A Study of RO4917838 in Participants With Persistent, Predominant Negative Symptoms of Schizophrenia (NN25310)
A Phase III, Multi-Center, Randomized, 24 Week, Double-Blind, Parallel-Group, Placebo-Controlled Study to Evaluate Efficacy and Safety of RO4917838 in Stable Patients With Persistent, Predominant Negative Symptoms of Schizophrenia Treated With Antipsychotics Followed by a 28 Week, Double-Blind Treatment Period
Sponsor: Hoffmann-La Roche
A PHASE3 clinical study on Schizophrenia, this trial is completed. The trial is conducted by Hoffmann-La Roche and has accumulated 10 data snapshots since 2010. Psychiatric clinical trials are essential for establishing evidence-based treatment standards.
Status Flow
Change History
10 versions recorded-
Oct 2025 — Present [monthly]
Completed PHASE3
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Sep 2025 — Oct 2025 [monthly]
Completed PHASE3
-
Sep 2024 — Sep 2025 [monthly]
Completed PHASE3
-
Jul 2024 — Sep 2024 [monthly]
Completed PHASE3
-
Apr 2022 — Jul 2024 [monthly]
Completed PHASE3
▶ Show 5 earlier versions
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Jan 2021 — Apr 2022 [monthly]
Completed PHASE3
-
Jun 2018 — Jan 2021 [monthly]
Completed PHASE3
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Aug 2017 — Jun 2018 [monthly]
Completed PHASE3
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Feb 2017 — Aug 2017 [monthly]
Completed PHASE3
-
Jan 2017 — Feb 2017 [monthly]
Completed PHASE3
First recorded
Dec 2010
Trial started
Per CT.gov start date — pre-dates our first snapshot
Eligibility Summary
No eligibility information available.
Contact Information
- Hoffmann-La Roche
For direct contact, visit the study record on ClinicalTrials.gov .