Status:

RECRUITING

A Clinical Study on the Efficacy and Safety of Zonisamide as a First Add-On Treatment in Epileptic Seizures

Lead Sponsor:

Affiliated Hospital of Nantong University

Conditions:

Epilepsies, Partial

Epilepsy, Tonic-Clonic

Eligibility:

All Genders

1-14 years

Phase:

PHASE4

Brief Summary

This study primarily aims to assess the efficacy and safety of zonisamide when used as an adjunctive therapy for focal epilepsy. The main questions it aims to answer are: 1. Does the frequency of epi...

Detailed Description

This study primarily focuses on zonisamide, a drug originally developed as an antiepileptic and now used as an adjunctive treatment for focal epilepsy. Focal epilepsy is caused by abnormal electrical ...

Eligibility Criteria

Inclusion

  • Consent to participate in the clinical trial, and the trial subject and/or legal guardian has signed the informed consent form.
  • Age 1-14 years, no gender restrictions.
  • Compliant with the diagnostic criteria for focal seizures and focal-to-bilateral tonic-clonic seizures as outlined by the International League Against Epilepsy (ILAE) in 2017.
  • Stable on one antiepileptic drug for ≥4 weeks, and deemed to be appropriate for the addition of zonisamide therapy by the investigator.
  • ≥ 2 episodes of generalized tonic-clonic seizures (secondary to focal epileptic seizures) per 28-day interval during the 8-week retrospective baseline period.

Exclusion

  • History of zonisamide treatment.
  • History of allergy to sulfonamide drugs, zonisamide or any excipients.
  • History of drug/alcohol abuse.
  • History of suicide attempt or suicidal ideation within the past 6 months.
  • Current use of antidepressants, anxiolytics, or antipsychotics.
  • Diagnosed with progressive diseases affecting the brain and its functions.
  • Psychogenic non-epileptic seizures.
  • Diagnosed with severe pulmonary/hematologic diseases, malignant tumors, immunodeficiency, or psychiatric illnesses.
  • Have undergone epilepsy brain surgery or plan to undergo epilepsy surgery within the next 4 months.
  • Deemed to be unsuitable for participation in the trial by the investigator.

Key Trial Info

Start Date :

August 1 2024

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

July 31 2027

Estimated Enrollment :

30 Patients enrolled

Trial Details

Trial ID

NCT06967012

Start Date

August 1 2024

End Date

July 31 2027

Last Update

May 13 2025

Active Locations (1)

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Affiliated Hospital of Nantong University

Nantong, Jiangsu, China, 226000