A Study to Determine if BHV-7000 is Effective and Safe in Adults With Idiopathic Generalized Epilepsy With Generalized Tonic-clonic Seizures

NCT ID: NCT06425159

Last Updated: 2026-01-20

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE2/PHASE3

Total Enrollment

242 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-06-20

Study Completion Date

2027-07-31

Brief Summary

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The purpose of this study is to determine whether BHV-7000 is effective in the treatment of idiopathic generalized epilepsy with generalized tonic-clonic seizures and includes an additional open-label extension (OLE) phase.

Detailed Description

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Conditions

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Generalized Epilepsy

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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BHV-7000 75 mg

Group Type ACTIVE_COMPARATOR

BHV-7000

Intervention Type DRUG

BHV-7000 75mg. Participants will take blinded investigational product (IP) once daily

Placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Matching placebo taken once daily

Interventions

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BHV-7000

BHV-7000 75mg. Participants will take blinded investigational product (IP) once daily

Intervention Type DRUG

Placebo

Matching placebo taken once daily

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Male and Female participants 18 to 75 years of age at time of consent.
* Diagnosis of Idiopathic Generalized Epilepsy at least 6 months prior to the screening visit, defined by 2017 International League Against Epilepsy (ILAE) Classification and based on requirements of Epilepsy Adjudication criteria.

1. Subject has probable GTC seizures in the setting of IGE, meaning GTC seizures and either classic 3-4 Hz generalized spike-wave (GSW) or 4-6 Hz polyspike-wave on EEG and no focal abnormality (asymmetric spike-wave fragment is allowed) AND/OR a clear history of absence seizures or myoclonic jerks
2. Subjects with possible GTC seizures in the setting of IGE, meaning GTC and either Normal EEG OR Generalized epileptiform EEG abnormality with atypical spike-wave and no focal abnormality (asymmetric spike-wave fragment is allowed).
* Subject meets the 2009 ILAE definition of drug resistant epilepsy, failure of adequate trials of two tolerated and appropriately chosen and used ASM schedules (whether as monotherapies or in combination) to achieve sustained seizure freedom.
* Ability of subject or caregiver to keep accurate seizure diaries
* Current treatment with at least 1 to 3 ASMs as part of no more than 4 epilepsy treatments in total (e.g., each ASM is considered 1 treatment. Other epilepsy therapies including devices and diet therapy are allowed; together these other therapies count as 1 treatment).
* Accurate history of having at least 3 days with a GTC seizure evenly spread throughout the 16 weeks prior to the screening visit, such that a subject had at least 1 day with a GTC seizure during the first 8 weeks and at least 1 day with a GTC seizure during the second 8 weeks.

Exclusion Criteria

* History of status epilepticus (convulsive status epilepticus for \> 5 minutes or focal status epilepticus with impaired conscious for \> 10 minutes) within the last 6 months prior to screening visit that is not consistent with the subject's habitual seizure.
* History of repetitive/cluster GTC seizures (where individual seizures cannot be counted) within the last 6 months prior to screening visit, or having repetitive/cluster GTC seizures count during the screening phase.
* Any condition that would interfere with and/or confound the interpretation of safety or efficacy data from the study, as judged by the Investigator
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Biohaven Therapeutics Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Accel Research

Birmingham, Alabama, United States

Site Status

Barrow Neurological Institute

Phoenix, Arizona, United States

Site Status

ARENSIA Exploratory Medicine

Phoenix, Arizona, United States

Site Status

Center for Neurosciences

Tucson, Arizona, United States

Site Status

Profound Research LLC

Pasadena, California, United States

Site Status

Medstar Health Research Institute

Washington D.C., District of Columbia, United States

Site Status

Nova Clinical Research, LLC

Bradenton, Florida, United States

Site Status

University of Florida (Jacksonville)

Jacksonville, Florida, United States

Site Status

Y&L Advance Health Care,Inc d/b/a Elite Clinical Research

Miami, Florida, United States

Site Status

Serenity Research Center

Miami, Florida, United States

Site Status

Research Institute of Orlando

Orlando, Florida, United States

Site Status

Comprehensive Neurology Clinic

Orlando, Florida, United States

Site Status

Knight Neurology

Rockledge, Florida, United States

Site Status

Santos Research Center

Tampa, Florida, United States

Site Status

Encore Medical Research of Weston LLC.

