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Showing 1–24 of 56 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Hallucinations Clear all
Completed Not applicable Interventional Results available

Song-making In a Group (SING) R61

NCT05537428
View directory record Official record
Conditions
Schizophrenia
Interventions
Musical Intervention
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 14, 2025 · Synced Jul 21, 2026, 5:26 PM EDT
Completed Not applicable Interventional

Computerized Cognitive-Behavioral Therapy for Auditory Hallucinations

NCT02192593
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Computer CBT
Behavioral
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
18 Years to 70 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 5, 2017 · Synced Jul 21, 2026, 5:26 PM EDT
Withdrawn Not applicable Interventional

Transcranial Direct Current Stimulation for Hallucinations in First-Episode Schizophrenia

NCT02661347
View directory record Official record
Conditions
Schizophrenia, Schizophreniform, Schizoaffective Disorder, Psychosis Not Otherwise Specified (NOS)
Interventions
Risperidone, tDCS
Drug · Device
Lead sponsor
Northwell Health
Other
Eligibility
15 Years to 40 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Glen Oaks, New York
Source: ClinicalTrials.gov public record
Updated Mar 12, 2018 · Synced Jul 21, 2026, 5:26 PM EDT
Completed Not applicable Interventional

Transcranial Magnetic Stimulation (TMS) Treatment for Patients With Persistent Auditory Hallucinations

NCT00042159
View directory record Official record
Conditions
Schizophrenia, Hallucinations
Interventions
repetitive transcranial magnetic stimulation
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 5, 2013 · Synced Jul 21, 2026, 5:26 PM EDT
Completed Phase 3 Interventional Results available

Relapse Prevention Study of Pimavanserin in Dementia-related Psychosis

NCT03325556
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 20, 2021 · Synced Jul 21, 2026, 5:26 PM EDT
Recruiting Phase 4 Interventional

Comparing Antipsychotic Medications in LBD Over Time

NCT05590637
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 8, 2025 · Synced Jul 21, 2026, 5:26 PM EDT
Completed Not applicable Interventional

Recovery From Psychosis in Schizophrenia - The Impact of Cognitive-Behavioral Therapy

NCT00791440
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 12, 2012 · Synced Jul 21, 2026, 5:26 PM EDT
Enrolling by invitation Phase 3 Interventional

ACP-204 in Adults With Alzheimer's Disease Psychosis Open Label Extension Study

NCT06194799
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Jul 21, 2026, 5:26 PM EDT
Completed Not applicable Interventional Results available

Targeting Auditory Hallucinations With Alternating Current Stimulation

NCT03221270
View directory record Official record
Conditions
Schizophrenia, Schizo Affective Disorder
Interventions
tACS treatment week, tACS sham week, Maintenance tACS, Maintenance Sham tACS
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 15, 2022 · Synced Jul 21, 2026, 5:26 PM EDT
Completed Not applicable Interventional Results available

Transcranial Current Stimulation as a Treatment for Auditory Hallucinations in Schizophrenia

NCT01963676
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Auditory Hallucinations
Interventions
tDCS, Sham stimulation
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 21, 2016 · Synced Jul 21, 2026, 5:26 PM EDT
Terminated Not applicable Interventional Results available

Auditory Control Enhancement (ACE) in Schizophrenia

NCT06155695
View directory record Official record
Conditions
Auditory Hallucinations
Interventions
Transcranial Direct Current Stimulation (tDCS), Auditory Cognitive Control Training (ACCT)
Device · Behavioral
Lead sponsor
Brian A Coffman, PhD
Other
Eligibility
18 Years to 40 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Jul 21, 2026, 5:26 PM EDT
Completed No phase listed Observational

Perception in Parkinson's Disease

NCT05483036
View directory record Official record
Conditions
Parkinson's Disease, Perception, Visual Hallucination
Interventions
Not listed
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
40 Years to 110 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 18, 2025 · Synced Jul 21, 2026, 5:26 PM EDT
Terminated Not applicable Interventional Results available

Bilateral Repetitive Transcranial Magnetic Stimulation for Auditory Hallucinations Results

