RecruitingPhase 3NCT06719141

A Study to Investigate LP352 in Children and Adults With Developmental and Epileptic Encephalopathies (DEE)

A Phase 3, Randomized, Double-Blind, Placebo-Controlled, Multicenter Study to Investigate the Efficacy, Safety, and Tolerability of LP352 in the Treatment of Seizures in Children and Adults With Developmental and Epileptic Encephalopathies

Sponsor

Longboard Pharmaceuticals

Enrollment

320 participants

Start Date

Nov 11, 2024

Study Type

INTERVENTIONAL

Conditions

Developmental and Epileptic Encephalopathy

Summary

This (DEEp OCEAN Study) is a double-blind, randomized, placebo-controlled, multicenter study to investigate the efficacy, safety, and tolerability of LP352 in the treatment of seizures in children and adults with DEE. The study consists of 3 main phases: Screening, Titration period, Maintenance period, followed by a Taper period and Follow-Up. The total duration of the study will be approximately 24 months.

Eligibility

Min Age: 2 YearsMax Age: 65 Years

Plain Language Summary

Simplified for easier understanding

This clinical trial is studying a drug called LP352 and a drug called Placebo for people with developmental and epileptic encephalopathy. The study is currently recruiting participants at 114 locations. People eligible for this study include aged 2 Years to 65 Years.

This summary was AI-generated to explain the trial in plain language. It is not medical advice. Always discuss eligibility with your doctor before enrolling in a clinical trial.

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Interventions

DRUGLP352

LP352 will be administered orally or through G-tube/ percutaneous endoscopic gastrostomy (PEG) tube

DRUGPlacebo

Participants will be administered with matching placebo orally or through G-tube/ PEG tube.

Locations(114)

Arkansas Children's Hospital - PIN

Little Rock, Arkansas, United States

Children's Hospital Los Angeles - PIN

Los Angeles, California, United States

David Geffen School of Medicine at UCLA

Los Angeles, California, United States

The Stanford Division of Child Neurology

Palo Alto, California, United States

UCSF Children's Hospital

San Francisco, California, United States

Children's Hospital Colorado.

Aurora, Colorado, United States

Children's National Medical Center

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

NW FL Clinical Research Group, LLC

Gulf Breeze, Florida, United States

University of Miami - 1120 NW 14th St

Miami, Florida, United States

Nicklaus Children's Hospital - PIN

Miami, Florida, United States

Research Institute of Orlando LLC

Orlando, Florida, United States

University of South Florida - 2 Tampa General Circle

Tampa, Florida, United States

Pediatric Epilepsy and Neurology Specialists

Tampa, Florida, United States

Children's Healthcare of Atlanta - Center for Advanced Pediatrics - PIN

Atlanta, Georgia, United States

Rare Disease Research, LLC - Atlanta - RDR - PIN

Atlanta, Georgia, United States

Consultants In Epilepsy and Neurology PLLC

Boise, Idaho, United States

Northwestern Memorial Hospital

Chicago, Illinois, United States

Ann and Robert H Lurie Childrens Hospital of Chicago - PIN

Chicago, Illinois, United States

University of Iowa Hospitals & Clinics - (CRS)

Iowa City, Iowa, United States

Mid-Atlantic Epilepsy and Sleep Center

Bethesda, Maryland, United States

Massachusetts General Hospital - 175 Cambridge St

Boston, Massachusetts, United States

Mayo Clinic - PIN

Rochester, Minnesota, United States

Institute of Neurology and Neurosurgery at Saint Barnabas, LLC

Livingston, New Jersey, United States

Northeast Regional Epilepsy Group - Morristown - 310 Madison Ave

Morristown, New Jersey, United States

NYU Comprehensive Epilepsy Center - BRANY - PPDS

New York, New York, United States

Oregon Health and Science University

Portland, Oregon, United States

Le Bonheur Childrens Outpatient Center - PIN

Memphis, Tennessee, United States

Child Neurology Consultants of Austin - 6811 Austin Center Blvd

Austin, Texas, United States

Cook Children's Jane and John Justin Neurosciences Center - PIN

Fort Worth, Texas, United States

The University of Texas Medical School at Houston

Houston, Texas, United States

Multicare Health System - Mary Bridge Pediatrics

Tacoma, Washington, United States

Prince of Wales Hospital

Randwick, New South Wales, Australia

Sydney Children's Hospital

Randwick, New South Wales, Australia

Children's Hospital at Westmead

Westmead, New South Wales, Australia

Royal Brisbane & Women's Hospital

Herston, Queensland, Australia

Queensland Children's Hospital

South Brisbane, Queensland, Australia

Austin Hospital

Heidelberg, Victoria, Australia

Royal Children's Hospital Melbourne

Parkville, Victoria, Australia

The Alfred Hospital

Melbourne, Australia

UZ Antwerpen

Edegem, Antwerp, Belgium

UZ Leuven - PPDS

Leuven, Belgium

Instituto de Neurologia de Curitiba (INC)

Curitiba, Paraná, Brazil

Hospital Moinhos de Vento

Porto Alegre, Rio Grande do Sul, Brazil

Hospital das Clinicas - UNICAMP

Campinas, São Paulo, Brazil

Hospital Das Clinicas da Faculdade de Medicina de Ribeirão Preto - USP - PPDS

Ribeirão Preto, São Paulo, Brazil

Fundacao Faculdade Regional de Medicina de Sao Jose Do Rio Preto Hospital de Base - PPDS

