Generalized epilepsy

This 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…

This study tests the long-term safety and effectiveness of XEN1101 (azetukalner) in 880 adults with focal or tonic-clonic seizures. Participants who completed earlier studies will take XEN1101 capsules for up to 6 years. Researchers will track side effects and changes in monthly …

This study looks at the long-term safety of the drug brivaracetam in children and teenagers with childhood absence epilepsy or juvenile absence epilepsy. About 120 participants who have already taken the drug in earlier studies will continue treatment and be monitored for side ef…

This study is testing the long-term safety of a once-daily drug called vormatrigine in 700 adults with focal or generalized tonic-clonic seizures. Participants must have already taken vormatrigine in a previous trial or program. The main goal is to check for side effects and chan…

This 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…

This Phase 3 study tests whether fenfluramine (ZX008) can safely reduce seizures in 87 children and adults with CDKL5 deficiency disorder, a rare genetic condition causing severe epilepsy. Participants receive either the drug or a placebo, followed by an open-label extension wher…

This study tests a gene therapy called ETX101 in 4 children with Dravet syndrome, a severe seizure disorder caused by a gene change. The therapy uses a harmless virus to deliver a working copy of the gene to brain cells. The main goals are to see if it is safe and if it reduces s…

This 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…

This study tests the long-term safety of an inhaled medication called Staccato alprazolam for people aged 12 and older who have prolonged seizures. About 300 participants will use the inhaler when a seizure starts to see if it stops the seizure quickly and without serious side ef…

This early-stage study tests whether BHV-7000 can reduce chronic pain in people with inherited erythromelalgia, a rare condition causing severe burning pain due to a genetic mutation. Only 5 adults with a specific NaV1.7 mutation will participate, comparing the drug to a placebo …