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SchizophreniaPhase 3NCT02203838

Long Term Study of RBP 7000 in the Treatment of Subjects With Schizophrenia

A Phase 3 study testing RBP-7000 in people with Schizophrenia, run by Indivior Inc. at 48 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This is a Phase 3, open label study administering RBP-7000 in the treatment of patients with schizophrenia. Study will assess the long-term safety and tolerability of RBP-7000 subcutaneous (SC) injections in subjects with schizophrenia and to continue collecting clinical outcome data with RBP-7000 SC injections in… Read more about this study

Who is it for?
Ages 18 to 65 years
Conditions the study is for
Schizophrenia
What is being tested?
RBP-7000
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
500 participants
Where
48 sitesUnited States
Study dates
Jun 2014to Sep 2016
Phase
Phase 3
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • "De Novo" Patients
  • Diagnosis of schizophrenia as defined by Diagnostic and Statistical Manual, Edition 4, text revision (DSM-IV-TR) criteria
  • Total PANSS score <=70 at the time of screening (Visit 1)
  • Otherwise healthy on the basis of physical examinatIon
  • Provided written informed consent
  • "Roll-over Patients
  • Provided written consent to participate in this study
  • Be considered eligible to enroll based on End of Study (EOS) (Day 57 of Study RB-US-09-0010) assessments and the medical judgment of the investigator

Who cannot join

  • "De Novo" Patients
  • Patients taking daily oral risperidone at a dose plus/minus 6 mg/day
  • Patients taking any risperidone or 9-hydroxyrisperidone long-acting injectable formulation within 120 days of study screening (Visit 1)
  • Patients who have received a long-acting injectable antipsychotic within 120 days of screening (Visit 1)
  • Patients with evidence or history (in the past six months prior to screening) of a significant hepatic disorder that may either compromise patient safety or interfere with the safety and/or outcome evaluation of the study drug, including:
  • Acute or chronic hepatitis, including but not limited to hepatitis B or C
Show all 15Show fewer
  • Total bilirubin greater than 1.5 times the upper limit of normal (ULN), or
  • Alanine aminotransferase (ALT) or aspartate aminotransferase (AST) greater than 2 times ULN
  • Patients with a history of drug-induced leukopenia
  • Patients with other medical conditions including, but not limited to, history of heart attack (myocardial infarction) or brain injury (traumatic injury with loss of consciousness and/or cerebrovascular accident), and clinically significant low blood pressure or arrhythmias as interpreted by the primary investigator (PI) or medically qualified sub-investigator
  • Patients with epilepsy or other seizure disorders, Parkinson's disease or dementia
  • "Roll-over" Patients
  • Patients requiring an inpatient treatment setting at the end of Study RB-US-09-0010
  • Patients with an unstable medical condition developed during Study RB-US-09-0010
  • Women of childbearing potential who have a positive pregnancy test at screening (Visit 1), who are pregnant or breastfeeding, seeking pregnancy, or failing to use adequate contraceptive methods during the study

Trial locations and contacts

48 sites in 1 country.

48 sites in 1 country

United States48 sites
  • Radiant Research

    Atlanta, Georgia, 30328

  • FutureSearch Clinical Trials

    Austin, Texas, 78731

  • Community Clinical Research, Inc.

    Austin, Texas, 78754

  • Florida Clinical Research Center

    Bradenton, Florida, 34201

  • Behavioral Medical Research of Brooklyn

    Brooklyn, New York, 11241

  • Neurobehavioral Research

    Cedarhurst, New York, 11516

  • Comprehensive Clinical Development

    Cerritos, California, 90703

  • New Hope Clinical Research

    Charlotte, North Carolina, 28204

  • Uptown Research Institute

    Chicago, Illinois, 60640

  • FutureSearch Clinical Trials, L.P.