São José do Rio Preto, São Paulo, Brazil

Instituto de Psiquiatria HC FMUSP

São Paulo, Brazil

Children's and Women's Health Centre of British Columbia-4480 Oak St

Vancouver, British Columbia, Canada

London Health Sciences Centre -800 Commissioners Rd E

London, Ontario, Canada

Hospital For Sick Children

Toronto, Ontario, Canada

Toronto Western Hospital

Toronto, Ontario, Canada

Peking University First Hospital - Daxing Campus

Beijing, Beijing Municipality, China

The Second Affiliated Hospital of Guangzhou Medical University

Guangzhou, Guangdong, China

Shenzhen Children's Hospital

Shenzhen, Guangdong, China

Wuhan Children's Hospital

Wuhan, Hubei, China

Children's Hospital of Fudan University

Shanghai, Shanghai Municipality, China

Beijing Children's Hospital, Capital Medical University - PIN

Beijing, China

Hôpital Roger Salengro

Lille, Nord, France

Hospices Civils de Lyon - Hôpital Pierre Wertheimer

Bron, France

AP-HM- Hôpital de La Timone

Marseille, France

Hôpital Necker - Enfants Malades

Paris, France

AP-HP - Hôpital universitaire Robert-Debré

Paris, France

CHU de Rennes - Hôpital Pontchaillou

Rennes, France

CHU de Strasbourg - Hôpital de Hautepierre

Strasbourg, France

Centre Hospitalier Universitaire de Toulouse

Toulouse, France

Klinikum der Johann-Wolfgang Goethe-Universitat

Frankfurt am Main, Hesse, Germany

Universitätsklinikum Bonn

Bonn, North Rhine-Westphalia, Germany

Epilepsiezentrum Kleinwachau gemeinnützige Gmbh

Radeberg, Saxony, Germany

Gesellschaft für Epilepsieforschung e.V.

Bielefeld, Germany

Universitätsklinikum Schleswig-Holstein - Campus Kiel

Kiel, Germany

Epilepsie-Zentrum Bodensee

Ravensburg, Germany

Fondazione Policlinico Universitario A Gemelli - Rome - PPDS

Rome, Lazio, Italy

Fondazione IRCCS Istituto Neurologico Carlo Besta

Milan, Lombardy, Italy

Fondazione Istituto Neurologico Nazionale Casimiro Mondino IRCCS

Pavia, Lombardy, Italy

Azienda Ospedaliero Universitaria A Meyer (Duplicate)

Florence, Tuscany, Italy

Azienda Ospedaliera Universitaria Integrata Di Verona

Verona, Veneto, Italy

Istituto G Gaslini Ospedale Pediatrico IRCCS (Duplicate)

Genova, Italy

IRCCS Ospedale Pediatrico Bambino Gesu

Roma, Italy

IUHW Narita Hospital

Narita, Chiba, Japan

Fukuoka Children's Hospital

Fukuoka, Fukuoka, Japan

Hokkaido University Hospital

Sapporo, Hokkaidô, Japan

National Hospital Organization Nishi-Niigata Chuo National Hospital

Niigata, Niigata, Japan

Okayama University Hospital

Okayama, Okayama-ken, Japan

Osaka City General Hospital

Osaka-Shi Miyakojima-Ku, Osaka, Japan

Saitama Prefectural Children's Medical Center

Saitama-shi, Saitama, Japan

National Hospital Organization Shizuoka Institute of Epilepsy and Neurological Disorders

Shizuoka, Shizuoka, Japan

National Center of Neurology and Psychiatry

Kodaira-Shi, Tokyo, Japan

Dokkyo Medical University Hospital

Mibu-Machi, Japan

Children's Clinical University Hospital

Riga, Rīgas Apriņķis, Latvia

Universitair Medisch Centrum Utrecht - PPDS

Utrecht, Netherlands

ULS de Coimbra, EPE - Hospital Pediátrico de Coimbra

Coimbra, Portugal

ULS de Santa Maria,EPE - Hospital de Santa Maria - PPDS

Lisbon, Portugal

ULS de Santo António, EPE - Centro Materno Infantil Norte

Porto, Portugal

University Clinical Center of Serbia - Dr Subotica 6 - PPDS

Belgrade, Belgrade, Serbia

Clinic for Neurology and Psychiatry for Children and Youth

Belgrade, Serbia

Mother and Child Health Care Institute of Serbia Dr Vukan Cupic

Belgrade, Serbia

University Clinical Center Kragujevac

Kragujevac, Serbia

Hospital Sant Joan de Deu - PIN

Espluges de Llobregat, Barcelona, Spain

Hospital Regional Universitario de Malaga - Hospital General

Málaga, Málaga, Spain

Hospital Universitario de Navarra

Pamplona, Navarre, Spain

Hospital Universitario Vall d'Hebron - PPDS

Barcelona, Spain

Hospital de La Santa Creu i Sant Pau

Barcelona, Spain

Hospital Infantil Universitario Niño Jesus - PIN

Madrid, Spain

Hospital Universitario Vithas Madrid La Milagrosa

Madrid, Spain

Hospital Ruber Internacional (Grupo Quironsalud)

Madrid, Spain

Hospital Vithas Malaga

Málaga, Spain

Hospital Universitari i Politecnic La Fe de Valencia

Valencia, Spain

Royal Victoria Infirmary

Newcastle upon Tyne, Northamptonshire, United Kingdom

Noah's Ark Children's Hospital for Wales - PIN

Cardiff, South Glamorgan, United Kingdom

Queen Elizabeth Hospital Birmingham

Birmingham, United Kingdom

Queen Elizabeth University Hospital - PPDS

Glasgow, United Kingdom

University College London Hospitals (UCLH) - PPDS

London, United Kingdom

Great Ormond Street Hospital - PPDS

London, United Kingdom

Southampton General Hospital

Southampton, United Kingdom

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