- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT05110157
Journey Study: Evaluate the Efficacy, Safety, and Tolerability of Valbenazine as Adjunctive Treatment for Schizophrenia
April 10, 2024 updated by: Neurocrine Biosciences
A Phase 3, Randomized, Double-Blind, Placebo Controlled Study to Evaluate the Efficacy, Safety, and Tolerability of Valbenazine as Adjunctive Treatment in Subjects With Schizophrenia
The primary objective for this study is to evaluate the effect of adjunctive valbenazine versus placebo on symptoms of schizophrenia in participants who have inadequate response to antipsychotic treatment.
Study Overview
Detailed Description
Phase 3, randomized, double-blind, placebo-controlled study to evaluate the efficacy, safety, and tolerability of valbenazine when administered orally once daily as adjunctive treatment in participants with schizophrenia who have had an inadequate response to antipsychotics.
The study will enroll approximately 400 participants with a diagnosis of schizophrenia.
The expected duration of study participation for each participant is approximately 16 weeks.
Study Type
Interventional
Enrollment (Estimated)
400
Phase
- Phase 3
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Contact
- Name: Neurocrine Medical Information Call Center
- Phone Number: 877-641-3461
- Email: medinfo@neurocrine.com
Study Locations
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Kardzhali, Bulgaria, 6600
- Recruiting
- Neurocrine Clinical Site
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Lovech, Bulgaria, 5500
- Recruiting
- Neurocrine Clinical Site
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Pleven, Bulgaria, 5800
- Recruiting
- Neurocrine Clinical Site 1
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Pleven, Bulgaria, 5800
- Recruiting
- Neurocrine Clinical Site 2
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Plovdiv, Bulgaria, 4004
- Recruiting
- Neurocrine Clinical Site
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Plovdiv, Bulgaria, 4000
- Recruiting
- Neurocrine Clinical Site 1
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Plovdiv, Bulgaria, 4000
- Recruiting
- Neurocrine Clinical Site 2
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Plovdiv, Bulgaria, 4002
- Recruiting
- Neurocrine Clinical Site
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Ruse, Bulgaria, 7003
- Recruiting
- Neurocrine Clinical Site
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Sofia, Bulgaria, 1113
- Recruiting
- Neurocrine Clinical Site
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Sofia, Bulgaria, 1408
- Recruiting
- Neurocrine Clinical Site
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Sofia, Bulgaria, 1510
- Recruiting
- Neurocrine Clinical Site
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Sofia, Bulgaria, 1680
- Recruiting
- Neurocrine Clinical Site
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Sofia, Bulgaria, 1000
- Recruiting
- Neurocrine Clinical Site 1
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Sofia, Bulgaria, 1000
- Recruiting
- Neurocrine Clinical Site 2
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Veliko Tarnovo, Bulgaria, 5000
- Recruiting
- Neurocrine Clinical Site
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Vratsa, Bulgaria, 3000
- Recruiting
- Neurocrine Clinical Site
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Belgrade, Serbia, 11000
- Recruiting
- Neurocrine Clinical Site 1
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Belgrade, Serbia, 11000
- Recruiting
- Neurocrine Clinical Site 2
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Belgrade, Serbia, 11000
- Recruiting
- Neurocrine Clinical Site 3
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Belgrade, Serbia, 11000
- Recruiting
- Neurocrine Clinical Site 4
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Belgrade, Serbia, 11000
- Recruiting
- Neurocrine Clinical Site 5
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Belgrade, Serbia, 11108
- Recruiting
- Neurocrine Clinical Site
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Belgrade, Serbia, 11000
- Recruiting
- Neurocrine Clinical Site 6
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Gornja Toponica, Serbia, 18202
- Recruiting
- Neurocrine Clinical Site
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Kovin, Serbia, 26220
- Recruiting
- Neurocrine Clinical Site 1
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Kovin, Serbia, 26220
- Recruiting
- Neurocrine Clinical Site 2
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Kragujevac, Serbia, 34000
- Recruiting
- Neurocrine Clinical Site 1
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Kragujevac, Serbia, 34000
- Recruiting
- Neurocrine Clinical Site 2
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Kragujevac, Serbia, 34000
- Recruiting
- Neurocrine Clinical Site 3
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Niš, Serbia, 18000
- Recruiting
- Neurocrine Clinical Site
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Niš, Serbia, 34000
- Recruiting
- Neurocrine Clinical Site
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Novi Kneževac, Serbia, 23330
- Recruiting
- Neurocrine Clinical Site
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Vršac, Serbia, 26300
- Recruiting
- Neurocrine Clinical Site
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Arizona
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Phoenix, Arizona, United States, 85012
- Completed
- Neurocrine Clinical Site
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Arkansas
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Rogers, Arkansas, United States, 72758
- Recruiting
- Neurocrine Clinical Site
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California
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Anaheim, California, United States, 92805
- Recruiting
- Neurocrine Clinical Site
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Bellflower, California, United States, 90706
- Recruiting
