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ClinicalTrials.gov public records Last synced May 21, 2026, 11:13 PM EDT

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Filters: Condition: Seizure in Participants With Lennox-Gastaut Syndrome Clear all

Terminated Phase 3 Interventional Results available

Assessment of Adjunctive Cannabidiol Oral Solution (GWP42003-P) in Children With Tuberous Sclerosis Complex (TSC), Dravet Syndrome (DS), or Lennox-Gastaut Syndrome (LGS) Who Experience Inadequately-controlled Seizures

NCT04485104

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Conditions: Seizure in Participants With Tuberous Sclerosis Complex, Seizure in Participants With Dravet Syndrome, Seizure in Participants With Lennox-Gastaut Syndrome
Interventions: GWP42003-P; Drug
Lead sponsor: Jazz Pharmaceuticals; Industry
Eligibility: 1 Month to 23 Months

Enrollment: 3 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2025
U.S. locations: 6
States / cities: Little Rock, Arkansas • Los Angeles, California • Chicago, Illinois + 3 more

Source: ClinicalTrials.gov public record

Updated Oct 30, 2025 · Synced May 21, 2026, 11:13 PM EDT

Completed Phase 2 Interventional Results available

A Phase 2, Multicenter, Randomized, Double-blind, Placebo-controlled Study to Evaluate the Efficacy, Safety, and Tolerability of TAK-935 (OV935) as an Adjunctive Therapy in Pediatric Participants With Developmental and/or Epileptic Encephalopathies

NCT03650452

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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, 11:13 PM EDT