Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 17, 2026, 6:54 AM EDT

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Showing 1–24 of 30 matching trials from the live ClinicalTrials.gov search.
Conditions
Tardive Dyskinesia
Interventions
NBI-98854, Placebo
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
11
States / cities
Little Rock, Arkansas • National City, California • San Diego, California + 6 more
Conditions
Tourette Syndrome
Interventions
Valbenazine
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
6 Years to 18 Years
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
36
States / cities
Sun City, Arizona • Anaheim, California • San Diego, California + 31 more
Conditions
Tardive Dyskinesia
Interventions
NBI-98854, Placebo
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 85 Years
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
48
States / cities
Little Rock, Arkansas • Anaheim, California • Glendale, California + 45 more
Conditions
Tourette Syndrome
Interventions
NBI-98854, Placebo
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
6 Years to 17 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
44
States / cities
Sun City, Arizona • Springdale, Arkansas • Long Beach, California + 41 more
Conditions
Tourette Syndrome
Interventions
Valbenazine, Placebo oral capsule
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
6 Years to 17 Years
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
34
States / cities
Sun City, Arizona • Rogers, Arkansas • Anaheim, California + 27 more
Conditions
Tardive Dyskinesia (TD)
Interventions
Valbenazine, Placebo oral capsule
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
16
States / cities
Anaheim, California • Glendale, California • Norwalk, California + 11 more
Conditions
Cervical Dystonia
Interventions
Ingrezza Pill
Drug
Lead sponsor
The Orthopedic Foundation
Other
Eligibility
18 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
New Albany, Ohio
Conditions
Safety, Tolerability, and PK of NBI-98854 in Hepatically Impaired Subjects
Interventions
NBI-98854 50 mg capsule
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
3
States / cities
Lakewood, Colorado • Orlando, Florida • Minneapolis, Minnesota
Conditions
Schizophrenia
Interventions
Valbenazine, Placebo
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
13 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
3
States / cities
San Jose, California • Coral Gables, Florida • Atlanta, Georgia
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder, Major Depressive Disorder, Tardive Dyskinesia
Interventions
Valbenazine
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
19
States / cities
Bryant, Arkansas • Chino, California • Fresno, California + 16 more
Conditions
Tardive Dyskinesia
Interventions
Valbenazine
Drug
Lead sponsor
Yale University
Other
Eligibility
26 Years to 84 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Chorea, Huntington
Interventions
Valbenazine, Placebo
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 75 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
42
States / cities
Birmingham, Alabama • Little Rock, Arkansas • La Jolla, California + 37 more
Conditions
Cervical Dystonia
Interventions
Valbenazine, Placebo
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Schizophrenia
Interventions
Placebo, Valbenazine
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years and older
Enrollment
442 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
50
States / cities
Phoenix, Arizona • Rogers, Arkansas • Anaheim, California + 39 more
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder, Major Depressive Disorder, Tardive Dyskinesia
Interventions
Valbenazine
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
18
States / cities
Bryant, Arkansas • Anaheim, California • Orange, California + 15 more
Conditions
Tardive Dyskinesia, Intellectual Disability, Developmental Disabilities
Interventions
Valbenazine Oral Capsule
Drug
Lead sponsor
Stephen Ruedrich
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Tardive Dyskinesia (TD)
Interventions
Valbenazine, Placebo oral capsule
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 85 Years
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
42
States / cities
Little Rock, Arkansas • Anaheim, California • Costa Mesa, California + 35 more
Conditions
Effect of Ketoconazole on the PK of NBI-98854 in Healthy Subjects
Interventions
NBI-98854 50 mg capsule once daily, Ketoconazole 400 mg (200 mg twice daily)
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 40 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Tempe, Arizona
Conditions
Chorea, Huntington
Interventions
Valbenazine
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 75 Years
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
31
States / cities
Birmingham, Alabama • Little Rock, Arkansas • La Jolla, California + 27 more
Conditions
Tourette Syndrome
Interventions
NBI-98854
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
6 Years to 18 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
9
States / cities
Anaheim, California • San Diego, California • Gulf Breeze, Florida + 6 more
Conditions
Tardive Dyskinesia
Interventions
Valbenazine
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 85 Years
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
27
States / cities
Anaheim, California • National City, California • Norwalk, California + 24 more
Conditions
Dyskinesia, Cerebral Palsy
Interventions
Placebo, Valbenazine
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
6 Years to 70 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
19
States / cities
San Diego, California • Aurora, Colorado • Stamford, Connecticut + 16 more
Conditions
Tourette Syndrome
Interventions
Valbenazine
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
6 Years to 64 Years
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
13
States / cities
Sun City, Arizona • San Diego, California • Loxahatchee Groves, Florida + 10 more
Conditions
Tourette Syndrome
Interventions
NBI-98854, Placebo
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 64 Years
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
30
States / cities
Long Beach, California • National City, California • San Bernardino, California + 27 more