- Neurocrine Clinical Site
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Culver City, California, United States, 90230
- Recruiting
- Neurocrine Clinical Site
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Garden Grove, California, United States, 92845
- Completed
- Neurocrine Clinical Site
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Lemon Grove, California, United States, 91945
- Recruiting
- Neurocrine Clinical Site
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Long Beach, California, United States, 90807
- Completed
- Neurocrine Clinical Site
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Oceanside, California, United States, 92056
- Recruiting
- Neurocrine Clinical Site
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Pico Rivera, California, United States, 90660
- Recruiting
- Neurocrine Clinical Site
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Riverside, California, United States, 92506
- Recruiting
- Neurocrine Clinical Site
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San Diego, California, United States, 92102
- Recruiting
- Neurocrine Clinical Site
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San Diego, California, United States, 92103
- Completed
- Neurocrine Clinical Site
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San Jose, California, United States, 95124
- Recruiting
- Neurocrine Clinical Site
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Santa Ana, California, United States, 92705
- Completed
- Neurocrine Clinical Site
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Stanford, California, United States, 94305
- Recruiting
- Neurocrine Clinical Site
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Torrance, California, United States, 90502
- Recruiting
- Neurocrine Clinical Site
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Florida
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Aventura, Florida, United States, 33180
- Recruiting
- Neurocrine Clinical Site
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Coral Gables, Florida, United States, 33134
- Recruiting
- Neurocrine Clinical Site
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Daytona Beach, Florida, United States, 32114
- Recruiting
- Neurocrine Clinical Site
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Hialeah, Florida, United States, 33013
- Completed
- Neurocrine Clinical Site
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Hialeah, Florida, United States, 33012
- Completed
- Neurocrine Clinical Site
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Hialeah, Florida, United States, 33016
- Recruiting
- Neurocrine Clinical Site
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Miami, Florida, United States, 33133
- Recruiting
- Neurocrine Clinical Site
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Miami, Florida, United States, 33137
- Completed
- Neurocrine Clinical Site
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Miami, Florida, United States, 33144
- Recruiting
- Neurocrine Clinical Site
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Miami Lakes, Florida, United States, 33016
- Recruiting
- Neurocrine Clinical Site
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Okeechobee, Florida, United States, 34972
- Recruiting
- Neurocrine Clinical Site
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Tampa, Florida, United States, 33629
- Recruiting
- Neurocrine Clinical Site
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West Palm Beach, Florida, United States, 33407
- Recruiting
- Neurocrine Clinical Site
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Georgia
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Atlanta, Georgia, United States, 30328
- Recruiting
- Neurocrine Clinical Site
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Missouri
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Saint Louis, Missouri, United States, 63125
- Recruiting
- Neurocrine Clinical Site
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Saint Louis, Missouri, United States, 63128
- Recruiting
- Neurocrine Clinical Site
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Nevada
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Las Vegas, Nevada, United States, 89102
- Recruiting
- Neurocrine Clinical Site
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New York
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Cedarhurst, New York, United States, 11516
- Recruiting
- Neurocrine Clinical Site
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Glen Oaks, New York, United States, 11004
- Recruiting
- Neurocrine Clinical Sites
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New York, New York, United States, 10035
- Recruiting
- Neurocrine Clinical Site
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New York, New York, United States, 10032
- Completed
- Neurocrine Clinical Site
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Ohio
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Dayton, Ohio, United States, 45417
- Completed
- Neurocrine Clinical Site
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Oklahoma
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Oklahoma City, Oklahoma, United States, 73112
- Recruiting
- Neurocrine Clinical Site
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Texas
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Austin, Texas, United States, 78754
- Recruiting
- Neurocrine Clinical Site
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DeSoto, Texas, United States, 75115
- Recruiting
- Neurocrine Clinical Site
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Houston, Texas, United States, 77081
- Recruiting
- Neurocrine Clinical Site
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Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
13 years and older (Adult, Older Adult)
Accepts Healthy Volunteers
No
Description
Inclusion Criteria:
• Participants must meet all of the following inclusion criteria:
- Completed written informed consent.
