Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 2, 2026, 10:32 PM EDT

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Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
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Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
RO6889450, Placebo
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 55 Years
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
28
States / cities
Bellflower, California • Garden Grove, California • Glendale, California + 23 more
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
RO6889450, Placebo, Risperidone
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 45 Years
Enrollment
287 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
24
States / cities
Little Rock, Arkansas • Bellflower, California • Culver City, California + 20 more
Conditions
Schizophrenia
Interventions
Ralmitaront, Radiolabeled PET tracer [18F]-DOPA, Placebo
Drug · Other
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
4
States / cities
Glendale, California • Torrance, California • Gaithersburg, Maryland + 1 more