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ClinicalTrials.gov public records Last synced May 21, 2026, 9:04 PM EDT

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Showing 1–8 of 8 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: SCN1A Clear all
Terminated No phase listed Observational
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 11, 2023 · Synced May 21, 2026, 9:04 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Dravet Syndrome
Interventions
GABA Blood Level
Diagnostic Test
Lead sponsor
Cook Children's Health Care System
Other
Eligibility
Up to 18 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Dec 13, 2022 · Synced May 21, 2026, 9:04 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Epilepsy, Dravet Syndrome, Lennox-Gastaut Syndrome
Interventions
TAK-935, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
2 Years to 17 Years
Enrollment
141 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
15
States / cities
Phoenix, Arizona • Los Angeles, California • Aurora, Colorado + 12 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2021 · Synced May 21, 2026, 9:04 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
16P11.2 Deletion Syndrome, 16p11.2 Duplications, 1Q21.1 Deletion, 1Q21.1 Microduplication Syndrome (Disorder), ACTL6B, ADNP, AHDC1, ANK2, ANKRD11, ARID1B, ASH1L, BCL11A, CHAMP1, CHD2, CHD8, CSNK2A1, CTBP1, CTNNB1 Gene Mutation, CUL3, DDX3X, DNMT3A, DSCAM, DYRK1A, FOXP1, GRIN2A, GRIN2B, HIVEP2-Related Intellectual Disability, HNRNPH2, KATNAL2, KDM5B, KDM6B, KMT2C Gene Mutation, KMT2E, KMT5B, MBD5, MED13L, PACS1, PPP2R5D-Related Intellectual Disability, PTCHD1, REST, SCN2A Encephalopathy, SETBP1 Gene Mutation, SETD5, SMARCA4 Gene Mutation, SMARCC2, STXBP1 Encephalopathy With Epilepsy, SYNGAP1-Related Intellectual Disability, TBR1, ARHGEF9, HNRNPU, PPP3CA, PPP2R1A, SLC6A1, 2p16.3 Deletions, 5q35 Deletions, 5q35 Duplications, 7q11.23 Duplications, 15Q13.3 Deletion Syndrome, 16p11.2 Triplications, 16P12.2 Microdeletion, 16P13.11 Microdeletion Syndrome (Disorder), 17Q12 Microdeletion Syndrome (Disorder), 17Q12 Duplication Syndrome, 17Q21.31 Deletion Syndrome, 17q21.3 Duplications, ACTB, ADSL, AFF2, ALDH5A1, ANK3, ARX, ATRX Gene Mutation, AUTS2 Syndrome, BCKDK, BRSK2, CACNA1C, CAPRIN1, CASK, CASZ1, CHD3, CIC, CNOT3, CREBBP Gene Mutation, CSDE1, CTCF, DEAF1, DHCR7, DLG4, EBF3, EHMT1, EP300 Gene Mutation, GIGYF1, GRIN1, GRIN2D, IQSEC2-Related Syndromic Intellectual Disability, IRF2BPL, KANSL1, KCNB1, KDM3B, NEXMIF, KMT2A, MBOAT7, MEIS2, MYT1L, NAA15, NBEA, NCKAP1, NIPBL, NLGN2, NLGN3, NLGN4X, NR4A2, NRXN1, NRXN2, NSD1 Gene Mutation, PHF21A, PHF3, PHIP, POMGNT1, PSMD12, RELN, RERE, RFX3, RIMS1, RORB, SCN1A, SETD2 Gene Mutation, SHANK2, SIN3A, SLC9A6, SON, SOX5, SPAST, SRCAP, TAOK1, TANC2, TCF20, TLK2, TRIO, TRIP12, UPF3B, USP9X, VPS13B, WAC, WDFY3, ZBTB20, ZNF292, ZNF462, 2Q37 Deletion Syndrome, 9q34 Duplications, 15q15 Deletions, 15Q24 Deletion, NR3C2, SYNCRIP, 2q34 Duplication, 2q37.3 Deletion, 6q16 Deletion, 15q11.2 BP1-BP2 Deletion, 16p13.3 Deletion, 17Q11.2 Microduplication Syndrome (Disorder), 17p13.3, Xq28 Duplication, CLCN4, CSNK2B, DYNC1H1, EIF3F, GNB1, MED13, MEF2C, RALGAPB, SCN1B, YY1, Xp11.22 Duplication, PACS2, MAOA, MAOB, HNRNPC, HNRNPD, HNRNPK, HNRNPR, HNRNPUL2, 5P Deletion Syndrome, TCF7L2 Gene Mutation, HECW2
Interventions
Not listed
Lead sponsor
Simons Searchlight
Other
Eligibility
Not listed
Enrollment
100,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2050
U.S. locations
2
States / cities
Boston, Massachusetts • Lewisburg, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 5, 2025 · Synced May 21, 2026, 9:04 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Epilepsy-Dyskinesia, Epilepsy, Dyskinesia, EDS, Epilepsy-Dyskinesia Syndomes, Epilepsy in Children, Dyskinesias, Movement Disorders in Children, Neurologic Disorder, Chorea, Myoclonus, Ataxia, Dystonia Disorder, Movement Disorders
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
0 Years to 30 Years
Enrollment
700 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 16, 2025 · Synced May 21, 2026, 9:04 PM EDT
No Longer Available No phase listed Expanded access
View directory record Official record
Conditions
Dravet Syndrome, Epileptic Encephalopathies Associated With SCN1A Mutations
Interventions
Stiripentol
Drug
Lead sponsor
Cook Children's Health Care System
Other
Eligibility
6 Months to 18 Years
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Feb 4, 2020 · Synced May 21, 2026, 9:04 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Epilepsy in Children, Dyskinesias, Movement Disorders in Children, Neurologic Disorder, Chorea, Myoclonus, Ataxia, Epilepsy, Dystonia Disorder, Movement Disorders
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
0 Years to 18 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 17, 2026 · Synced May 21, 2026, 9:04 PM EDT
Recruiting Phase 1Phase 2 Interventional
View directory record Official record
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
8
States / cities
San Francisco, California • Aurora, Colorado • Miami, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced May 21, 2026, 9:04 PM EDT