Weston, Florida, United States

Site Status

Augusta University

Augusta, Georgia, United States

Site Status

Hawaii Pacific Neuroscience

Honolulu, Hawaii, United States

Site Status

Consultants in Epilepsy & Neurology, PLLC (CEN)

Boise, Idaho, United States

Site Status

Northwestern Medical Group, Department of Neurology

Chicago, Illinois, United States

Site Status

Revive Research Institute, Inc.

Elgin, Illinois, United States

Site Status

Bluegrass Epilepsy Research

Lexington, Kentucky, United States

Site Status

OLOLRMC

Baton Rouge, Louisiana, United States

Site Status

University Medical Center New Orleans

New Orleans, Louisiana, United States

Site Status

Boston Clinical Trials

Boston, Massachusetts, United States

Site Status

Somnos Clinical Research

Lincoln, Nebraska, United States

Site Status

NEREG

Hackensack, New Jersey, United States

Site Status

Institute of Neurology and Neurosurgery

Livingston, New Jersey, United States

Site Status

Dent Neurosciences Research Center

Amherst, New York, United States

Site Status

Boston Children's Health Physicians (BCHP)

Hawthorne, New York, United States

Site Status

Northwell Health Pediatric Neurology

New Hyde Park, New York, United States

Site Status

NYU Langone Health

New York, New York, United States

Site Status

Montefiore Medical Center

The Bronx, New York, United States

Site Status

UPMC

Pittsburgh, Pennsylvania, United States

Site Status

WR-ClinSearch

Chattanooga, Tennessee, United States

Site Status

Vanderbilt University Medical Center

Nashville, Tennessee, United States

Site Status

Neurology Consultants of Dallas, PA

Dallas, Texas, United States

Site Status

ANESC Research

El Paso, Texas, United States

Site Status

Road Runner Research, Ltd

San Antonio, Texas, United States

Site Status

Intermountain Health

Murray, Utah, United States

Site Status

Henrico Doctors' Neurology Associates, LLC

Richmond, Virginia, United States

Site Status

Westmead Hospital

Westmead, New South Wales, Australia

Site Status

Royal Brisbane & Women's Hospital

Herston, Queensland, Australia

Site Status

St Vincents Hospital Melbourne - PPDS

Fitzroy, Victoria, Australia

Site Status

Austin Hospital

Heidelberg, Victoria, Australia

Site Status

The Alfred Hospital

Melbourne, Victoria, Australia

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Royal Melbourne Hospital

Parkville, Victoria, Australia

Site Status

Christian Doppler-Klinik - Universitätsklinikum der PMU

Salzburg, , Austria

Site Status

Medizinische Universität Wien

Vienna, , Austria

Site Status

UZ Antwerpen

Edegem, Antwerpen, Belgium

Site Status

CHU UCL Namur - Site Godinne

Yvoir, Namur, Belgium

Site Status

UZ Gent

Ghent, Oost-Vlaanderen, Belgium

Site Status

Clinical Hospital Dubrava

Zagreb, City of Zagreb, Croatia

Site Status

Clinical Hospital Sveti Duh

Zagreb, City of Zagreb, Croatia

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Helsinki University Hospital

Helsinki, Uusimaa, Finland

Site Status

CHU de Strasbourg - Hôpital de Hautepierre

Strasbourg, Bas-Rhin, France

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CHU Dijon Bourgogne

Dijon, Côte-d'Or, France

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CHU de Toulouse-Hôpital Pierre-Paul Riquet-Site de Purpan

Toulouse, Haute-Garonne, France

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CHRU Lille

Lille, Nord, France

Site Status

Hospices Civils de Lyon - 59 Bd Pinel

Bron, Rhône, France

Site Status

Hôpital Pontchaillou

Rennes, , France

Site Status

Epilepsiezentrum Kork

Kehl, Baden-Wurttemberg, Germany

Site Status

Universitätsklinikum Ulm-Oberer Eselsberg 45

Ulm, Baden-Wurttemberg, Germany

Site Status

Universitätsklinikum Erlangen

Erlangen, Bavaria, Germany

Site Status

LMU Klinikum der Universität München - Campus Großhadern

München, Bavaria, Germany

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Klinikum der Johann-Wolfgang Goethe-Universitat - Schleusenweg 2-16