NCT04548622
View directory record Official record
Conditions
Schizophrenia
Interventions
Magstim Rapid 2 system triggering Magstim Super Rapid system
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 29, 2020 · Synced Jul 21, 2026, 5:26 PM EDT
Completed Not applicable Interventional Results available

Feasibility Electrical Stimulation Study for Visual Hallucinations

NCT04870710
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder
Interventions
transcranial electrical stimulation
Device
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 50 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced Jul 21, 2026, 5:26 PM EDT
Completed Phase 2 Interventional Results available

Treatment of Psychosis and Agitation in Alzheimer's Disease

NCT02129348
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 1, 2024 · Synced Jul 21, 2026, 5:26 PM EDT
Terminated Not applicable Interventional Results available

The Use of Transcranial Electrical Stimulation for Hallucinations

NCT02715765
View directory record Official record
Conditions
Schizophrenia
Interventions
Transcranial Direct Current Stimulation, Transcranial Random Noise Stimulation, Transcranial Sham Stimulation
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 64 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Saint Louis Park, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 25, 2020 · Synced Jul 21, 2026, 5:26 PM EDT
Recruiting Phase 2Phase 3 Interventional

ACP-204 in Adults With Alzheimer's Disease Psychosis

NCT06159673
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Jul 21, 2026, 5:26 PM EDT
Not yet recruiting Not applicable Interventional

Testing a Peer-Support Group for Veterans Who Hear Voices

NCT07555275
View directory record Official record
Conditions
Psychotic Disorders, Hallucinations, Auditory, Social Isolation
Interventions
Veteran Voices and Visions (VVV), Wellness Recovery Action Planning (WRAP)
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2030
U.S. locations
2
States / cities
West Los Angeles, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Jul 21, 2026, 5:26 PM EDT
Terminated Not applicable Interventional Results available

Models of Auditory Hallucination

NCT04210557
View directory record Official record
Conditions
Schizophrenia, Schizo Affective Disorder, Auditory Hallucination
Interventions
Transcranial Magnetic Stimulation (TMS)
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years to 45 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 31, 2024 · Synced Jul 21, 2026, 5:26 PM EDT
Completed Not applicable Interventional Results available

STimulation to Improve Auditory haLLucinations

NCT02360228
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
tACS (alpha), tDCS
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 26, 2018 · Synced Jul 21, 2026, 5:26 PM EDT
Completed Phase 2 Interventional

Study to Assess the Efficacy, Safety, and Tolerability of AZD8529 in Adult Schizophrenia Patients

NCT00921804
View directory record Official record
Conditions
Schizophrenia
Interventions
AZD 8529, Risperidone, Placebo to match AZD8529, Placebo to match risperidone
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 65 Years
Enrollment
296 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
3
States / cities
Garden Grove, California • Glendale, California • Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 29, 2010 · Synced Jul 21, 2026, 5:26 PM EDT
Completed Phase 2 Interventional

Treatment of Hallucinosis/Psychosis in Parkinson's Disease by an Investigational Drug

NCT00087542
View directory record Official record
Conditions
Hallucinations, Psychoses, Parkinson's Disease
Interventions
ACP-103
Drug
Lead sponsor
ACADIA Pharmaceuticals Inc.
Industry
Eligibility
0 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
13
States / cities
Fountain Valley, California • Sunnyvale, California • Danbury, Connecticut + 10 more
Source: ClinicalTrials.gov public record
Updated Dec 6, 2005 · Synced Jul 21, 2026, 5:26 PM EDT
Completed Phase 2 Interventional

Antipsychotic and Motor Effects of ACP-103 When Administered in Combination With Haloperidol and Risperidone

NCT00361166
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 21, 2007 · Synced Jul 21, 2026, 5:26 PM EDT
Terminated Not applicable Interventional Results available

Transcranial Magnetic Stimulation for the Treatment of Auditory Hallucinations in Schizophrenia

NCT01595503
View directory record Official record
Conditions
Schizophrenia
Interventions
rTMS with fMRI-based targeting, rTMS with landmark-based targeting
Procedure
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 60 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 7, 2021 · Synced Jul 21, 2026, 5:26 PM EDT