- Conditions
- Schizophrenia; Psychosis, Persecutory Delusion
- Interventions
- Worry Intervention, Befriending
- Behavioral
- Lead sponsor
- Vanderbilt University Medical Center
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 62 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2024
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
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Showing 1–24
of 32
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- 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
- 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
- Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorder
- Interventions
- Cognitive-Behavior Therapy, Standard Psychiatric Treatment
- Behavioral · Other
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 34 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2012
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Alzheimer's Disease Psychosis
- Interventions
- ACP-204
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 55 Years to 95 Years
- Enrollment
- 752 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2029
- U.S. locations
- 21
- States / cities
- Costa Mesa, California • Fresno, California • Garden Grove, California + 8 more
- Conditions
- Chronic Mental Illness, Chronic Physical Illness
- Interventions
- Patient-Directed Wellness Account, Health Navigator
- Behavioral
- Lead sponsor
- University of Florida
- Other
- Eligibility
- 21 Years to 55 Years
- Enrollment
- 1,663 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2016
- U.S. locations
- 1
- States / cities
- Gainesville, Florida
- Conditions
- Schizophrenia
- Interventions
- D-cycloserine, Cognitive Behavioral Therapy
- Drug · Behavioral
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 21 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2010
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Schizophrenia, Schizoaffective Disorder, Delusional Disorder, Major Depressive Disorder With Psychotic Features
- Interventions
- Collaborative Decision Skills Training, Leveling Up
- Behavioral
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 39 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2025
- U.S. locations
- 1
- States / cities
- San Diego, California
- Conditions
- Alzheimer's Disease, Psychosis, Agitation
- Interventions
- Lithium, Placebo
- Drug
- Lead sponsor
- New York State Psychiatric Institute
- Other
- Eligibility
- Not listed
- Enrollment
- 77 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2020
- U.S. locations
- 4
- States / cities
- Miami, Florida • Belmont, Massachusetts • New York, New York + 1 more
- Conditions
- Alzheimer's Disease Psychosis
- Interventions
- ACP-204, Placebo
- Drug
- Lead sponsor
- ACADIA Pharmaceuticals Inc.
- Industry
- Eligibility
- 55 Years to 95 Years
- Enrollment
- 1,074 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2028
- U.S. locations
- 45
- States / cities
- Chandler, Arizona • Scottsdale, Arizona • Anaheim, California + 29 more
- Conditions
- Schizophrenia Disorders
- Interventions
- Cognitive Behavioral Therapy, TAU
- Behavioral
- Lead sponsor
- Vanderbilt University Medical Center
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 120 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2030
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
- Conditions
- Late Onset Schizophrenia, Delusional Disorder (Late Onset)
- Interventions
- Tau PET imaging scan
- Diagnostic Test
- Lead sponsor
- Jeremy Koppel
- Other
- Eligibility
- 65 Years to 85 Years
- Enrollment
- 16 participants
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Manhasset, New York
- Conditions
- Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorder, Delusional Disorder, Psychosis
- Interventions
- Multi-element, team-oriented treatment
- Behavioral
- Lead sponsor
- Research Foundation for Mental Hygiene, Inc.
- Other
- Eligibility
- 15 Years to 35 Years
- Enrollment
- 65 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2016
- U.S. locations
- 2
- States / cities
- Baltimore, Maryland • New York, New York
- 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
- Schizophrenia, Schizoaffective Disorder, Delusional Disorder
- Interventions
- Not listed
- Lead sponsor
- University of Pittsburgh
- Other
- Eligibility
- 14 Years to 50 Years
- Enrollment
- 200 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2003 – 2016
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Parkinson Disease, Parkinson Disease Psychosis, Hallucinations, Delusion
- Interventions
- Observation of minor phenomena
- Other
- Lead sponsor
- University of Rochester
- Other
- Eligibility
- 30 Years and older
- Enrollment
- 38 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2023
- U.S. locations
- 1
- States / cities
- Rochester, New York
- Conditions
- Schizophrenia Disorders
- Interventions
- Placebo (single and multiple doses), AQW051 2 mg (single and multiple doses), AQW051 15mg (single and multiple doses), AQW051 100mg (single dose), and 50mg (multiple doses)
- Drug
- Lead sponsor
- Novartis Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 57 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2011
- U.S. locations
- 2
- States / cities
- Glendale, California • Willingboro, New Jersey
- Conditions
- Schizophrenia, Schizoaffective Disorder, Delusional Disorder, Bipolar Disorder, Major Depressive Disorder
- Interventions
- Collaborative Decision Skills Training, Leveling Up
- Behavioral
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 119 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2029
- U.S. locations
- 3
- States / cities
- San Diego, California • West Los Angeles, California • Albuquerque, New Mexico
- 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
- Major Depressive Disorder With Psychotic Features
- Interventions
- Olanzapine, Sertraline, placebo
- Drug · Other
- Lead sponsor
- Weill Medical College of Cornell University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 259 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2008
- U.S. locations
- 3
- States / cities
- Worcester, Massachusetts • New York, New York • Pittsburgh, Pennsylvania
- Conditions
- Schizophrenia, Schizo Affective Disorder, Schizophreniform Disorders, Delusional Disorder, Other Specified Schizophrenia Spectrum and Other Psychotic Disorder
- Interventions
- adapted behavioral intervention
- Behavioral
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 16 Years to 30 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Schizophrenia Spectrum and Other Psychotic Disorders, Schizophrenia, Delusional Disorder, Bipolar 1 Disorder, Schizoaffective Disorder, Psychosis Not Otherwise Specified, Early Psychosis
- Interventions
- Not listed
- Lead sponsor
- Beth Israel Deaconess Medical Center
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 320 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2027
- U.S. locations
- 6
- States / cities
- Hartford, Connecticut • Athens, Georgia • Chicago, Illinois + 3 more
- Conditions
- Psychosis
- Interventions
- Pattern Separation Paradigm, Sequential Associative Mismatch Paradigm, Encoding Plasticity Paradigm
- Diagnostic Test
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 16 Years to 35 Years
- Enrollment
- 212 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2023
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Psychosis Associated With Alzheimer's Disease
- Interventions
- ML-007C-MA, Placebo
- Drug
- Lead sponsor
- MapLight Therapeutics
- Industry
- Eligibility
- 55 Years to 90 Years
- Enrollment
- 300 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 27
- States / cities
- Phoenix, Arizona • Scottsdale, Arizona • Tucson, Arizona + 20 more