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ClinicalTrials.gov public records Last synced May 21, 2026, 11:40 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Partial Onset Seizures Clear all
Completed Phase 3 Interventional
View directory record Official record
Conditions
Epilepsy
Interventions
Phenobarbital, Placebo tablet
Drug
Lead sponsor
West-Ward Pharmaceutical
Industry
Eligibility
17 Years to 70 Years
Enrollment
314 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
2
States / cities
Lexington, Kentucky • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Nov 13, 2017 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Epilepsy
Interventions
Placebo, Brivaracetam
Other · Drug
Lead sponsor
UCB Pharma
Industry
Eligibility
16 Years to 65 Years
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
26
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Fresno, California + 23 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2018 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Epilepsy, Complex Partial
Interventions
ganaxolone
Drug
Lead sponsor
Marinus Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
7
States / cities
Los Angeles, California • Lexington, Kentucky • Albany, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 6, 2022 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Epilepsy, Partial
Interventions
levetiracetam (LEV)
Drug
Lead sponsor
UCB Pharma
Industry
Eligibility
1 Month to 16 Years
Enrollment
255 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
38
States / cities
Mobile, Alabama • Phoenix, Arizona • Los Angeles, California + 35 more
Source: ClinicalTrials.gov public record
Updated Feb 11, 2013 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 3 Interventional
View directory record Official record
Conditions
Epilepsy, Partial
Interventions
Levetiracetam, Placebo
Drug · Other
Lead sponsor
UCB Pharma
Industry
Eligibility
1 Month to 4 Years
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
42
States / cities
Birmingham, Alabama • Mobile, Alabama • Tucson, Arizona + 39 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2020 · Synced May 21, 2026, 11:40 PM EDT
Active, not recruiting Phase 3 Interventional
View directory record Official record
Conditions
Partial Epilepsy
Interventions
Xcopri
Drug
Lead sponsor
SK Life Science, Inc.
Industry
Eligibility
2 Years to 18 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
24
States / cities
Phoenix, Arizona • Palo Alto, California • Sacramento, California + 21 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Epilepsy, Partial
Interventions
Seletracetam (UCB44212)
Drug
Lead sponsor
UCB Pharma SA
Industry
Eligibility
18 Years to 65 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
14
States / cities
Phoenix, Arizona • Little Rock, Arkansas • St. Petersburg, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Epilepsy
Interventions
USL255, Placebo
Drug
Lead sponsor
Upsher-Smith Laboratories
Industry
Eligibility
18 Years to 75 Years
Enrollment
249 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
19
States / cities
Phoenix, Arizona • Ventura, California • Gainesville, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated May 21, 2014 · Synced May 21, 2026, 11:40 PM EDT
Enrolling by invitation Phase 2 Interventional
View directory record Official record
Conditions
Focal Epilepsy
Interventions
BHV-7000
Drug
Lead sponsor
Biohaven Therapeutics Ltd.
