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Showing 1–24 of 26 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: 2 mg perampanel Clear all
Completed Phase 3 Interventional Results available

Efficacy, Safety, and Tolerability of E2007 in Levodopa Treated Parkinson's Disease Patients With Motor Fluctuations

NCT00368108
View directory record Official record
Conditions
Parkinson's Disease
Interventions
2 mg perampanel, 4 mg perampanel, placebo comparator
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
30 Years and older
Enrollment
752 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
99
States / cities
Birmingham, Alabama • Huntsville, Alabama • Peoria, Arizona + 82 more
Source: ClinicalTrials.gov public record
Updated May 19, 2013 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 3 Interventional Results available

Evaluating the Efficacy and Safety of E2007 (Perampanel) Given as Adjunctive Therapy in Subjects With Refractory Partial Seizures

NCT00699972
View directory record Official record
Conditions
Refractory Partial Seizures
Interventions
E2007 (perampanel), Placebo
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
12 Years to 99 Years
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
60
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 46 more
Source: ClinicalTrials.gov public record
Updated Jan 9, 2020 · Synced Sep 13, 2026, 1:53 PM EDT
Recruiting Phase 1 Interventional

Alpha-Amino-3-Hydroxy-5-Methyl-4- Isoxazole Propionic Acid Receptor Components of the Anti-Depressant Ketamine Response

NCT05915013
View directory record Official record
Conditions
Depressive Disorder, Major, Post Traumatic Stress Disorder
Interventions
Ketamine, Perampanel, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2032
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 4 Interventional Results available

Fycompa Titration Intervals and Effects on Retention Rate

NCT03457129
View directory record Official record
Conditions
Epilepsy
Interventions
Perampanel Oral Tablet
Drug
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 14, 2023 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate Bioavailability of a Single 12 mg Dose of Perampanel for Three Intravenous Infusion Durations Relative to a Single 12 mg Perampanel Oral Tablet in Healthy Subjects

NCT03376997
View directory record Official record
Conditions
Healthy Participants
Interventions
Perampanel
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
20 Years to 55 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Anaheim, California
Source: ClinicalTrials.gov public record
Updated Sep 6, 2018 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 2 Interventional Results available

4-Year Open-Label Extension Phase of the Parallel-Group Study of E2007 in Patients With Refractory Partial Seizures

NCT00368472
View directory record Official record
Conditions
Epilepsy
Interventions
Perampanel
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
12
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 9 more
Source: ClinicalTrials.gov public record
Updated Dec 9, 2015 · Synced Sep 13, 2026, 1:53 PM EDT
Terminated Phase 2 Interventional Results available

Assessment of Perampanel (E2007) on Synaptic Dopamine in Mild-moderate PD Patients: A Pilot Study With [^123I]-IBZM SPECT

NCT00566462
View directory record Official record
Conditions
Parkinson's Disease
Interventions
perampanel, placebo
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
30 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
3
States / cities
New Haven, Connecticut • The Woodlands, Texas
Source: ClinicalTrials.gov public record
Updated Sep 5, 2018 · Synced Sep 13, 2026, 1:53 PM EDT
Terminated Phase 4 Interventional

Perampanel for Treatment of Adults With Refractory Focal Epilepsy : a Pilot Study.

NCT02727101
View directory record Official record
Conditions
Epilepsy
Interventions
perampanel
Drug
Lead sponsor
Mid-Atlantic Epilepsy and Sleep Center, LLC
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 28, 2017 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 4 Interventional Results available

Study to Evaluate the Efficacy and Safety of Perampanel as Monotherapy or First Adjunctive Therapy in Subjects With Partial Onset Seizures With or Without Secondarily Generalized Seizures or With Primary Generalized Tonic-Clonic Seizures

NCT03288129
View directory record Official record
Conditions
Partial Onset Seizures, Secondarily Generalized Seizures, Primary Generalized Tonic-Clonic Seizures
Interventions
Perampanel
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
4 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
24
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 20 more
Source: ClinicalTrials.gov public record
Updated May 15, 2022 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Demonstrate Bioequivalence Between 6 ? 2-mg Tablets of Perampanel and a Single 12-mg Tablet of Perampanel in Healthy Subjects

NCT01396590
View directory record Official record
Conditions
Healthy
Interventions
Perampanel
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated May 3, 2012 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 2 Interventional Results available

Efficacy and Safety Study of E2007 in Migraine Prophylaxis

NCT00154063
View directory record Official record
Conditions
Migraine Prophylaxis
Interventions
E2007, Placebo
Drug · Other
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
206 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
9
States / cities
Oceanside, California • Santa Monica, California • Tampa, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 7, 2015 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Rapid Determination Of The Clinical Utility Of Perampanel For The Treatment Of Alcohol Dependence

NCT02120365
View directory record Official record
Conditions
Alcoholism
Interventions
Perampanel, Placebo
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
21 Years to 70 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
4
States / cities
Farmington, Connecticut • New Haven, Connecticut • West Haven, Connecticut + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 17, 2023 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 2 Interventional Results available

Pharmacokinetics, Efficacy, and Safety of Perampanel Oral Suspension on Seizure Frequency in Pediatric Subjects Maintained on One to Three Stable Antiepileptic Drugs