Frankfurt am Main, Hesse, Germany

Site Status

Universitätsklinikum Gießen und Marburg GmbH - Standort Marburg

Marburg, Hesse, Germany

Site Status

Krankenhaus Mara gGmbH

Bielefeld, North Rhine-Westphalia, Germany

Site Status

Universitätsklinikum Bonn

Bonn, North Rhine-Westphalia, Germany

Site Status

Kleinwachau Sächsisches Epilepsiezentrum Radeberg Gemeinnützige Gmbh

Radeberg, Saxony, Germany

Site Status

Vivantes - Humboldt Klinikum

Berlin, , Germany

Site Status

Epilepsie-Zentrum Bodensee

Ravensburg, , Germany

Site Status

Ospedale Policlinico SS Annunziata - Chieti

Chieti, Abruzzo, Italy

Site Status

Azienda Ospedaliera Universitaria Renato Dulbecco - AO Mater Domini

Catanzaro, Calabria, Italy

Site Status

AORN Antonio Cardarelli

Napoli, Campania, Italy

Site Status

AUSL di Bologna - Ospedale Bellaria

Bologna, Emilia-Romagna, Italy

Site Status

IRCCS Istituto Neurologico Mediterraneo Neuromed

Pozzilli, Isernia, Italy

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Fondazione PTV Policlinico Tor Vergata

Rome, Lazio, Italy

Site Status

IRCCS Ospedale Pediatrico Bambino Gesù - INCIPIT - PIN

Rome, Lazio, Italy

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Istituto G Gaslini Ospedale Pediatrico IRCCS - INCIPIT - PIN

Genoa, Liguria, Italy

Site Status

Ospedale San Raffaele S.r.l. - PPDS

Milan, Lombardy, Italy

Site Status

ASST Santi Paolo e Carlo - Azienda Universitaria-Polo Universitario San Paolo

Milan, Lombardy, Italy

Site Status

Fondazione Istituto Neurologico Nazionale Casimiro Mondino IRCCS

Pavia, Lombardy, Italy

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Azienda Ospedaliero-Universitaria di Modena - Ospedale Civile di Baggiovara

Baggiovara, Modena, Italy

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Fondazione Policlinico Universitario A Gemelli - Rome - PPDS

Roma, , Italy

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Azienda Ospedaliera Universitaria Integrata Di Verona

Verona, , Italy

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Kempenhaeghe - PPDS

Heeze, North Brabant, Netherlands

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AES - DRS - Synexus Polska Sp. z o.o. Oddzial w Poznaniu

Poznan, Greater Poland Voivodeship, Poland

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Pratia MCM KrakÛw

Krakow, Lesser Poland Voivodeship, Poland

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Twoja Przychodnia-Centrum Medyczne Nowa Sol

Nowa Sól, Lubusz Voivodeship, Poland

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Santa Familia PTG Lodz

Lódz, Lódzkie, Poland

Site Status

Centrum Badan Klinicznych PI-House sp. z o.o.

Gdansk, Pomeranian Voivodeship, Poland

Site Status

Neurosphera SP. Z O.O Warsaw

Warsaw, , Poland

Site Status

ULS de Entre Douro e Vouga, EPE - Hospital de São Sebastião

Santa Maria da Feira, Aveiro District, Portugal

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ULS de Matosinhos, EPE - Hospital Pedro Hispano

Senhora da Hora, Porto District, Portugal

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Centro Clínico Académico, Braga - Hospital de Braga

Braga, , Portugal

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ULS de Coimbra, EPE - Hospitais da Universidade de Coimbra

Coimbra, , Portugal

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Hospital da Luz Torres de Lisboa

Lisbon, , Portugal

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Hospital Universitario Germans Trias i Pujol

Badalona, Barcelona, Spain

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Hospital Universitario de Bellvitge

L'Hospitalet de Llobregat, Barcelona, Spain

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CHUVI - H.U. Alvaro Cunqueiro

Vigo, Pontevedra, Spain

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Hospital del Mar

Barcelona, , Spain

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Hospital Regional Universitario de Malaga - Hospital General

Málaga, , Spain

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Centro de Neurologia Avanzada

Seville, , Spain

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Hospital Clinico Universitario de Valladolid

Valladolid, , Spain

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Neuroscience Research Centre

Fazakerley, , United Kingdom

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University College London Hospitals

London, , United Kingdom

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Morriston Hospital

Morriston, , United Kingdom

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The Royal Victoria Infirmary

Newcastle upon Tyne, , United Kingdom

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Salford Royal Hospital

Salford, , United Kingdom

Site Status

Countries

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United States Australia Austria Belgium Croatia Finland France Germany Italy Netherlands Poland Portugal Spain United Kingdom

Other Identifiers

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2023-508812-45-00

Identifier Type: OTHER

Identifier Source: secondary_id

BHV7000-304

Identifier Type: -

Identifier Source: org_study_id

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