Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 9, 2026, 8:29 AM EDT

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

Showing 1–24 of 66 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
CDKL5 Deficiency Disorder, Generalized Tonic Clonic Seizure, Epileptic Spasm, Refractory Seizures
Interventions
Fenfluramine, Placebo
Drug
Lead sponsor
Zogenix, Inc.
Industry
Eligibility
1 Year to 35 Years
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
13
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 10 more
Conditions
Dravet Syndrome
Interventions
No Intervention
Other
Lead sponsor
Encoded Therapeutics
Industry
Eligibility
6 Months to 60 Months
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
12
States / cities
Los Angeles, California • San Francisco, California • Aurora, Colorado + 9 more
Suspended No phase listed Observational

International CDKL5 Registry

NCT04486768
Conditions
CDKL5 Deficiency Disorder (CDD)
Interventions
Survey Instrument
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
Not listed
Enrollment
500 participants
Timeline
2018 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Lennox Gastaut Syndrome, Dravet Syndrome, Tuberous Sclerosis Complex
Interventions
Cannabidiol
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
1 Year and older
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
26
States / cities
Little Rock, Arkansas • Downey, California • Long Beach, California + 22 more
Conditions
Epilepsy, Dravet Syndrome
Interventions
GWP42003-P, Placebo Control
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
2 Years to 18 Years
Enrollment
199 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
23
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Los Angeles, California + 20 more
Conditions
Dravet Syndrome
Interventions
STK-001 - Single Ascending Doses, STK-001 - Multiple Ascending Doses
Drug
Lead sponsor
Stoke Therapeutics, Inc
Industry
Eligibility
2 Years to 18 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
18
States / cities
San Francisco, California • Aurora, Colorado • Washington D.C., District of Columbia + 15 more
Conditions
Dravet Syndrome, Lennox Gastaut Syndrome, Developmental and Epileptic Encephalopathies
Interventions
LP352
Drug
Lead sponsor
Longboard Pharmaceuticals
Industry
Eligibility
2 Years to 65 Years
U.S. locations
19
States / cities
Downey, California • Los Angeles, California • San Francisco, California + 15 more
Conditions
Dravet Syndrome
Interventions
LP352, Placebo
Drug
Lead sponsor
Longboard Pharmaceuticals
Industry
Eligibility
2 Years to 65 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
25
States / cities
Little Rock, Arkansas • Los Angeles, California • Palo Alto, California + 20 more
Conditions
Dravet Syndrome
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
Up to 50 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Denver, Colorado
Conditions
Dravet Syndrome (DS), Children Under 2 Years
Interventions
fenfluramine
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
12 Months to 24 Months
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Developmental and Epileptic Encephalopathy
Interventions
LP352
Drug
Lead sponsor
Longboard Pharmaceuticals
Industry
Eligibility
2 Years to 66 Years
Enrollment
324 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
20
States / cities
Little Rock, Arkansas • Los Angeles, California • Palo Alto, California + 16 more
Conditions
Dravet Syndrome
Interventions
zorevunersen, Sham Comparator
Drug · Other
Lead sponsor
Stoke Therapeutics, Inc
Industry
Eligibility
2 Years to 17 Years
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
28
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 23 more
Conditions
Dravet Syndrome
Interventions
Clobazam, Placebo
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
1 Year to 16 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
8
States / cities
Los Angeles, California • Orlando, Florida • Rochester, Minnesota + 4 more
Conditions
Rett Syndrome, MECP2 Duplication, CDKL5, FOXG1 Disorders
Interventions
Not listed
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
Not listed
Enrollment
752 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
12
States / cities
Birmingham, Alabama • Oakland, California • San Diego, California + 9 more
Conditions
Dravet Syndrome (DS)
Interventions
Soticlestat, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
2 Years to 21 Years
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
10
States / cities
Phoenix, Arizona • Los Angeles, California • San Francisco, California + 7 more
Conditions
Lennox-Gastaut Syndrome, Dravet Syndrome
Interventions
12-Lead ECG, Cannabidiol
Procedure · Drug
Lead sponsor
Gillette Children's Specialty Healthcare
Other
Eligibility
2 Years to 30 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Saint Paul, Minnesota
Conditions
Dravet Syndrome
Interventions
Clemizole HCl, Placebo
Drug
Lead sponsor
Epygenix
Industry
Eligibility
2 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2029
U.S. locations
32
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Los Angeles, California + 27 more
Conditions
Dravet Syndrome
Interventions
ETX101
Drug
Lead sponsor
Encoded Therapeutics
Industry
Eligibility
6 Months to 17 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2033
U.S. locations
11
States / cities
San Francisco, California • Aurora, Colorado • Miami, Florida + 8 more
Conditions
CDKL5 Deficiency Disorder
Interventions
ganaxolone, Placebo
Drug
Lead sponsor
Marinus Pharmaceuticals
Industry
Eligibility
2 Years to 21 Years
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
17
States / cities
Phoenix, Arizona • Los Angeles, California • Aurora, Colorado + 14 more
Conditions
Dravet Syndrome
Interventions
ZX008 (Fenfluramine Hydrochloride)
Drug
Lead sponsor
Zogenix International Limited, Inc., a subsidiary of Zogenix, Inc.
Industry
Eligibility
2 Years to 35 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
2
States / cities
San Francisco, California • Aurora, Colorado
Conditions
Dravet Syndrome
Interventions
ZX008 (Fenfluramine Hydrochloride), Matching Placebo
Drug
Lead sponsor
Zogenix International Limited, Inc., a subsidiary of Zogenix, Inc.
Industry
Eligibility
2 Years to 18 Years
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
5
States / cities
San Francisco, California • Aurora, Colorado • Chicago, Illinois + 2 more
Conditions
Dravet Syndrome, Seizure Disorder
Interventions
ZX008 (Fenfluramine Hydrochloride), Matching Placebo
Drug
Lead sponsor
Zogenix International Limited, Inc., a subsidiary of Zogenix, Inc.
Industry
Eligibility
2 Years to 18 Years
Enrollment
262 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
19
States / cities
Phoenix, Arizona • Tucson, Arizona • San Diego, California + 15 more
Conditions
Epilepsies, Myoclonic, Drug Resistant Epilepsy
Interventions
Lorcaserin
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
2 Years and older
U.S. locations
18
States / cities
Birmingham, Alabama • Los Angeles, California • Aurora, Colorado + 14 more
Conditions
Rett Syndrome, MECP2 Duplication dIsorder, CDKL5 Disorder, FOXG1 Syndrome
Interventions
Not listed
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
Not listed
Enrollment
1,044 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
14
States / cities
Birmingham, Alabama • Oakland, California • San Diego, California + 11 more