NCT01527006
View directory record Official record
Conditions
Central Nervous System
Interventions
perampanel
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
2 Years to 11 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
23
States / cities
Aurora, Colorado • Washington D.C., District of Columbia • Gulf Breeze, Florida + 20 more
Source: ClinicalTrials.gov public record
Updated Jul 11, 2016 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 2Phase 3 Interventional Results available

An Evaluation of the Efficacy and Safety of E2007 in Patients With Painful Diabetic Neuropathy

NCT00505284
View directory record Official record
Conditions
Diabetic Neuropathy
Interventions
Placebo, E2007 (2 mg), E2007 (4 mg), E2007 (6 mg), E2007 (8 mg)
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years and older
Enrollment
352 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 10, 2014 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Evaluating E2007 (Perampanel) in Patients With Painful Diabetic Neuropathy (PDN) or Post-Herpetic Neuralgia (PHN)

NCT00592904
View directory record Official record
Conditions
Neuralgia
Interventions
E2007
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years and older
Enrollment
262 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 20, 2016 · Synced Sep 13, 2026, 1:53 PM EDT
Terminated Phase 3 Interventional Results available

Study of Perampanel as Adjunctive Treatment for Inadequately Controlled Seizures Associated With Lennox-Gastaut Syndrome

NCT02834793
View directory record Official record
Conditions
Lennox-Gastaut Syndrome (LGS)
Interventions
Placebo, Perampanel
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
2 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
31
States / cities
Little Rock, Arkansas • Palo Alto, California • Gulf Breeze, Florida + 25 more
Source: ClinicalTrials.gov public record
Updated Mar 8, 2022 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 3 Interventional Results available

To Evaluate The Efficacy and Safety of E2007 (Perampanel) Given as Adjunctive Therapy in Subjects With Refractory Partial Seizures

NCT00699582
View directory record Official record
Conditions
Refractory Partial Seizures
Interventions
E2007 (perampanel), Placebo
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
12 Years and older
Enrollment
389 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
32
States / cities
Huntsville, Alabama • Phoenix, Arizona • Tucson, Arizona + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 10, 2014 · Synced Sep 13, 2026, 1:53 PM EDT
Not listed Phase 4 Interventional

Correlation of Serum Level of Perampanel (PER) Level to Cerebrospinal Fluid (CSF) Levels of PER

NCT04118829
View directory record Official record
Conditions
Epilepsy, Seizures
Interventions
Perampanel
Drug
Lead sponsor
Carilion Clinic
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 15, 2021 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 2 Interventional Results available

Dose-Tolerability Titration Study to Evaluate The Efficacy And Safety Of Perampanel (E2007) In Patients With Post-Herpetic Neuralgia (PHN)

NCT00592774
View directory record Official record
Conditions
Neuralgia
Interventions
E2007 (perampanel), Placebo
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years and older
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
42
States / cities
Peoria, Arizona • Tucson, Arizona • Little Rock, Arkansas + 38 more
Source: ClinicalTrials.gov public record
Updated Feb 14, 2013 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 3 Interventional Results available

Evaluation of the Efficacy and Safety of E2007 (Perampanel) Given as Adjunctive Therapy in Subjects With Refractory Partial Seizures

NCT00735397
View directory record Official record
Conditions
Epilepsy
Interventions
perampanel
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
12 Years and older
Enrollment
1,218 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
57
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 49 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2016 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 2 Interventional Results available

A Study With an Open-label Extension Phase to Evaluate the Effect of Perampanel (E2007) on Cognition, Growth, Safety, Tolerability, and Pharmacokinetics in Adolescents

NCT01161524
View directory record Official record
Conditions
Epilepsy
Interventions
Perampanel, Placebo
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
12 Years to 18 Years
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
11
States / cities
Aurora, Colorado • Gulf Breeze, Florida • Orlando, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated May 14, 2019 · Synced Sep 13, 2026, 1:53 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Perampanel Titration and Cognitive Effects

NCT04417907
View directory record Official record
Conditions
Epilepsy
Interventions
Perampanel 1 week titration, Perampanel 2 week titration, Perampanel 4mg, Placebo
Drug
Lead sponsor
Kimford Jay Meador
Other
Eligibility
18 Years to 55 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
3
States / cities
Palo Alto, California • Chicago, Illinois • New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 5, 2024 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Demonstrate Bioequivalence Between 3 x 2-mg Tablets of Perampanel and a Single 6-mg Tablet of Perampanel in Healthy Subjects

NCT01396577
View directory record Official record
Conditions
Healthy
Interventions
perampanel
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated May 3, 2012 · Synced Sep 13, 2026, 1:53 PM EDT
Completed Phase 1 Interventional

Alpha-Amino-3-Hydroxy-5-Methyl-4- Isoxazole Propionic Acid Receptor Components of the Anti-Depressant Ketamine Response, Pilot Trial

NCT03367533
View directory record Official record
Conditions
Depressive Disorder, Major, Post Traumatic Stress Disorder, Bipolar Disorder
Interventions
Ketamine, Perampanel, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 6, 2025 · Synced Sep 13, 2026, 1:53 PM EDT