Last Updated: April 30, 2026

CLINICAL TRIALS PROFILE FOR ZONISAMIDE

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All Clinical Trials for ZONISAMIDE

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Trial ID	Title	Status	Sponsor	Phase	Start Date	Summary
NCT00047567 ↗	Open-label Adjunctive Zonisamide for Bipolar Disorder	Terminated	Elan Pharmaceuticals	Phase 4	2002-07-01	To study the safety and efficacy of zonisamide as adjunctive therapy for children and adolescents with bipolar I or II disorder.
NCT00055484 ↗	A Study to Measure the Safety and Effectiveness of Zonisamide in Subjects With Migraine Headache	Completed	Elan Pharmaceuticals	Phase 2	2002-03-01	The purpose of this study is to determine if zonisamide is effective as a preventative medication for individuals with migraine headache.
NCT00056576 ↗	Dose Response Study of Zonegran in Patients With Newly Diagnosed Epilepsy	Completed	Eisai Inc.	Phase 3	2002-02-01	The purpose of this study is to determine whether zonisamide alone is effective as a treatment for epilepsy in newly diagnosed cases.
NCT00068770 ↗	Celecoxib in Patients With Newly Diagnosed GBM Who Are Receiving Anticonvulsant Drugs and Undergoing RT	Terminated	National Cancer Institute (NCI)	Phase 2	2003-10-01	RATIONALE: Celecoxib may stop the growth of tumor cells by blocking the enzymes necessary for their growth. It is not yet known whether the effectiveness of celecoxib in treating glioblastoma multiforme is decreased in patients who are receiving anticonvulsant drugs and undergoing radiation therapy. PURPOSE: Phase II trial to study the effectiveness of celecoxib in treating patients who are receiving anticonvulsant drugs and undergoing radiation therapy for newly diagnosed glioblastoma multiforme.
>Trial ID	>Title	>Status	>Sponsor	>Phase	>Start Date	>Summary

Clinical Trial Conditions for ZONISAMIDE

Condition Name

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Condition Name for ZONISAMIDE
Intervention	Trials
Epilepsy	18
Obesity	6
Healthy	6
Migraine	4
[disabled in preview]	1
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Condition MeSH

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Condition MeSH for ZONISAMIDE
Intervention	Trials
Epilepsy	16
Seizures	15
Alcoholism	11
Epilepsies, Partial	6
[disabled in preview]	1
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Clinical Trial Locations for ZONISAMIDE

Trials by Country

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Trials by Country for ZONISAMIDE
Location	Trials
United States	109
India	12
Australia	11
Germany	10
Italy	7
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Trials by US State

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Trials by US State for ZONISAMIDE
Location	Trials
North Carolina	8
Massachusetts	7
Texas	6
Connecticut	6
Alabama	6
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Clinical Trial Progress for ZONISAMIDE

Clinical Trial Phase

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Clinical Trial Phase for ZONISAMIDE
Clinical Trial Phase	Trials
PHASE4	2
PHASE3	2
Phase 4	16
[disabled in preview]	18
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Clinical Trial Status

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Clinical Trial Status for ZONISAMIDE
Clinical Trial Phase	Trials
Completed	42
Terminated	13
RECRUITING	5
[disabled in preview]	4
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Clinical Trial Sponsors for ZONISAMIDE

Sponsor Name

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Sponsor Name for ZONISAMIDE
Sponsor	Trials
Eisai Inc.	15
Eisai Limited	6
National Institute on Alcohol Abuse and Alcoholism (NIAAA)	4
[disabled in preview]	4
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Sponsor Type

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Sponsor Type for ZONISAMIDE
Sponsor	Trials
Other	66
Industry	47
U.S. Fed	9
[disabled in preview]	9
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