    Dallas, Texas, 75231

  • Pillar Clinical Research

    Dallas, Texas, 75243

  • iResearch Atlanta

    Decatur, Georgia, 30030

  • Synergy EPIC

    Escondido, California, 92025

  • Innovative Clinical Research

    Fort Lauderdale, Florida, 33308

  • Behavioral Research Specialists

    Glendale, California, 91206

  • Clinical Trials of America

    Hickory, North Carolina, 28601

  • Behavioral Health Hospital

    Hoffman Estates, Illinois, 60169

  • Behavioral Clinical Reserach

    Hollywood, Florida, 33021

  • Bayou City Research

    Houston, Texas, 77007

  • Comprehensive Clinical Development-Queens

    Jamaica, New York, 11432

  • Lake Charles Clinical Trials

    Lake Charles, Louisiana, 70629

  • Altea Research Institute

    Las Vegas, Nevada, 89102

  • Woodland International Research Group, Inc.

    Little Rock, Arkansas, 72211

  • Collaborative Neuroscience Network, LLC

    Long Beach, California, 90806

  • Apostle Clinical Trials

    Long Beach, California, 90813

  • Florida Clinical Research Center

    Maitland, Florida, 32751

  • CRI Lifetree - Marlton Unit

    Marlton, New Jersey, 08053-3426

  • Research Strategies of Memphis

    Memphis, Tennessee, 38119

  • Premier Clinical Resarch Institute

    Miami, Florida, 33122

  • Baber Research Group

    Naperville, Illinois, 60563

  • Keystone Clinical Studies

    Norristown, Pennsylvania, 19403

  • Research Center for Clinical Studies

    Norwalk, Connecticut, 06851

  • Pacific Research Partners

    Oakland, California, 94612

  • Excell Research

    Oceanside, California, 92056

  • Oklahoma Clinical Research Center

    Oklahoma City, Oklahoma, 73112

  • Cutting Edge Research Group

    Oklahoma City, Oklahoma, 73116

  • CRI Lifetree - Philadelphia Unit

    Philadelphia, Pennsylvania, 19139

  • CNRI-Los Angeles

    Pico Rivera, California, 90660

  • Berks Center for ClinicalResearch

    Reading, Pennsylvania, 19604

  • Alliance Research Group

    Richmond, Virginia, 23230

  • Finger Lakes Clinical Research

    Rochester, New York, 14618

  • Centerpointe Hospital

    Saint Charles, Missouri, 63304

  • CNRI-San Diego

    San Diego, California, 92102

  • Insight Clinical Trials LLC

    Shaker Heights, Ohio, 44122

  • Woodland Research Northwest, LLC

    Springdale, Arkansas, 72764

  • St. Louis Clinical Trials

    St Louis, Missouri, 63118

  • Comprehensive Clinical Development-Washington DC

    Washington D.C., District of Columbia, 20016

  • Via Christi Research

    Wichita, Kansas, 67214

Other trials in United States

About this study

Official title: An Open-Label, Long-Term Safety and Tolerability Study of RBP-7000 in the Treatment of Subjects With Schizophrenia

This is a Phase 3, open label study administering RBP-7000 in the treatment of patients with schizophrenia. Study will assess the long-term safety and tolerability of RBP-7000 subcutaneous (SC) injections in subjects with schizophrenia and to continue collecting clinical outcome data with RBP-7000 SC injections in subjects with schizophrenia using the Positive and Negative Syndrome Scale (PANSS) and Clinical Global Impression-Severity Illness (CGI-S) scale.

Read the detailed description

Patients to be screened must be diagnosed with schizophrenia with a designated score based on the PANSS, as confirmed by a State, Assessability, Face, Ecological and Rule (SAFER) interview. "De novo" patients are patients who are already receiving 3- or 4-mg oral risperidone/day and will not have to complete the "run-in" or "conversion" phases (see below) and will be assigned to receive RBP-7000 after eligibility has been confirmed. Patients who completed the double-blind, placebo-controlled, efficacy study of RBP-7000 (RB-US-09-0010, NCT02109562), conducted in patients with acute schizophrenia (referred to as "roll-over" patients) will be screened.

