The Potential for Clinical Dependence and Withdrawal Symptoms Associated With Valbenazine

NCT ID: NCT03698331

Last Updated: 2020-06-04

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE4

Total Enrollment

89 participants

Study Classification

INTERVENTIONAL

Study Start Date

2018-09-14

Study Completion Date

2019-04-03

Brief Summary

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This is a Phase 4, randomized, double-blind, placebo-controlled study to evaluate the potential for clinical dependence and withdrawal symptoms associated with valbenazine.

Detailed Description

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Conditions

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Tardive Dyskinesia (TD)

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Caregivers Investigators

Study Groups

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Valbenazine

Valbenazine or placebo oral capsules administered once daily for 7 weeks.

Group Type EXPERIMENTAL

Valbenazine

Intervention Type DRUG

vesicular monoamine transporter 2 (VMAT2) inhibitor

Placebo oral capsule

Intervention Type DRUG

non-active dosage form

Placebo

Placebo oral capsules administered once daily for 7 weeks.

Group Type PLACEBO_COMPARATOR

Placebo oral capsule

Intervention Type DRUG

non-active dosage form

Interventions

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Valbenazine

vesicular monoamine transporter 2 (VMAT2) inhibitor

Intervention Type DRUG

Placebo oral capsule

non-active dosage form

Intervention Type DRUG

Other Intervention Names

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Ingrezza, NBI-98854

Eligibility Criteria

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Inclusion Criteria

1. Subjects of childbearing potential must agree to use hormonal or two forms of nonhormonal contraception (dual contraception) consistently during the screening, treatment, and follow-up periods of the study.
2. Have one of the following clinical diagnoses for at least 3 months before screening: Schizophrenia, Schizoaffective Disorder, or Mood Disorder
3. Have a clinical diagnosis of neuroleptic-induced TD for at least 3 months before screening.
4. Be on stable doses if using maintenance medication(s) for schizophrenia or schizoaffective disorder, or mood disorder. Subjects with bipolar disorder must be on stable doses of a mood stabilizer.
5. Be in general good health.
6. Have adequate hearing, vision, and language skills to perform the procedures specified in the protocol.

Exclusion Criteria

1. Have an active, clinically significant unstable medical condition within 1 month before screening.
2. Have a known history of substance (drug) dependence, or substance or alcohol abuse.
3. Have a significant risk of suicidal or violent behavior.
4. Have a known history of neuroleptic malignant syndrome.
5. Have a known history of long QT syndrome or cardiac arrhythmia.
6. Have a cancer diagnosis within 3 years prior to screening (some exceptions allowed).
7. Have ever taken valbenazine (INGREZZA or NBI-98854) or participated in a valbenazine clinical study.
8. Have received an investigational drug within 30 days before screening or plan to use an investigational drug (other than NBI-98854) during the study.
9. Have a blood loss ≥550 mL or donated blood within 30 days prior to Baseline.
10. Have an allergy, hypersensitivity, or intolerance to VMAT2 inhibitors (eg, tetrabenazine, deutetrabenazine).
11. Are currently pregnant or breastfeeding.
12. Have HIV or hepatitis B.
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Neurocrine Biosciences

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Chief Medical Officer

Role: STUDY_DIRECTOR

Chief Medical Officer

Locations

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Neurocrine Clinical Site

Anaheim, California, United States

Site Status

Neurocrine Clinical Site

Glendale, California, United States

Site Status

Neurocrine Clinical Site

Norwalk, California, United States

Site Status

Neurocrine Clinical Site

Oceanside, California, United States

Site Status

Neurocrine Clinical Site

San Bernardino, California, United States

Site Status

Neurocrine Clinical Site

Hialeah, Florida, United States

Site Status

Neurocrine Clinical Site

Hialeah, Florida, United States

Site Status

Neurocrine Clinical Site

Hialeah, Florida, United States

Site Status

Neurocrine Clinical Site

Honolulu, Hawaii, United States

Site Status

Neurocrine Clinical Site

Fort Wayne, Indiana, United States

Site Status

Neurocrine Clinical Site

Ann Arbor, Michigan, United States

Site Status

Neurocrine Clinical Site

Beechwood, Ohio, United States

Site Status

Neurocrine Clinical Site

Oklahoma City, Oklahoma, United States

Site Status

Neurocrine Clinical Site

Scranton, Pennsylvania, United States

Site Status

Neurocrine Clinical Site

DeSoto, Texas, United States

Site Status

Neurocrine Clinical Site

Irving, Texas, United States

Site Status

Neurocrine Clinical Site

San Juan, , Puerto Rico

Site Status

Countries

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United States Puerto Rico

Provided Documents

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Document Type: Statistical Analysis Plan

View Document

Document Type: Study Protocol

View Document

Other Identifiers

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NBI-98854-TD4001

Identifier Type: -

Identifier Source: org_study_id

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