Acadia Pharmaceuticals Inc.

This study tests a drug called ACP-204 for treating psychosis (hallucinations or delusions) in people with Lewy body dementia. It is a 52-week open-label extension, meaning all 126 participants will receive the drug. The main goal is to check for side effects over the long term. …

This study tests the long-term safety of a nasal spray called carbetocin for people with Prader-Willi syndrome who experience severe, constant hunger (hyperphagia). About 160 participants who completed a previous study will receive the spray three times daily. The goal is to see …

This study tests the long-term safety of a drug called ACP-204 for people with Alzheimer's disease who also have psychosis (hallucinations or delusions). It lasts 52 weeks and includes 752 adults aged 55 to 95 who already completed a previous study of the same drug. The main goal…

This Phase 3 trial tests a nasal spray called carbetocin to reduce the intense, constant hunger (hyperphagia) in people with Prader-Willi syndrome. The study involves 170 participants aged 5 to 30 and lasts 12 weeks. Caregivers will rate changes in hunger-related behaviors using …