All patients will be assigned the 120 mg dose of RBP-7000, which is subject to a one-time down-titration to 90-mg RBP-7000 for tolerability, at the investigator's discretion. Patients receiving the 90-mg dose of RBP-7000 who exhibit a worsening in psychiatric symptoms, confirmed by a total PANSS score >70 or a 20% increase in the PANSS score from the previous assessment at the 120-mg dose level (before the dose was decreased to 90 mg), can receive a one-time, up-titration back to 120-mg RBP-7000 at the discretion of the investigator.

"De novo" patients entering into the study are those patients who did not participate in study RB-US-09-0010 (NCT02109562) and are allocated into three groups with different pre-study procedures to prepare for the treatment period:

  • "Run-in" patients are patients who are not already receiving oral risperidone (as no other antipsychotic medications are allowed during study participation) and will begin a 14-day run-in period by titrating up to a dose of 3 or 4 mg oral risperidone/day before the first injection of RBP-7000.
  • "Conversion" patients are patients who are receiving oral risperidone doses other than 3 or 4mg/day and will begin a 7-day conversion period to achieve an oral risperidone dose level of 3 or 4-mg before the first injection of RBP-7000, only if clinically indicated.
  • De novo patients taking an oral risperidone dose of 3 or 4 mg/day prestudy will (once screened/enrolled) receive the first injection of RBP-7000.

"Roll-over" patients entering into the study are patients who completed 56 days of double-blind treatment in Study RB-US-09-0010. These patients will be eligible to enter the current study provided that continuation of treatment is clinically warranted, as judged by the investigator, and that there have been no significant protocol deviations or clinically relevant adverse events (AEs) that would preclude inclusion in this study. Roll-over patients will not undergo the complete screening process and will not require either a run-in or conversion period with oral risperidone. On Day 1 of the open-label study (which is Day 57 of Study RB-US-09-0010), patients will receive their first injection (120 mg) of open label RBP-7000.

Conditions
Schizophrenia
Being tested
RBP-7000
Keywords
Schizophrenia, Schizophrenic, Schizophrenias, Risperidone, Long-acting Risperidone, Atrigel, Subcutaneous
Medical subject headings
Schizophrenia

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • RBP-7000Drug

    Also called Risperidone, Long-acting Risperidone

    120-mg RBP-7000 dose delivered by subcutaneous injection every 28 days for a total of 13 injections (for roll-over participants, the first two injections took place under study RB-US-09-0010).

    A one-time down-titration to 90 mg RBP-7000 is permitted at the investigator's discretion should the participant have tolerability issues. Participants who received the 90-mg dose of RBP-7000 and exhibited a worsening in psychiatric symptoms could receive a one-time up-titration back to 120 mg RBP-7000 at the discretion of the investigator.

    RBP-7000 is a combination of the ATRIGEL Delivery System and risperidone. The ATRIGEL Delivery System allows for sustained-release of risperidone in a controlled manner.

Study groups in NCT02203838
Study groupRoleWhat they receive
RBP-7000 - 120-mg doseExperimentalRBP-7000 120-mg subcutaneous (SC) injections every 28 days for 13 doses as open-label therapy. Patients enter the study as 'roll-over' patients from study RB-US-09-0010, or de novo patients. Pre-study procedures vary for de novo patients depending on previous therapy.
Receives: Drug: RBP-7000

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Participants With Treatment-Emergent Adverse Events (TEAE)

    An adverse event (AE) is defined as any study-related event that represents a change (positive or negative) in frequency or severity from a baseline (prestudy) event (if any), regardless of the presence of causal relationship or medical significance. Treatment-emergent adverse events are defined as any adverse event with a start date on or after the first study dose date. AEs are determined by the Investigator to be related or not related to the study drug.

    A serious AE (SAE) is defined by federal regulation as any AE occurring at any dose that results in any of the following outcomes: death, life-threatening AE, hospitalization or prolongation of existing hospitalization, a persistent or significant disability/incapacity, or a congenital anomaly/birth defect. Although a subject may have had 2 or more adverse experiences the subject is counted only once in a category. The same subject may appear in different categories.