- At the time of signing the informed consent, participant must be ≥18 years of age
- Medically confirmed diagnosis of schizophrenia as defined by the Diagnostic and Statistical Manual of Mental Disorders (DSM-5).
- The initial diagnosis of schizophrenia must be ≥1 year before the screening visit.
- Plasma levels for at least 1 of the participant's antipsychotic medications must be detectable by an available assay.
- The participant is treated with a stable regimen antipsychotic medication.
Must meet all of the following criteria at the screening visit and Day 1:
- PANSS total score ≥70
PANSS score of ≥4 on at least 1 of the following:
- P1 (delusions)
- P3 (hallucinations)
- P6 (suspiciousness)
- G9 (unusual thought content)
- CGI-S score ≥4
- Stable background antipsychotic medication dose between the screening visit and Day 1
- Stable PANSS total score between the screening visit and Day 1
- The participant is outpatient with stable symptomatology
- The participant must have an adult informant (for example, a family member, relative, partner, social worker, caseworker, residential facility staff, or nurse).
- Female participants of childbearing potential must agree to use contraception consistently from the screening visit until 30 days after the last dose of study drug or final study visit, whichever is longer.
- Male participants must agree to use contraception consistently from screening until 30 days after last dose of study treatment.
Exclusion Criteria:
Participants will be excluded from the study if they meet any of the following criteria:
- Pregnant or breastfeeding or plans to become pregnant during the study. This criterion must be reconfirmed prior to the first dose of study treatment on Day 1.
- Known hypersensitivity to any component of the formulation of valbenazine.
- Has history of treatment resistant schizophrenia.
- Evidence of depression as measured by a Calgary Depression Scale for Schizophrenia (CDSS) score ≥11 at the screening visit or Day 1.
- Participants with any suicidal behavior or suicidal ideation within 6 months before the screening visit or Day 1.
- Diagnosis of moderate or severe substance use disorder within the 6 months before the screening visit.
- Have a clinically significant unstable medical condition within 60 days before the screening visit in the judgement of the investigator or any laboratory value outside the normal range that is considered by the investigator to be clinically significant at the screening visit.
- Prior (within 6 months of the screening visit) or concomitant use of any VMAT2 inhibitor.
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Quadruple
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
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Placebo Comparator: Placebo
Placebo once daily.
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Oral capsules
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Experimental: Vesicular monoamine transporter 2 (VMAT2) inhibitor
Valbenazine once daily
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Oral capsules
Other Names:
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What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Time Frame |
---|---|
Change in Positive and Negative Syndrome Scale (PANSS) total score from baseline to Week 10
Time Frame: Baseline to week 10
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Baseline to week 10
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Secondary Outcome Measures
Outcome Measure |
Time Frame |
---|---|
Change in Clinical Global Impression of Severity (CGI-S) score from baseline to Week 10
Time Frame: Baseline to week 10
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Baseline to week 10
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Change in Personal and Social Performance Scale (PSP) score from baseline to Week 10
Time Frame: Baseline to week 10
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Baseline to week 10
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Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Investigators
- Study Director: Clinical Development Lead, Neurocrine Biosciences
Publications and helpful links
The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.
Helpful Links
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start (Actual)
November 29, 2021
Primary Completion (Estimated)
September 1, 2024
Study Completion (Estimated)
September 1, 2024
Study Registration Dates
First Submitted
October 26, 2021
First Submitted That Met QC Criteria
October 26, 2021
First Posted (Actual)
November 5, 2021
Study Record Updates
Last Update Posted (Actual)
April 12, 2024
Last Update Submitted That Met QC Criteria
April 10, 2024
Last Verified
April 1, 2024
More Information
Terms related to this study
Keywords
Additional Relevant MeSH Terms
Other Study ID Numbers
- NBI-98854-ATS3019
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
NO
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Yes
Studies a U.S. FDA-regulated device product
No
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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