- Conditions
- Parkinson's Disease, Dyskinesias
- Interventions
- Intravenous Levodopa, ACP-103
- Drug
- Lead sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
- NIH
- Eligibility
- 30 Years to 80 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2007
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–24
of 37
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Parkinson Disease
- Interventions
- Pimavanserin
- Drug
- Lead sponsor
- State University of New York - Downstate Medical Center
- Other
- Eligibility
- 40 Years to 85 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Brooklyn, New York
- Conditions
- Parkinson's Disease Psychosis
- Interventions
- Pimavanserin tartrate (ACP-103)
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 40 Years and older
- Enrollment
- 123 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 26
- States / cities
- La Habra, California • Laguna Hills, California • Reseda, California + 22 more
- Conditions
- Mood (Psychological Function), Well Being, Mood, Healthy
- Interventions
- Psilocybin, Pimavanserin, Inactive Placebo
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2028
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Adjunctive Treatment of Major Depressive Disorder
- Interventions
- Pimavanserin, Placebo
- Drug · Other
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 207 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2018
- U.S. locations
- 36
- States / cities
- Birmingham, Alabama • Rogers, Arkansas • Garden Grove, California + 31 more
- Conditions
- Schizophrenia
- Interventions
- Pimavanserin
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 995 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2024
- U.S. locations
- 32
- States / cities
- Phoenix, Arizona • Little Rock, Arkansas • Rogers, Arkansas + 27 more
- Conditions
- Parkinson Disease, Depression
- Interventions
- Psilocybin, Pimavanserin
- Drug
- Lead sponsor
- Joshua Woolley, MD, PhD
- Other
- Eligibility
- 40 Years to 80 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2028
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Parkinson Disease Psychosis
- Interventions
- Pimavanserin
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 40 Years and older
- Enrollment
- 29 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2022
- U.S. locations
- 18
- States / cities
- Scottsdale, Arizona • Fullerton, California • Miami, Florida + 15 more
- Conditions
- Parkinson's Disease Psychosis, Dementia With Lewy Bodies
- Interventions
- Pimavanserin, Quetiapine
- Drug
- Lead sponsor
- The University of Texas Health Science Center at San Antonio
- Other
- Eligibility
- Not listed
- Enrollment
- 94 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2027
- U.S. locations
- 2
- States / cities
- San Antonio, Texas
- Conditions
- Neuropsychiatric Symptoms Related to Neurodegenerative Disease
- Interventions
- Pimavanserin
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 60 Years and older
- Enrollment
- 595 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2023
- U.S. locations
- 17
- States / cities
- Gilbert, Arizona • Costa Mesa, California • Santa Ana, California + 9 more
- Conditions
- Tourette Syndrome, Tardive Dyskinesia
- Interventions
- Pimavanserin
- Drug
- Lead sponsor
- Joseph Jankovic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2021
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Parkinson's Disease Psychosis
- Interventions
- Pimavanserin tartrate (ACP-103), Placebo
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 40 Years and older
- Enrollment
- 298 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2009
- U.S. locations
- 36
- States / cities
- Gilbert, Arizona • Phoenix, Arizona • Berkeley, California + 33 more
- Conditions
- Autism Spectrum Disorder
- Interventions
- Pimavanserin Tartrate 34 Mg ORAL CAPSULE [NUPLAZID], Placebo
- Drug
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 12 Years to 40 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 2
- States / cities
- Lawrence, Kansas • White Plains, New York
- Conditions
- Adjunctive Treatment of Major Depressive Disorder
- Interventions
- Pimavanserin, Placebo
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 298 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2020
- U.S. locations
- 41
- States / cities
- Birmingham, Alabama • Garden Grove, California • Glendale, California + 34 more
- Conditions
- Adjunctive Treatment of Major Depressive Disorder
- Interventions
- Pimavanserin
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 235 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2021
- U.S. locations
- 33
- States / cities
- Garden Grove, California • Glendale, California • Irvine, California + 26 more
- Conditions
- Dementia-related Psychosis
- Interventions
- Placebo, Pimavanserin 34 mg, Pimavanserin 20 mg
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 50 Years to 90 Years
- Enrollment
- 392 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2019
- U.S. locations
- 27
- States / cities
- Costa Mesa, California • Fullerton, California • Aventura, Florida + 22 more
- Conditions
- Irritability Associated With Autism Spectrum Disorder
- Interventions
- Pimavanserin, Placebo
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 5 Years to 17 Years
- Enrollment
- 237 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2024
- U.S. locations
- 18
- States / cities
- Phoenix, Arizona • Glendale, California • San Rafael, California + 15 more
- Conditions
- Schizophrenia
- Interventions
- ACP-103
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 400 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2007
- U.S. locations
- 11
- States / cities
- Cerritos, California • Garden Grove, California • Glendale, California + 7 more
- Conditions
- Post-traumatic Stress Disorder, Insomnia
- Interventions
- pimavanserin, Placebo
- Drug · Other
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2027
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Treatment of Depression in Adults With Parkinson's Disease (PD)
- Interventions
- Pimavanserin
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 50 Years and older
- Enrollment
- 47 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2019
- U.S. locations
- 21
- States / cities
- Costa Mesa, California • Fountain Valley, California • Pasadena, California + 18 more
- Conditions
- Post-traumatic Stress Disorder, Insomnia
- Interventions
- Pimavanserin
- Drug
- Lead sponsor
- Baylor College of Medicine
- Other
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 6 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2021
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Parkinson's Disease Psychosis
- Interventions
- pimavanserin tartrate, placebo
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 40 Years and older
- Enrollment
- 199 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2012
- U.S. locations
- 62
- States / cities
- Gilbert, Arizona • Phoenix, Arizona • Tucson, Arizona + 58 more
- Conditions
- Parkinson's Disease Psychosis
- Interventions
- Pimavanserin tartrate (ACP-103)
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 40 Years and older
- Enrollment
- 459 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2018
- U.S. locations
- 83
- States / cities
- Gilbert, Arizona • Phoenix, Arizona • Tucson, Arizona + 80 more
- Conditions
- Agitation and Aggression in Alzheimer's Disease
- Interventions
- Pimavanserin
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 50 Years and older
- Enrollment
- 79 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2019
- U.S. locations
- 17
- States / cities
- Costa Mesa, California • Fresno, California • Fullerton, California + 14 more