    Measured: Day 1 up to week 52

  2. Participants With Injection Site-Related Treatment-Emergent Adverse Events (TEAEs)

    An adverse event (AE) is defined as any study-related event that represents a change (positive or negative) in frequency or severity from a baseline (prestudy) event (if any), regardless of the presence of causal relationship or medical significance. Treatment-emergent adverse events are defined as any adverse event with a start date on or after the first study dose date.

    Adverse events were coded using MedDRA version 17.0. Preferred terms linked to injection site AEs are reported. Although a participant may have had 2 or more AEs, the subject is counted only once in each preferred term category. The same subject may appear in different preferred term categories.

    Measured: Day 1 up to week 52

  3. Participants With Markedly Abnormal Weight Gain Anytime During the Study as Compared to Baseline

    Participants who were found to have gain >=7% and >=10% of their baseline weight at any point during the study (including unscheduled assessments) once treatment began.

    Measured: Baseline (Day 0), Treatment (Day 1 up to Week 52)

Secondary outcomes (3)
  1. Change From Baseline in Positive and Negative Syndrome Scale (PANSS) Total Score to Days 29, 169 and End of Study

    The PANSS is a 30-item scale designed to assess various symptoms of schizophrenia including delusions, grandiosity, blunted affect, poor judgement, poor attention, and poor impulse control. The 30 symptoms are rated on a 7-point scale that ranges from 1 (absent) to 7 (extreme psychopathology). The PANSS total score is the sum of all 30 PANSS items and ranges from 30 to 210, with 30 indicating absence of symptoms of schizophrenia and 210 indicating extreme ratings of all 30 symptoms. Negative change from baseline scores indicate improvements in symptoms.

    Measured: Baseline (Day 0), Day 29, Day 169 and End of Study (approximately Week 52)

  2. Change From Baseline in Positive and Negative Syndrome Scale (PANSS) Subscale Scores to End of Study

    PANSS subscales:

    • Positive scale assesses 7 items: delusions, conceptual disorganization, hallucinations, excitement, grandiosity, suspiciousness/persecution, and hostility. Scale: 7 (absent) to 49 (extreme psychopathology)
    • Negative scale assesses 7 items: blunted affect, emotional withdrawal, poor rapport, passive/apathetic social withdrawal, difficulty in abstract thinking, lack of spontaneity and flow of conversation, and stereotyped thinking. Scale: 7 (absent) to 49 (extreme psychopathology)
    • General Psychopathology scale assesses 16 items: somatic concern, anxiety, guilt feelings, tension, mannerisms and posturing, depression, motor retardation, uncooperativeness, unusual thought content, disorientation, poor attention, lack of judgment and insight, disturbance of volition, poor impulse control, preoccupation, and active social avoidance. Scale: 16 (absent) to 112 (extreme psychopathology) Negative change from baseline scores indicate improvements.

    Measured: Baseline (Day 0), End of Study (approximately Week 52)

  3. Change From Baseline in Clinical Global Impression - Severity Scores (CGI-S) to Days 29, 169 and End of Study

    The CGI-S rating scale is a 7-point global assessment that measures the clinician's impression of the severity of illness exhibited by a participant. A rating of 1 is equivalent to "Normal, not at all ill" and a rating of 7 is equivalent to "Among the most extremely ill participants". Negative change from baseline scores indicate improvement in the severity of illness.

    Measured: Baseline (Day 0), Baseline (Day 0), Day 29, Day 169 and End of Study (approximately Week 52)

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted30 Jul 2014 (estimated)
  2. Study startJun 2014
  3. Primary completionSep 2016
  4. Study completionSep 2016

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
500 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02203838
Sponsor's protocol ID
RB-US-13-0005
Status last verified
Aug 2018
First submitted
28 Jul 2014
Last updated
28 Sep 2018
Data monitoring committee
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing RBP-7000 in people with Schizophrenia, run by Indivior Inc. at 48 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 15 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 28 Sep 2018. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 48 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 28 Sep 2018). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Participants With Treatment-Emergent Adverse Events (TEAE) (time frame: Day 1 up to week 52). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 28 Sep 2018.

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