The purpose of study EP0073 is to assess the long-term safety, tolerability, and efficacy during 5 years of treatment with the drug UCB0942 in patients with highly drug-resistant focal epilepsy. Also, the effects of UCB0942 on the patient's quality of life will be explored.
For those subjects who benefit substantially from UCB0942 in the multicenter, randomized, double-blind, placebo-controlled, parallel group study EP0069, the current open-label extension study EP0073 will provide an opportunity to continue UCB0942 treatment after a careful evaluation of the individual benefit-risk balance and with close monitoring of safety, tolerability and efficacy of long-term study treatment.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
42
* Active Substance: UCB0942 * Pharmaceutical form: Film-coated tablet * Concentration: 25 mg, 100 mg or 200 mg * Route of Administration: oral
Ep0073 103
Brussels, Belgium
Ep0073 101
Ghent, Belgium
Ep0073 102
Leuven, Belgium
Ep0073 201
Percentage of Participants Experiencing at Least One Treatment-Emergent Adverse Event (TEAE) From the Beginning at Entry Visit (EV) of the Evaluation Period to End of Safety Follow-Up Visit During the EP0073 Study
An adverse event (AE) is any untoward medical occurrence in a patient or clinical investigation participant administered a pharmaceutical product that does not necessarily have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal (investigational) product, whether or not related to the medicinal (investigational) product. Percentage of participants experiencing at least one treatment-emergent adverse event (reported by the participant and/or caregiver or observed by the Investigator or inpatient staff) are reported.
Time frame: From Entry Visit to End of Safety Follow-Up Visit (up to 5 years)
75% Responder Rate by 3-month Interval (Month 0 to 3) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month 0-3)
75% Responder Rate by 3-month Interval (Month >3-6) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
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Sofia, Bulgaria
Ep0073 402
Bielefeld, Germany
Ep0073 403
Radeberg, Germany
Ep0073 405
Ravensburg, Germany
Ep0073 601
Budapest, Hungary
Ep0073 602
Budapest, Hungary
Ep0073 302
Heeze, Netherlands
...and 5 more locations
Time frame: Over 3-month interval over the Evaluation Period (Month >3-6)
75% Responder Rate by 3-month Interval (Month >6-9) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >6-9)
75% Responder Rate by 3-month Interval (Month >9-12) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >9-12)
75% Responder Rate by 3-month Interval (Month >12-15) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >12-15)
75% Responder Rate by 3-month Interval (Month >15-18) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >15-18)
75% Responder Rate by 3-month Interval (Month >18-21) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >18-21)
75% Responder Rate by 3-month Interval (Month >21-24) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >21-24)
75% Responder Rate by 3-month Interval (Month >24-27) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >24-27)
75% Responder Rate by 3-month Interval (Month >27-30) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >27-30)
75% Responder Rate by 3-month Interval (Month >30-33) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >30-33)
75% Responder Rate by 3-month Interval (Month >33-36) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >33-36)
75% Responder Rate by 3-month Interval (Month >36-39) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >36-39)
75% Responder Rate by 3-month Interval (Month >39-42) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >39-42)
75% Responder Rate by 3-month Interval (Month >42-45) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >42-45)
75% Responder Rate by 3-month Interval (Month >45-48) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >45-48)
75% Responder Rate by 3-month Interval (Month >48-51) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >48-51)
75% Responder Rate by 3-month Interval (Month >51-54) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >51-54)
75% Responder Rate by 3-month Interval (Month >54-57) Over the Evaluation Period
A 75% responder is defined as a participant with a ≥75% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 75% responders during the Period/ number of participants during the Period × 100.
Time frame: Over 3-month interval over the Evaluation Period (Month >54-57)
Median Partial-onset Seizure Frequency Per 28 Days by 3-month Intervals Over the Evaluation Period of the EP0073 Study
Median partial-onset seizure frequency per 28 days by 3-month intervals over the Evaluation Period of the EP0073 study was reported.
Time frame: Over the 3-month interval: Month 0-3, >3-6, >6-9, >9-12, >12-15, >15-18, >18-21, >21-24, >24-27, >27-30, >30-33, >33-36, >36-39, >39-42, >42-45, >45-48, >48-51, >51-54, >54-57 over the Evaluation Period
Median Partial-onset Seizure Frequency Per 28 Days by Seizure Type by 3-month Intervals Over the Evaluation Period of the EP0073 Study
Median partial-onset seizure frequency per 28 days by seizure type (Type IA1, Type IB, Type IC) by 3-month intervals over the Evaluation Period of the EP0073 study was reported. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981.