Industry
Eligibility
18 Years to 75 Years
Enrollment
660 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
115
States / cities
Birmingham, Alabama • Peoria, Arizona • Phoenix, Arizona + 92 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Epilepsies, Partial
Interventions
Placebo, 2400mg SPN-804, 1200mg SPN-804
Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
366 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
23
States / cities
Huntsville, Alabama • Northport, Alabama • Phoenix, Arizona + 20 more
Source: ClinicalTrials.gov public record
Updated Feb 10, 2014 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
Epilepsies, Partial
Interventions
Placebo, Pregabalin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
1 Month to 16 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
15
States / cities
Mobile, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 10 more
Source: ClinicalTrials.gov public record
Updated Feb 10, 2021 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Epilepsies, Partial
Interventions
ganaxolone
Drug
Lead sponsor
Marinus Pharmaceuticals
Industry
Eligibility
18 Years to 69 Years
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
25
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 22 more
Source: ClinicalTrials.gov public record
Updated Jan 16, 2023 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Epilepsy, Monotherapy
Interventions
Lacosamide, Carbamazepine-Controlled Release (CBZ-CR)
Drug
Lead sponsor
UCB BIOSCIENCES GmbH
Industry
Eligibility
Not listed
Enrollment
551 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
9
States / cities
Alabaster, Alabama • Huntsville, Alabama • Little Rock, Arkansas + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced May 21, 2026, 11:40 PM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Focal Epilepsy, Epilepsy, Refractory Focal Epilepsy, Seizure, Focal Seizure, Focal Onset Seizure
Interventions
RAP-219
Drug
Lead sponsor
Rapport Therapeutics Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
7
States / cities
Boise, Idaho • Rochester, Minnesota • New York, New York + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Epilepsy
Interventions
Brivaracetam
Drug
Lead sponsor
UCB Pharma SA
Industry
Eligibility
16 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
6
States / cities
Little Rock, Arkansas • Lexington, Kentucky • New York, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 10, 2018 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Seizures
Interventions
Retigabine, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 75 Years
Enrollment
539 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
2
States / cities
Bethesda, Maryland • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced May 21, 2026, 11:40 PM EDT
Active, not recruiting Not applicable Interventional
View directory record Official record
Conditions
Partial Seizures With Secondary Generalization, Focal Epilepsy With Secondary Generalization
Interventions
High Intensity Focused Ultrasound
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 14, 2025 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Partial Epilepsies
Interventions
Lacosamide
Drug
Lead sponsor
UCB Pharma
Industry
Eligibility
17 Years and older
Enrollment
461 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
40
States / cities
Irvine, California • Rancho Mirage, California • Clearwater, Florida + 35 more
Source: ClinicalTrials.gov public record
Updated Jul 16, 2018 · Synced May 21, 2026, 11:40 PM EDT
Not yet recruiting Phase 4 Interventional
View directory record Official record
Conditions
Seizures, Seizures, Focal, Seizure, Partial Onset, Seizure Disorder, Partial, Seizure, Partial, Epilepsies, Partial, Epilepsy
Interventions
Zonisamide Oral Product
Drug
Lead sponsor
Azurity Pharmaceuticals
Industry
Eligibility
1 Month to 17 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
Winston-Salem, North Carolina • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Epilepsy
Interventions
Lacosamide
Drug
Lead sponsor
UCB Pharma
Industry
Eligibility
16 Years to 70 Years
Enrollment
322 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
77
States / cities
Alabaster, Alabama • Birmingham, Alabama • Northport, Alabama + 66 more
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Partial Epilepsy
Interventions
YKP3089
Drug
Lead sponsor
SK Life Science, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
1,345 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
39
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Anaheim, California + 32 more
Source: ClinicalTrials.gov public record
Updated May 13, 2024 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Epilepsy
Interventions
Keppra XR (Levetiracetam XR)
Drug
Lead sponsor
UCB Pharma
Industry
Eligibility
12 Years to 75 Years
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
16
States / cities
Dothan, Alabama • Northport, Alabama • Phoenix, Arizona + 13 more
Source: ClinicalTrials.gov public record
Updated Sep 4, 2014 · Synced May 21, 2026, 11:40 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Epilepsy
Interventions
Brivaracetam
Drug
Lead sponsor
UCB Pharma
Industry
Eligibility
16 Years and older
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
25
States / cities
Phoenix, Arizona • Fresno, California • Pasadena, California + 22 more
Source: ClinicalTrials.gov public record
Updated Jul 10, 2018 · Synced May 21, 2026, 11:40 PM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Pediatric Epileptic Syndrome, Partial-onset Seizures
Interventions
Perampanel Oral Suspension, Perampanel Tablet
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
1 Month to 18 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
22
States / cities
Phoenix, Arizona • Tucson, Arizona • Los Angeles, California + 19 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2025 · Synced May 21, 2026, 11:40 PM EDT