Supernus Pharmaceuticals, Inc.

This study follows up on previous research to test SPN-817's long-term safety and effectiveness in controlling seizures over one year. It involves 100 adults with focal onset seizures who previously participated in an SPN-817 study. Participants will receive the medication for a …

This study is observing how 120 people with Parkinson's disease use a continuous medication pump (ONAPGO™) in their daily lives. The pump delivers a drug called apomorphine under the skin to help control movement symptoms. Researchers will track how long it takes to find the righ…

This study is testing whether adding an investigational drug called SPN-821 to a person's current antidepressant helps reduce symptoms of major depression more effectively. It will involve about 230 adults whose depression hasn't improved enough on their current medication alone.…

This study is testing whether a medication called SPN-812 (viloxazine) is safe and effective at reducing symptoms of Attention-Deficit/Hyperactivity Disorder (ADHD) in very young children. It will involve about 286 children aged 4 to 5 years old. The children will take the medica…