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About
Seizures that arise in specific areas in the brain are called Localization Related Epilepsy (LRE) and are the most common seizure disorder in children. Children that receive drug treatment for this disorder may suffer from treatment related side effects which impact their ability to think or concentrate and their ability to interact socially. These negative treatment effects can impact the child's performance in school and long term may impact employment and job options.
This study will determine whether changes in attention and social interactions are seen in children treated for LRE using three of the most common medications used to treat pediatric LRE. Children who are newly diagnosed with LRE by their doctors and are between the ages of 5 years 6 months and 16 years 0 months will be randomized to receive levetiracetam, lamotrigine, or oxcarbazepine.
There will be 14 study sites throughout the US. Children will undergo evaluation of their thinking and ability to pay attention before and after starting drug treatment for LRE. Regardless of the specific findings, results of this study will provide the information needed to help parents and their clinicians choose treatment options that maximize cognitive abilities in children with LRE, and provide the data needed for practice guidelines to be established on the basis of cognitive side effect risks.
Full description
This is a prospective multicenter, randomized, open-label, central assessor, parallel-group study of children ages 5 years, 6 months to 16 years, 0 months with newly diagnosed Localization Related Epilepsy (LRE) to establish whether three common antiepileptic drugs (AEDs) used as first line LRE treatment (lamotrigine (LTG), levetiracetam (LEV), or oxcarbazepine (OXC)) are associated with differential cognitive side effects on attention. It is predicted that one AED will be identified with greater negative cognitive effects on attention. The study will also examine whether there are differential risks for drug-related behavior change. The study will address whether 6 month attentional outcomes can be reliably predicted based upon shorter term cognitive change assessed soon after beginning AED therapy, and establish practice effects associated with repeated test exposure when on constant doses of AED.
Children will undergo cognitive testing after study enrollment and no more than a week after AED initiation. Selected measures will be repeated at the first follow up clinic visit after beginning AED treatment, and the primary endpoint will be the attention performance obtained at the subjects' 6 month follow-up clinic visit.
Enrollment
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Inclusion criteria
Age of participant between 5 years, 6 months and 16 years, 0 months at the time of enrollment
Weight is between ≥ 15 kg the lower limit BMI 99th percentile at study entry at study entry
Child has diagnosed epilepsy as defined by one of the following definitions :
Child has a diagnosis of Localization Related Epilepsy (LRE) with or without secondary generalization according to International League Against Epilepsy (ILAE) criteria and which may include Benign Rolandic Epilepsy and Benign Occipital Epilepsy or other LREs.
Localization related seizures will be based upon at least one of the following: 1) focal EEG abnormalities (sharp waves, spikes, or slowing) and the absence of generalized spike waves discharges, 2) focal MRI abnormalities other than active cysticercosis, which may include temporal lobe sclerosis, dysembryoplastic neuroepithelial tumor , ganglioglioma, or focal malformations of cortical development, 3) focal neurologic abnormalities, or 4) clinical semiology, which may include Todd's phenomenon, unilateral dystonia, or fencing posture, or distinct aura consistent with localization related seizure onset (e.g., classic déjà vu or bad smell).
Participants must either be antiepileptic drug (AED) therapy naïve or on an AED (excluding benzodiazepines) for 1-week or less. Children may be on a stable dose of psychostimulants at the time of enrollment, but no change in medication, dose, or schedule in 3 months prior to study enrollment, with no anticipated dosing changes during the 6 months of the study. If participants are taking psychostimulants at the time of study entry, they should plan on continuing them for the 6 month duration of the study protocol including the 3-month and 6-month cognitive and behavioral testing time points.
Females of child bearing potential must agree to acceptable forms of birth control, which may include abstinence.
The child's parent/guardian must be able to keep an accurate seizure diary and be able and willing to comply with instructions and study procedures.
Informed consent from the child's legal guardian or legal representative.
Assent will be obtained from children according to each site's institutional guidelines.
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72 participants in 3 patient groups
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Data sourced from clinicaltrials.gov
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