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Open-Label Extension Study to Assess the Safety and Seizure Frequency Associated With Lacosamide for Primary Generalized Tonic-Clonic Seizures in Subjects With Epilepsy

An Open-Label Extension Study to Assess the Safety and Seizure Frequency Associated With Long-Term Oral Lacosamide for Uncontrolled Primary Generalized Tonic-Clonic Seizures in Subjects With Idiopathic Generalized Epilepsy

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01118962
Enrollment
39
Registered
2010-05-07
Start date
2010-08-31
Completion date
2012-10-31
Last updated
2018-07-17

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

Conditions

Epilepsy

Keywords

Primary Generalized Tonic-Clonic (PGTC) Seizures, Absence Seizures, Myoclonic Seizures, Idiopathic Generalized Epilepsy (IGE)

Brief summary

The purpose is to obtain data on the safety and seizure frequency associated with long-term oral Lacosamide for uncontrolled primary generalized tonic-clonic (PGTC) seizures in subjects with idiopathic generalized Epilepsy. Additionally, to allow subjects who have completed SP0961 (NCT01118949) to continue to receive Lacosamide.

Interventions

DRUGLacosamide

Lacosamide was supplied as 50 mg and 100 mg tablets. The starting Lacosamide dose was the same dose reached by a subject at the end of SP0961 (NCT01118949). At the beginning of SP0962, the dose may be maintained, or increased or decreased by 100 mg /day, as deemed clinically appropriate to optimize tolerability and seizure reduction. Dose increases should be no faster than 100 mg/ day per week up to a maximum of 800 mg/ day. Lacosamide was administered twice daily (approx. 12 hours apart, once in the morning and once in the evening) in 2 equally divided doses for up to a 56-week Treatment Phase. The Treatment Phase was followed by a 5-week End-of-Study Phase, during which subjects had to be tapered off Lacosamide at a recommended decrease rate of 200 mg/ day per week.

Sponsors

UCB BIOSCIENCES, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
16 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

* Subject completed the SP0961 (NCT01118949) study * Subject is expected to benefit from participation in an open-label extension study with Lacosamide, in the opinion of the investigator

Exclusion criteria

* Subject meets the withdrawal criteria for SP0961 (NCT01118949) or is experiencing an ongoing Serious Adverse Event (SAE)

Design outcomes

Primary

MeasureTime frame
Number of Participants With Treatment-emergent Adverse Events (TEAEs) From Visit 1 to the End of Study (Approximately 61 Weeks)From Visit 1 to the end of study (Approximately 61 weeks)
Number of Participants Withdrawn From the Study Due to Treatment-emergent Adverse Events (TEAEs) From Visit 1 to the End of Study (Approximately 61 Weeks)From Visit 1 to the end of study (Approximately 61 weeks)

Countries

United States

Participant flow

Recruitment details

This study began enrollment in August 2010. The study completed in October 2012. The participant flow consists of the Safety Set (SS). The Safety Set consists of all subjects that were dosed at least once with Lacosamide (LCM).

Participants by arm

ArmCount
Lacosamide
Lacosamide was supplied as 50 mg and 100 mg tablets. The starting Lacosamide dose was the same dose reached by a subject at the end of SP0961 (NCT01118949). Lacosamide was administered twice daily (approx. 12 hours apart, once in the morning and once in the evening) in 2 equally divided doses.
39
Total39

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyAdverse Event2
Overall StudyLack of Efficacy1
Overall StudyNon-compliance with Medicinal Product1
Overall StudyPregnancy1
Overall StudyProtocol Violation1
Overall StudyWithdrawal by Subject4

Baseline characteristics

CharacteristicLacosamide
Age, Categorical
<=18 years
3 Participants
Age, Categorical
>=65 years
0 Participants
Age, Categorical
Between 18 and 65 years
36 Participants
Age, Continuous30.3 years
STANDARD_DEVIATION 10.7
Height167.88 Centimeters
STANDARD_DEVIATION 8.25
Region of Enrollment
United States
39 participants
Sex: Female, Male
Female
28 Participants
Sex: Female, Male
Male
11 Participants
Weight77.66 Kilograms
STANDARD_DEVIATION 17.58

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
35 / 39
serious
Total, serious adverse events
3 / 39

Outcome results

Primary

Number of Participants Withdrawn From the Study Due to Treatment-emergent Adverse Events (TEAEs) From Visit 1 to the End of Study (Approximately 61 Weeks)

Time frame: From Visit 1 to the end of study (Approximately 61 weeks)

Population: Of the 39 subjects in the Safety Set (SS), 39 were included in this analysis.~The SS consists of all subjects that were dosed at least once with Lacosamide (LCM).

ArmMeasureValue (NUMBER)
LacosamideNumber of Participants Withdrawn From the Study Due to Treatment-emergent Adverse Events (TEAEs) From Visit 1 to the End of Study (Approximately 61 Weeks)2 participants
Primary

Number of Participants With Treatment-emergent Adverse Events (TEAEs) From Visit 1 to the End of Study (Approximately 61 Weeks)

Time frame: From Visit 1 to the end of study (Approximately 61 weeks)

Population: Of the 39 subjects in the Safety Set (SS), 39 were included in this analysis.~The SS consists of all subjects that were dosed at least once with Lacosamide (LCM).

ArmMeasureValue (NUMBER)
LacosamideNumber of Participants With Treatment-emergent Adverse Events (TEAEs) From Visit 1 to the End of Study (Approximately 61 Weeks)37 participants

Source: ClinicalTrials.gov · Data processed: Mar 11, 2026