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A Phase 3b/4, Interventional, Multicenter, Open-Label, Single-Arm Study to Assess Behavioral and Other Co-occurring Outcomes Following Treatment With EPID(I/Y)OLEX as Add-on Therapy in Participants (Aged 1 to 65 Years Old) With Seizures Associated With Tuberous Sclerosis Complex (EpiCom)

Status
Active, not recruiting
Phases
Phase 3Phase 4
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-507426-17-00
Acronym
JZP926-402
Enrollment
20
Registered
2024-05-06
Start date
2024-11-12
Completion date
Unknown
Last updated
2025-08-29

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

Conditions

Tuberous Scerlosis Complex

Brief summary

Change from baseline in the most problematic behavior NRS score within the TAND-SQ at Weeks 13, 26, and 52

Detailed description

Change from baseline in TAND-SQ at Weeks 13, 26, and 52., Change from baseline in ABC at Weeks 13, 26, and 52, Change from baseline in CBCL/ABCL/ASR at Weeks 26, and 52, Change from baseline to Weeks 26 and 52 in PROMIS domains, Change from baseline in sleep characteristics in CSHQ/PSQI at Week 26, Change from baseline in executive function using the BRIEF at Week 26, Change from baseline in caregiver-reported assessment of QOL and family functioning using PedsQL FIM to Week 26, Change from baseline in assessment of QOL using PedsQL to Week 26, Change from baseline in caregiver/participant and clinician impression of overall severity of symptoms (behavior and seizure control) utilizing CareGI-S/PGI-S and CGI-S at Weeks 4, 13, 26, and 52, Retention at Weeks 13, 26, and 52 following initiation of treatment, Number of participants considered treatment responders from baseline to each evaluable visit, Number of participants experiencing a worsening, no change, or improvement in seizure frequency from baseline to each evaluable visit, Change in number of seizure-free days from baseline at Weeks 4, 13, 26, and 52, Change from baseline in the following measures at Weeks 4, 13, 26, and 52 (where available): most problematic behavior NRS (within TAND-SQ), TAND-SQ, ABC, CBCL/ABCL/ASR, BRIEF, PROMIS, CGI-S, and PGI-S/CareGI-S, Incidence and/or severity of TEAEs, Changes from baseline to each evaluable visit in clinical laboratory parameters and incidence of abnormal values, Change from baseline to each evaluable visit in ideation score and number of suicide attempts per the C-SSRS or Children’s C-SSRS (where applicable), Number of participant inpatient hospitalizations due to epilepsy, Number of withdrawals due to TEAEs

Interventions

Sponsors

Jazz Pharmaceuticals Research UK Limited, Jazz Pharmaceuticals Research UK Limited, Jazz Pharmaceuticals Research UK Limited
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
0 Years to 64 Years

Design outcomes

Primary

MeasureTime frame
Change from baseline in the most problematic behavior NRS score within the TAND-SQ at Weeks 13, 26, and 52

Secondary

MeasureTime frame
Change from baseline in TAND-SQ at Weeks 13, 26, and 52., Change from baseline in ABC at Weeks 13, 26, and 52, Change from baseline in CBCL/ABCL/ASR at Weeks 26, and 52, Change from baseline to Weeks 26 and 52 in PROMIS domains, Change from baseline in sleep characteristics in CSHQ/PSQI at Week 26, Change from baseline in executive function using the BRIEF at Week 26, Change from baseline in caregiver-reported assessment of QOL and family functioning using PedsQL FIM to Week 26, Change from baseline in assessment of QOL using PedsQL to Week 26, Change from baseline in caregiver/participant and clinician impression of overall severity of symptoms (behavior and seizure control) utilizing CareGI-S/PGI-S and CGI-S at Weeks 4, 13, 26, and 52, Retention at Weeks 13, 26, and 52 following initiation of treatment, Number of participants considered treatment responders from baseline to each evaluable visit, Number of participants experiencing a worsening, no change, or improvement in seizure fre

Countries

Poland

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026