QOLIE-31 instrument that includes 30 items grouped into seven multi-item subscales - Seizure Worry (5 items), Overall Quality of Life (2 items), Emotional Well-Being (5 items), Energy/Fatigue (4 items), Cognitive Functioning (6 items), Medication Effects (3 items) and Daily Activities/Social Functioning (5 items) - and a Health Status item. The subscale scores, the Total score and the Health Status item score are calculated according to the scoring algorithm defined by the author with scores ranging from 0 to 100 and higher scores indicating better function. A positive value in Change from Baseline indicates an improvement from Baseline.

Change From Baseline to the 12-week Treatment Period in Medication Effects Patient Weighted Quality of Life in Epilepsy Inventory-Form 31 (QOLIE-31-P) ScoreFrom Baseline to 12-week Treatment Period

The QOLIE-31-P is an adaptation of the original QOLIE-31 instrument that includes 30 items grouped into seven multi-item subscales - Seizure Worry (5 items), Overall Quality of Life (2 items), Emotional Well-Being (5 items), Energy/Fatigue (4 items), Cognitive Functioning (6 items), Medication Effects (3 items) and Daily Activities/Social Functioning (5 items) - and a Health Status item. The subscale scores, the Total score and the Health Status item score are calculated according to the scoring algorithm defined by the author with scores ranging from 0 to 100 and higher scores indicating better function. A positive value in Change from Baseline indicates an improvement from Baseline.

All Seizure Frequency (Type I+II+III) Per Week Over the 12-week Treatment PeriodFrom Baseline to 12-week Treatment Period

There are three types of Epilepsy: Partial Epilepsies (Type I), Generalized Epilepsies (Type II) and uncertain classification of Epilepsies (Type III).

Percent Change From Baseline to the 12-week Treatment Period in Partial Onset Seizure (Type I) Frequency Per WeekFrom Baseline to 12-week Treatment Period

The percent change from Baseline was computed as: Weekly Seizure Frequency (Treatment) - Weekly Seizure Frequency (Baseline) / Weekly Seizure Frequency (Baseline) \* 100. Negative values indicate a reduction from Baseline with higher negative values showing higher reduction.

Reduction of Type IC/Type I Seizure Frequency Ratio From Baseline to the 12- Week Treatment Period.From Baseline to 12-week Treatment Period

The type IC/Type I seizure frequency ratio is represented by the percentage of subjects having a reduction in the ratio of Type IC seizure frequency over Type IA, IB, and IC seizure frequency from Baseline to Treatment Period.

Change From Baseline to the 12-week Treatment Period in Total Patient Weighted Quality of Life in Epilepsy Inventory-Form 31 (QOLIE-31-P) ScoreFrom Baseline to 12-week Treatment Period

The QOLIE-31-P is an adaptation of the original QOLIE-31 instrument that includes 30 items grouped into seven multi-item subscales - Seizure Worry (5 items), Overall Quality of Life (2 items), Emotional Well-Being (5 items), Energy/Fatigue (4 items), Cognitive Functioning (6 items), Medication Effects (3 items) and Daily Activities/Social Functioning (5 items) - and a Health Status item. The subscale scores, the Total score and the Health Status item score are calculated according to the scoring algorithm defined by the author with scores ranging from 0 to 100 and higher scores indicating better function. A positive value in Change from Baseline indicates an improvement from Baseline.

Change From Baseline to the 12-week Treatment Period in Seizure Worry Patient Weighted Quality of Life in Epilepsy Inventory-Form 31 (QOLIE-31-P) ScoreFrom Baseline to 12-week Treatment Period

The QOLIE-31-P is an adaptation of the original QOLIE-31 instrument that includes 30 items grouped into seven multi-item subscales - Seizure Worry (5 items), Overall Quality of Life (2 items), Emotional Well-Being (5 items), Energy/Fatigue (4 items), Cognitive Functioning (6 items), Medication Effects (3 items) and Daily Activities/Social Functioning (5 items) - and a Health Status item. The subscale scores, the Total score and the Health Status item score are calculated according to the scoring algorithm defined by the author with scores ranging from 0 to 100 and higher scores indicating better function. A positive value in Change from Baseline indicates an improvement from Baseline.

Change From Baseline to the 12-week Treatment Period in Hospital Anxiety ScoreFrom Baseline to 12-week Treatment Period

The Hospital Anxiety and Depression Scale (HADS) was used to evaluate anxiety and depression simultaneously. The HADS was developed as a self-administered scale that has been designed to assess the presence and severity of both anxiety and depression. It consists of 14 items that are scored on a 4-point severity scale ranging from 0 to 3. A score per dimension was calculated with each score ranging from 0 to 21 and higher scores indicating higher depression / anxiety. Negative values in Change from Baseline indicate a decrease of HADS from Baseline to Treatment Period.

Investigator's Global Evaluation Scale (I-GES) Evaluated at Last Visit or Early Discontinuation VisitLast Visit or Early Discontinuation Visit in the 12-week Treatment Period

The Investigator's Global Evaluation Scale (I-GES) is a global assessment of the disease evolution which was performed using a seven-point scale (1 = Marked worsening to 7 = Marked improvement), with the start of the study medication as reference time point. The Investigator was to complete it by answering the following question: "Assess the Overall change in the severity of patient's illness, compared to start of study medication."

