Please note that the copy function is not enabled for this field.
If you wish to
modify
existing outcomes, please copy and paste the current outcome text into the Update field.
LOGIN
CREATE ACCOUNT
LOGIN
CREATE ACCOUNT
MY TRIALS
REGISTER TRIAL
FAQs
HINTS AND TIPS
DEFINITIONS
Trial Review
The ANZCTR website will be unavailable from 1pm until 3pm (AEDT) on Wednesday the 30th of October for website maintenance. Please be sure to log out of the system in order to avoid any loss of data.
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been endorsed by the ANZCTR. Before participating in a study, talk to your health care provider and refer to this
information for consumers
Download to PDF
Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT01235520
Registration number
NCT01235520
Ethics application status
Date submitted
22/10/2010
Date registered
5/11/2010
Date last updated
2/06/2015
Titles & IDs
Public title
A Study of RO4917838 in Patients With Sub-optimally Controlled Symptoms of Schizophrenia (NN25307)
Query!
Scientific title
Phase III, Multi-center, Randomized, 12-week, Double-blind, Parallel-group, Placebo-controlled Study to Evaluate the Efficacy and Safety of RO4917838 in Patients With Sub-optimally Controlled Symptoms of Schizophrenia Treated With Antipsychotics Followed by a 40-week Double-blind, Parallel-group, Placebo-controlled Treatment Period.
Query!
Secondary ID [1]
0
0
2010-020696-23
Query!
Secondary ID [2]
0
0
NN25307
Query!
Universal Trial Number (UTN)
Query!
Trial acronym
Query!
Linked study record
Query!
Health condition
Health condition(s) or problem(s) studied:
Schizophrenia
0
0
Query!
Condition category
Condition code
Mental Health
0
0
0
0
Query!
Schizophrenia
Query!
Intervention/exposure
Study type
Interventional
Query!
Description of intervention(s) / exposure
Treatment: Drugs - Placebo
Treatment: Drugs - RO4917838
Treatment: Drugs - RO4917838
Experimental: 1 -
Experimental: 2 -
Placebo comparator: 3 -
Treatment: Drugs: Placebo
Oral doses, once a day for 52 weeks
Treatment: Drugs: RO4917838
Oral dose level 1, once a day for 52 weeks
Treatment: Drugs: RO4917838
Oral dose level 2, once a day for 52 weeks
Query!
Intervention code [1]
0
0
Treatment: Drugs
Query!
Comparator / control treatment
Query!
Control group
Query!
Outcomes
Primary outcome [1]
0
0
Positive symptoms factor score assessed by Positive and Negative Syndrome Scale (PANSS)
Query!
Assessment method [1]
0
0
Query!
Timepoint [1]
0
0
Change from baseline to Week 12
Query!
Primary outcome [2]
0
0
Safety (incidence of adverse events)
Query!
Assessment method [2]
0
0
Query!
Timepoint [2]
0
0
Week 12
Query!
Secondary outcome [1]
0
0
Symptom domains of schizophrenia using Positive and Negative Syndrome Scale (PANSS)
Query!
Assessment method [1]
0
0
Query!
Timepoint [1]
0
0
Change from baseline to Week 12
Query!
Secondary outcome [2]
0
0
Disease improvement on Clinical Global Impression - Improvement (CGI-I) symptoms scale
Query!
Assessment method [2]
0
0
Query!
Timepoint [2]
0
0
Change from baseline to Week 12
Query!
Secondary outcome [3]
0
0
Disease severity on Clinical Global Impression - Severity (CGI-S) symptoms scale
Query!
Assessment method [3]
0
0
Query!
Timepoint [3]
0
0
Change from baseline to Week 12
Query!
Secondary outcome [4]
0
0
Safety (incidence of adverse events)
Query!
Assessment method [4]
0
0
Query!
Timepoint [4]
0
0
60 weeks
Query!
Eligibility
Key inclusion criteria
* Adult patients, >/= 18 years of age
* Diagnosis of schizophrenia
* Clinical stability for 16 weeks (4 months) prior to randomization
* Antipsychotic treatment stability for the past 12 weeks prior to randomization
* With the exception of clozapine, patients are on any of the available marketed atypical or typical antipsychotic (treatment with a maximum of two antipsychotics)
Query!
Minimum age
18
Years
Query!
Query!
Maximum age
No limit
Query!
Query!
Sex
Both males and females
Query!
Can healthy volunteers participate?
No
Query!
