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临床试验/EUCTR2020-005344-27-ES
EUCTR2020-005344-27-ES进行中(未招募)1 期

Open-Label Safety and Efficacy Study of Cenobamate (YKP3089) in Pediatric Subjects with Partial-onset (Focal) Seizures

SK Life Science, Inc.0 个研究点目标入组 140 人开始时间: 2021年10月13日最近更新:
适应症
相关药物

试验速览

阶段
1 期
状态
进行中(未招募)
入组人数
140

研究概览

简要总结

暂无简介。

研究设计

研究类型
Interventional clinical trial of medicinal product

入排标准

性别
All

入选标准

  • 1. Have a diagnosis of epilepsy with partial-onset (focal) seizures (POS) with or without secondarily generalized seizures according to the International League Against Epilepsy's (ILAE) Classification of Epileptic Seizures. A diagnosis should have been established at least 12 months prior to Visit 1 by clinical history and an electroencephalogram (EEG) that is consistent with the diagnosis; normal interictal EEGs will be allowed provided that the participant meets the other diagnosis criterion (i.e., clinical history)
  • 2. Male or female participant, from age 2 to less than 18 years at the time of informed consent/assent (dates including informed consent in YKP3089C039)
  • 3. Have a minimum weight of 10.0 kilograms (kg) (22.0 pounds [lb])
  • 4. Have had a brain imaging (e.g., magnetic resonance imaging [MRI] scan or computed tomography (CT) within 5 years before Visit 1 that ruled out a progressive cause of epilepsy
  • 5. For subjects new to Study YKP3089C040 during the 8 weeks prior to Visit 1, participants must have had at least 1 POS seizure. Only simple POS with motor signs, complex POS, and complex POS with secondary generalization are counted toward this inclusion for POS
  • 6. Are currently being treated with stable doses of 1 to a maximum of 3 approved antiepileptic drugs (AEDs). Doses must be stable for at least 4 weeks before to Visit 1; in the case where a new AED regimen has been initiated for a participant, the dose must be stable for at least 8 weeks prior to Visit 1. A vagal nerve stimulator [VNS] will be counted as one of the 3 allowed AEDs, with the settings stable for at least 4 weeks prior to screening and maintain stable throughout the study.
  • 7. Investigator believes subject could benefit from new or continued exposure to study drug
  • 8. Subjects must continue to meet all of the inclusion criteria from the YKP3089C039 study
  • 9. Subjects receiving felbamate as a concomitant AED must meet the following criteria:
  • a. Have an 18-month history of felbamate use and a history of a fixed dosing regimen for a minimum of 60 days prior to Visit 1 (Screening/Baseline).
  • b. No prior or known history of hepatotoxicity or hematologic disorder due to felbamate.
  • c. Subjects following a ketogenic diet will be allowed as long as the diet has been stable for at least 30 days prior to Visit 1 (Screening) and will remain stable for the duration of the study
  • Any potential exception to inclusion criteria allowing de minimis (clinically trivial and meaningless) variations must be approved by the medical monitor.
  • Are the trial subjects under 18? yes
  • Number of subjects for this age range: 140
  • F.1.2 Adults (18-64 years) no
  • F.1.2.1 Number of subjects for this age range
  • F.1.3 Elderly (>=65 years) no
  • F.1.3.1 Number of subjects for this age range

排除标准

  • 1. Females who are breastfeeding or pregnant at Screening or Baseline
  • 2. Current or history of pseudo-seizures (psychogenic nonepileptic seizures) within approximately 2 years before Visit 1.
  • 3. Have a history of status epilepticus that required hospitalization during the 6 months before Visit 1.
  • 4. Have an unstable psychiatric diagnosis that may confound participants' ability to participate in the study or that may prevent completion of the protocol-specified tests (e.g., significant suicide risk, including suicidal behavior and ideation within 6 months before Visit 1, current psychotic disorder, acute mania).
  • 5. Any suicidal ideation with intent with or without a plan within 6 months before Visit 2 (i.e., answering Yes to questions 4 or 5 on the Suicidal Ideation section of the Columbia-Suicide Severity Rating Scale (C-SSRS) in participants aged 6 and above.
  • 6. Are scheduled and/or confirmed to have epilepsy surgery within 6 months after Visit 1; however, those who have previously documented failed epilepsy surgery will be allowed.
  • 7. Evidence of clinically significant disease (e.g., cardiac, respiratory, gastrointestinal, renal disease) that in the opinion of the investigator(s) could affect the participant's safety or interfere with the study assessments.
  • 8. Evidence of moderate or severe renal insufficiency as defined by estimated glomerular
  • filtration rates (eGFRs) of 31 to < 60 milliliters per minute (mL/min) and < 30 mL/min, respectively.
  • 9. Evidence of significant active hepatic disease. Stable elevation of liver enzymes, alanine aminotransferase (ALT) and aspartate aminotransferase (AST) due to concomitant medication(s), will be allowed if they are less than 3 times the upper limit of normal (ULN).
  • 10. Evidence of significant active hematological disease; white blood cell (WBC) count equal or less than 2500/µL (2.50 1E+09/liter [L]) or an absolute neutrophil count equal or less than 1000/µL (1.00 1E+09/L).
  • 11. Subjects with Familial short QT syndrome
  • 12. Clinically significant electrocardiogram (ECG) abnormality, including prolonged corrected QT interval (QTc) defined as greater than 450 milliseconds (msec) or shortened corrected QT interval (QTc) defined as less than 340 msec.
  • 13. Have a progressive central nervous system (CNS) disease, including degenerative CNS diseases and progressive tumors.
  • 14. Subject has a history of any serious drug-induced hypersensitivity reaction (including, but not limited to, Stevens Johnson syndrome, toxic epidermal necrolysis, or DRESS) or any drug-related rash requiring hospitalization.
  • 15. History of AED-associated rash that involved conjunctiva or mucosae.
  • 16. History of more than one non-serious drug-related hypersensitivity reaction that required discontinuation of the medication.
  • 17. Concomitant use of vigabatrin. Participants who took vigabatrin in the past must be off vigabatrin for at least 5 months before Visit 1 and with documentation showing no evidence of a vigabatrin-associated clinically significant abnormality in a visual perimetry test.
  • 18. A history of intermittent use of rescue benzodiazepines (i.e., 1 to 2 doses over a 24-hour period is considered a 1-time rescue) more than once within the 30 days prior to Visit 1 (Screening/Baseline).
  • 19. A VNS implanted less than 5 months before Visit 1 or changes in parameter less than 4 weeks before Visit 1 (or thereafter during the study)
  • 20. History of or a concomitant medical condition that in the opinion of the investigator(s)

研究者

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