Lennox-Gastaut syndrome
MONDO:0016532Lennox-Gastaut syndrome (LGS) belongs to the group of severe childhood epileptic encephalopathies.
Also known as: LGS, encephalopathy of childhood, epileptic encephalopathy Lennox-Gastaut type, macrocephaly and epileptic encephalopathy
52 clinical trials for this condition and its sub-types.
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Broader categories
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Real-World study tracks Epidyolex's Long-Term impact on seizures
Disease control OngoingThis study follows 158 people in France who are prescribed Epidyolex (a cannabidiol-based medicine) for seizures as part of their normal care. Researchers will track how long people stay on the treatment, side effects, seizure frequency, and changes in daily functioning and quali…
Sponsor: Jazz Pharmaceuticals • Aim: Disease control
Last updated Jun 27, 2026 14:00 UTC
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CBD epilepsy drug under Real-World watch for rare seizure disorders
Disease control OngoingThis study follows about 111 people with Lennox-Gastaut syndrome, Dravet syndrome, or tuberous sclerosis complex who are taking Epidyolex (a CBD oral solution) for seizures. Researchers track how many stay on the drug for a year and how many seizure-free days they have. It's an o…
Sponsor: Jazz Pharmaceuticals • Aim: Disease control
Last updated Jun 27, 2026 13:01 UTC
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Brain pacemaker shows promise for rare childhood epilepsy
Disease control OngoingThis pilot study tests whether deep brain stimulation (DBS) of specific brain pathways can safely reduce seizures in people with Lennox-Gastaut syndrome, a severe form of epilepsy. Five participants receive the electrical stimulation as an add-on to their usual treatment. The goa…
Phase: NA • Sponsor: Liankun_Ren • Aim: Disease control
Last updated Jun 27, 2026 12:06 UTC
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Could a urea cycle drug help kids with rare epilepsy?
Disease control OngoingThis early-phase trial is testing whether glycerol phenylbutyrate (Ravicti), a drug already approved for a different condition, is safe and tolerable for children with genetic disorders like STXBP1 and SLC6A1 that cause seizures and developmental delays. The study will enroll 50 …
Phase: EARLY_PHASE1 • Sponsor: Weill Medical College of Cornell University • Aim: Disease control
Last updated Jun 27, 2026 08:12 UTC
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Brain implant shows promise for Hard-to-Treat seizures in rare epilepsy
Disease control OngoingThis study tests a brain-responsive neurostimulation system in 24 people aged 12 and older with Lennox-Gastaut syndrome whose seizures are not controlled by medication. The device detects and responds to seizure activity in the brain to reduce drop seizures. The goal is to see if…
Phase: PHASE2 • Sponsor: NeuroPace • Aim: Disease control
Last updated Jun 27, 2026 08:10 UTC
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New drug LP352 aims to control seizures in severe epilepsy over the long term
Disease control ENROLLING_BY_INVITATIONThis phase 3 study is testing the long-term safety and effectiveness of LP352 (Bexicaserin) in 324 children and adults with developmental and epileptic encephalopathy (DEE), including Dravet and Lennox-Gastaut syndromes. Participants who completed earlier studies will receive LP3…
Phase: PHASE3 • Sponsor: Longboard Pharmaceuticals • Aim: Disease control
Last updated Jun 27, 2026 08:08 UTC
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Bridge program keeps seizure drug available for eligible patients
Disease control NO_LONGER_AVAILABLEThis program provides continued access to the seizure medication perampanel (Fycompa) for people who completed certain earlier studies and are still benefiting from the drug. It runs until the drug is commercially available in their country or no participants remain. Only those a…
Sponsor: Eisai Inc. • Aim: Disease control
Last updated Jun 26, 2026 17:19 UTC
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AI boosts brain scan accuracy in massive new trial
Diagnosis ENROLLING_BY_INVITATIONThis study tests whether an AI tool can help radiologists read brain CT and MRI scans more accurately and quickly. Researchers will compare how well doctors, AI alone, and doctors using AI together can spot abnormalities, urgent findings, and classify diseases. The goal is to red…
Sponsor: Yaou Liu • Aim: Diagnosis
Last updated Jun 27, 2026 11:00 UTC
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Virtual reality could calm anxious kids with autism at the dentist
Symptom relief ENROLLING_BY_INVITATIONThis study tests whether wearing a virtual reality (VR) headset during dental treatment can reduce fear and stress in children with mild intellectual disabilities or autism spectrum disorder. Two hundred children aged 6 to 12 will either receive standard dental care or use a VR h…
Phase: NA • Sponsor: Semmelweis University • Aim: Symptom relief
Last updated Jun 27, 2026 14:02 UTC
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Robot suit helps kids with movement disorders take steps at home
Symptom relief OngoingThis study tests a wearable robotic exoskeleton called EXPLORER in 15 children with movement problems from conditions like cerebral palsy. The goal is to see if it helps them walk better in their everyday environments, such as home and the community. The study focuses on safety, …
Phase: NA • Sponsor: MarsiBionics • Aim: Symptom relief
Last updated Jun 27, 2026 07:51 UTC
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Epidiolex liver check: is Long-Term use safe?
Knowledge-focused OngoingThis study follows 154 people taking Epidiolex (cannabidiol) for seizures caused by Lennox-Gastaut syndrome, Dravet syndrome, or tuberous sclerosis complex. Researchers will monitor for signs of chronic liver injury and fibrosis over time using blood tests and liver scans. The go…
Phase: PHASE4 • Sponsor: Jazz Pharmaceuticals • Aim: Knowledge-focused
Last updated Jul 01, 2026 00:00 UTC
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EEG clues may reveal who benefits from seizure drug
Knowledge-focused ENROLLING_BY_INVITATIONThis study looks at whether specific brain wave patterns on an EEG can predict how well the drug fenfluramine works for people with Lennox-Gastaut Syndrome (LGS), a severe form of epilepsy. Researchers will follow 20 children and adults aged 2 to 35 who are already taking fenflur…
Sponsor: University of Chicago • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:30 UTC
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300 volunteers help create medical image bank for science
Knowledge-focused OngoingThis study gathers MRI, CT, and ultrasound images from 300 adults—some healthy, some with kidney or brain disease—to build a collection for future not-for-profit research. No new treatments are being tested; the goal is to make medical images available to scientists for advancing…
Sponsor: Mario Negri Institute for Pharmacological Research • Aim: Knowledge-focused
Last updated Jun 26, 2026 13:28 UTC