Key exclusion criteria
* Has treatment resistant schizophrenia as judged by the treating physician OR have failed two trials
* Evidence that patient has clinically significant uncontrolled or unstable medical disorder (e.g. cardiovascular, renal hepatic, gastrointestinal, hematologic, immunological, neurological, endocrine, metabolic or pulmonary disease)
* Patient has a body mass index (BMI) of <17 or >40 kg/m2, respectively
* Diagnosis of mental retardation or severe organic brain syndromes
* In the investigator's judgment, a significant risk of suicide or violent behavior
Query!
Study design
Purpose of the study
Treatment
Query!
Allocation to intervention
Randomised controlled trial
Query!
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Query!
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Query!
Masking / blinding
Blinded (masking used)
Query!
Who is / are masked / blinded?
The people receiving the treatment/s
The people analysing the results/data
Query!
Query!
Query!
Query!
Intervention assignment
Parallel
Query!
Other design features
Query!
Phase
Phase 3
Query!
Type of endpoint/s
Query!
Statistical methods / analysis
Query!
Recruitment
Recruitment status
Completed
Query!
Data analysis
Query!
Reason for early stopping/withdrawal
Query!
Other reasons
Query!
Date of first participant enrolment
Anticipated
Query!
Actual
1/01/2011
Query!
Date of last participant enrolment
Anticipated
Query!
Actual
Query!
Date of last data collection
Anticipated
Query!
Actual
1/07/2014
Query!
Sample size
Target
Query!
Accrual to date
Query!
Final
595
Query!
Recruitment in Australia
Recruitment state(s)
NSW,VIC
Query!
Recruitment hospital [1]
0
0
- Westmead
Query!
Recruitment hospital [2]
0
0
- Clayton
Query!
Recruitment hospital [3]
0
0
- Frankston
Query!
Recruitment hospital [4]
0
0
- Melbourne
Query!
Recruitment postcode(s) [1]
0
0
2145 - Westmead
Query!
Recruitment postcode(s) [2]
0
0
3168 - Clayton
Query!
Recruitment postcode(s) [3]
0
0
3199 - Frankston
Query!
Recruitment postcode(s) [4]
0
0
3004 - Melbourne
Query!
Recruitment outside Australia
Country [1]
0
0
United States of America
Query!
State/province [1]
0
0
Arkansas
Query!
Country [2]
0
0
United States of America
Query!
State/province [2]
0
0
California
Query!
Country [3]
0
0
United States of America
Query!
State/province [3]
0
0
Florida
Query!
Country [4]
0
0
United States of America
Query!
State/province [4]
0
0
Georgia
Query!
Country [5]
0
0
United States of America
Query!
State/province [5]
0
0
Illinois
Query!
Country [6]
0
0
United States of America
Query!
State/province [6]
0
0
Iowa
Query!
Country [7]
0
0
United States of America
Query!
State/province [7]
0
0
Maryland
Query!
Country [8]
0
0
United States of America
Query!
State/province [8]
0
0
Nevada
Query!
Country [9]
0
0
United States of America
Query!
State/province [9]
0
0
New Jersey
Query!
Country [10]
0
0
United States of America
Query!
State/province [10]
0
0
New Mexico
Query!
Country [11]
0
0
United States of America
Query!
State/province [11]
0
0
New York
Query!
Country [12]
0
0
United States of America
Query!
State/province [12]
0
0
North Carolina
Query!
Country [13]
0
0
United States of America
Query!
State/province [13]
0
0
Ohio
Query!
Country [14]
0
0
United States of America
Query!
State/province [14]
0
0
Pennsylvania
Query!
Country [15]
0
0
United States of America
Query!
State/province [15]
0
0
Texas
Query!
Country [16]
0
0
United States of America
Query!
State/province [16]
0
0
Washington
Query!
Country [17]
0
0
Argentina
Query!
State/province [17]
0
0
Buenos Aires
Query!
Country [18]
0
0
Argentina
Query!
State/province [18]
0
0
Ciudad Autonoma Bs As
Query!
Country [19]
0
0
Argentina
Query!
State/province [19]
0
0
Ciudad de Mendoza
Query!
Country [20]
0
0
Argentina
Query!
State/province [20]
0
0
Cordoba
Query!
Country [21]
0
0
Argentina
Query!
State/province [21]
0
0
La Plata
Query!
Country [22]
0
0
Argentina
Query!
State/province [22]
0
0
Mendoza
Query!
Country [23]
0
0
Argentina
Query!
State/province [23]
0
0
Rosario
Query!
Country [24]
0
0
Argentina
Query!
State/province [24]
0
0
Santiago del Estero
Query!
Country [25]
0
0
Colombia
Query!