Time frame: Over the 3-month interval: Month 0-3, >3-6, >6-9, >9-12, >12-15, >15-18, >18-21, >21-24, >24-27, >27-30, >30-33, >33-36, >36-39, >39-42, >42-45, >45-48, >48-51, >51-54, >54-57 over the Evaluation Period
Percent Change in Partial-onset Seizure Frequency Relative to the Baseline Period Defined in EP0069 by 3-month Intervals Over the Evaluation Period of the EP0073 Study
Percent change from Baseline in seizure frequency for observable focal-onset seizures (Type IA1, IB, and IC) to the corresponding interval was calculated using the following formula: change from Baseline in the 28 day adjusted seizure frequency/28 day adjusted seizure frequency during the EP0069 2- week Prospective Outpatient Baseline Period × 100. The numerator is calculated by subtracting the 28-day adjusted seizure frequency during the Period of interest from the 28-day adjusted seizure frequency during the EP0069 2-week prospective outpatient Baseline Period. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981.
Time frame: Over the 3-month interval: Month 0-3, >3-6, >6-9, >9-12, >12-15, >15-18, >18-21, >21-24, >24-27, >27-30, >30-33, >33-36, >36-39, >39-42, >42-45, >45-48, >48-51, >51-54, >54-57 over the Evaluation Period, Relative to Baseline (of EP0069)
50% Responder Rate by 3-month Intervals Over the Evaluation Period of the EP0073 Study
A 50% responder was defined as a participant with a ≥50% reduction in partial-onset seizure (POS) frequency for observable focal-onset seizures relative to the 2-week Prospective Outpatient Baseline Period defined in EP0069. Observable focal-onset seizures refer to Type IA1 (simple partial seizures with motor signs), IB (complex partial seizures), and IC (partial seizures evolving to secondarily generalized seizures) of the International League Against Epilepsy (ILAE) Classification of Epileptic Seizures, 1981. It was calculated using formula: Count of 50% responders during the period/number of participants during the period × 100.
Time frame: Over the 3-month interval: Month 0-3, >3-6, >6-9, >9-12, >12-15, >15-18, >18-21, >21-24, >24-27, >27-30, >30-33, >33-36, >36-39, >39-42, >42-45, >45-48, >48-51, >51-54, >54-57 over the Evaluation Period
Percentage of Seizure-free Days by 3-month Intervals Over the Evaluation Period
The number of seizure-free days is defined as the total number of days within an analysis Period or time interval for which no seizures were reported. The percentage of seizure-free days is to be computed as 100 times the number of seizure-free days divided by the number of days for which daily diary data was available in the specified analysis Period. Days without the corresponding daily diary data (ie, "Not Done" is ticked) are not used in these computations.
Time frame: Over the 3-month interval: Month 0-3, >3-6, >6-9, >9-12, >12-15, >15-18, >18-21, >21-24, >24-27, >27-30, >30-33, >33-36, >36-39, >39-42, >42-45, >45-48, >48-51, >51-54, >54-57 over the Evaluation Period
Seizure-free Rate Over the Evaluation Period
Participants were considered seizure free for a given Period or time interval if the participant, completes the Period or time interval, reports no seizures during the Period, and has no more than 10% of days in the Period for which seizure data is not available (ie, "Not Done" is reported on the Seizure Count CRF). The seizure freedom rate (%) for a specific time Period was calculated using the following formula: Count of seizure free participants during the Period/ Number of participants during the Period × 100.
Time frame: Over the Evaluation Period (up to 5 years)
Changes in Quality of Life in Epilepsy 31-P (QOLIE-31-P) Total Score From Visit 3 (Week 2) of EP0069 Through the Assessment of the Evaluation Period of EP0073
The QOLIE-31-P includes 30 items grouped into 7 multi-item subscales (seizure worry, overall quality of life, emotional well-being, energy/fatigue, cognitive functioning, medication effects, and social function) and a health status item. Individual responses for the 30 subscale items are rescaled to 0 to 100 with higher scores reflecting better functioning. Each subscale score is then calculated by summing rescaled responses for that subscale and dividing by number of items with non-missing response. Responses for health status item are multiple of 10 ranging from 0 to 100 with a higher score corresponding to better health status. The QOLIE-31-P total score was calculated as weighted sum of the subscale scores which ranges from 0 to 100 with higher score reflecting better functioning.
Time frame: Month 3, 7, 13, 19, 25, 31, 37, 43, 49, early discontinuation visit (EDV) (up to Month 58), Relative to Baseline (of EP0069)