Change From Baseline to the 12-week Treatment Period in Energy/Fatigue Patient Weighted Quality of Life in Epilepsy Inventory-Form 31 (QOLIE-31-P) ScoreFrom Baseline to 12-week Treatment Period

The QOLIE-31-P is an adaptation of the original QOLIE-31 instrument that includes 30 items grouped into seven multi-item subscales - Seizure Worry (5 items), Overall Quality of Life (2 items), Emotional Well-Being (5 items), Energy/Fatigue (4 items), Cognitive Functioning (6 items), Medication Effects (3 items) and Daily Activities/Social Functioning (5 items) - and a Health Status item. The subscale scores, the Total score and the Health Status item score are calculated according to the scoring algorithm defined by the author with scores ranging from 0 to 100 and higher scores indicating better function. A positive value in Change from Baseline indicates an improvement from Baseline.

Change From Baseline to the 12-week Treatment Period in Hospital Depression ScoreFrom Baseline to 12-week Treatment Period

The Hospital Anxiety and Depression Scale (HADS) was used to evaluate anxiety and depression simultaneously. The HADS was developed as a self-administered scale that has been designed to assess the presence and severity of both anxiety and depression. It consists of 14 items that are scored on a 4-point severity scale ranging from 0 to 3. A score per dimension was calculated with each score ranging from 0 to 21 and higher scores indicating higher depression / anxiety. Negative values in Change from Baseline indicate a decrease of HADS from Baseline to Treatment Period.

Change From Baseline to the 12-week Treatment Period in Health Status of Life Patient Weighted Quality of Life in Epilepsy Inventory-Form 31 (QOLIE-31-P) ScoreFrom Baseline to 12-week Treatment Period

The QOLIE-31-P is an adaptation of the original QOLIE-31 instrument that includes 30 items grouped into seven multi-item subscales - Seizure Worry (5 items), Overall Quality of Life (2 items), Emotional Well-Being (5 items), Energy/Fatigue (4 items), Cognitive Functioning (6 items), Medication Effects (3 items) and Daily Activities/Social Functioning (5 items) - and a Health Status item. The subscale scores, the Total score and the Health Status item score are calculated according to the scoring algorithm defined by the author with scores ranging from 0 to 100 and higher scores indicating better function. A positive value in Change from Baseline indicates an improvement from Baseline.

Trial Locations

Locations (76)

52

🇫🇷

Montpellier Cedex, France

71

🇩🇪

Ulm, Germany

94

🇭🇺

Budapest, Hungary

259

🇮🇳

Mumbai, India

145

🇵🇱

Warsaw, Poland

140

🇵🇱

Warszawa, Poland

44

🇫🇮

Kuopio, Finland

92

🇭🇺

Pecs, Hungary

257

🇮🇳

Bangalore, India

253

🇮🇳

Hyderabad, India

10

🇧🇪

Saint-Vith, Belgium

149

🇵🇱

Warszawa, Poland

224

🇬🇧

Middlesborough, United Kingdom

13

🇧🇪

Gent, Belgium

19

🇧🇪

La Louviere, Belgium

12

🇧🇪

Liege, Belgium

42

🇫🇮

Seinajoki, Finland

41

🇫🇮

Oulu, Finland

43

🇫🇮

Tampere, Finland

56

🇫🇷

Bethune, France

60

🇫🇷

Angers Cedex 9, France

62

🇫🇷

Bron, France

57

🇫🇷

Dijon, France

53

🇫🇷

Lille, France

64

🇫🇷

Nancy, France

54

🇫🇷

Paris, France

51

🇫🇷

Rennes, France

61

🇫🇷

Roanne, France

55

🇫🇷

Strasbourg, France

76

🇩🇪

Bad Berka, Germany

79

🇩🇪

Bernau, Germany

73

🇩🇪

Berlin, Germany

78

🇩🇪

Bielefeld, Germany

74

🇩🇪

Freiburg, Germany

70

🇩🇪

Munchen, Germany

75

🇩🇪

Kehl-Kork, Germany

77

🇩🇪

Mainz, Germany

72

🇩🇪

Radeberg, Germany

90

🇭🇺

Debrecen, Hungary

256

🇮🇳

Bangalore, India

255

🇮🇳

Kolkata, India

250

🇮🇳

Lucknow, India

258

🇮🇳

Jaipur, India

270

🇮🇳

Pune, India

251

🇮🇳

Pune Maharashtra, India

104

🇮🇹

Bologna, Italy

105

🇮🇹

Foggia, Italy

101

🇮🇹

Perugia, Italy

107

🇮🇹

Roma, Italy

103

🇮🇹

Roma, Italy

124

🇳🇱

Breda, Netherlands

125

🇳🇱

Den Haag, Netherlands

142

🇵🇱

Bialystok, Poland

143

🇵🇱

Gdansk, Poland

122

🇳🇱

Zwolle, Netherlands

141

🇵🇱

Kielce, Poland

153

🇵🇱

Grodzisk Mazowiecki, Poland

147

🇵🇱

Katowice, Poland

151

🇵🇱

Katowice, Poland

150

🇵🇱

Krakow, Poland

146

🇵🇱

Szczecin, Poland

144

🇵🇱

Lublin, Poland

148

🇵🇱

Lodz, Poland

152

🇵🇱

Poznan, Poland

181

🇪🇸

Barcelona, Spain

187

🇪🇸

Alcorcon, Spain

182

🇪🇸

Madrid, Spain

184

🇪🇸

San Sebastian, Spain

203

🇨🇭

St Gallen, Switzerland

183

🇪🇸

Vigo, Spain

201

🇨🇭

Biel, Switzerland

205

🇨🇭

Geneve, Switzerland

185

🇪🇸

Zaragoza, Spain

202

🇨🇭

Tschugg, Switzerland

204

🇨🇭

Zürich, Switzerland

223

🇬🇧

Liverpool, United Kingdom

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