State/province [25]
0
0
Barranquilla
Query!
Country [26]
0
0
Colombia
Query!
State/province [26]
0
0
Bello
Query!
Country [27]
0
0
Colombia
Query!
State/province [27]
0
0
Bogota
Query!
Country [28]
0
0
Finland
Query!
State/province [28]
0
0
Helsinki
Query!
Country [29]
0
0
Finland
Query!
State/province [29]
0
0
Kuopio
Query!
Country [30]
0
0
France
Query!
State/province [30]
0
0
Clermont-ferrand
Query!
Country [31]
0
0
France
Query!
State/province [31]
0
0
Dole
Query!
Country [32]
0
0
France
Query!
State/province [32]
0
0
Elancourt
Query!
Country [33]
0
0
France
Query!
State/province [33]
0
0
Marseille
Query!
Country [34]
0
0
France
Query!
State/province [34]
0
0
Strasbourg
Query!
Country [35]
0
0
France
Query!
State/province [35]
0
0
Toulon
Query!
Country [36]
0
0
Hungary
Query!
State/province [36]
0
0
Balassagyarmat
Query!
Country [37]
0
0
Hungary
Query!
State/province [37]
0
0
Budapest
Query!
Country [38]
0
0
Hungary
Query!
State/province [38]
0
0
Gyor
Query!
Country [39]
0
0
Hungary
Query!
State/province [39]
0
0
Gyula
Query!
Country [40]
0
0
India
Query!
State/province [40]
0
0
Ahmedabad
Query!
Country [41]
0
0
India
Query!
State/province [41]
0
0
Bangalore
Query!
Country [42]
0
0
India
Query!
State/province [42]
0
0
Jaipur
Query!
Country [43]
0
0
India
Query!
State/province [43]
0
0
Kalyan
Query!
Country [44]
0
0
India
Query!
State/province [44]
0
0
Mangalore
Query!
Country [45]
0
0
India
Query!
State/province [45]
0
0
Nashik
Query!
Country [46]
0
0
India
Query!
State/province [46]
0
0
Pune
Query!
Country [47]
0
0
India
Query!
State/province [47]
0
0
Vadodara
Query!
Country [48]
0
0
Korea, Republic of
Query!
State/province [48]
0
0
Busan
Query!
Country [49]
0
0
Korea, Republic of
Query!
State/province [49]
0
0
Gwangju
Query!
Country [50]
0
0
Korea, Republic of
Query!
State/province [50]
0
0
Gyeonggi-do
Query!
Country [51]
0
0
Korea, Republic of
Query!
State/province [51]
0
0
Incheon
Query!
Country [52]
0
0
Korea, Republic of
Query!
State/province [52]
0
0
Jeollabuk-do
Query!
Country [53]
0
0
Korea, Republic of
Query!
State/province [53]
0
0
Seoul
Query!
Country [54]
0
0
Mexico
Query!
State/province [54]
0
0
Mexico
Query!
Country [55]
0
0
Mexico
Query!
State/province [55]
0
0
Monterrey
Query!
Country [56]
0
0
Mexico
Query!
State/province [56]
0
0
San Luis Potosi
Query!
Country [57]
0
0
Romania
Query!
State/province [57]
0
0
Arad
Query!
Country [58]
0
0
Romania
Query!
State/province [58]
0
0
Bucuresti
Query!
Country [59]
0
0
Romania
Query!
State/province [59]
0
0
Cluj-Napoca
Query!
Country [60]
0
0
Romania
Query!
State/province [60]
0
0
Lasi
Query!
Country [61]
0
0
Romania
Query!
State/province [61]
0
0
Oradea
Query!
Country [62]
0
0
Romania
Query!
State/province [62]
0
0
Sibiu
Query!
Country [63]
0
0
Romania
Query!
State/province [63]
0
0
Targouiste
Query!
Country [64]
0
0
Russian Federation
Query!
State/province [64]
0
0
Kemerovo
Query!
Country [65]
0
0
Russian Federation
Query!
State/province [65]
0
0
Lipetsk
Query!
Country [66]
0
0
Russian Federation
Query!
State/province [66]
0
0
Moscow Region
Query!
Country [67]
0
0
Russian Federation
Query!
State/province [67]
0
0
Moscow
Query!
Country [68]
0
0
Russian Federation
Query!
State/province [68]
0
0
Nizhny Novgorod
Query!
Country [69]
0
0
Russian Federation
Query!
State/province [69]
0
0
Saint Petersburg
Query!
Country [70]
0
0
Russian Federation
Query!
State/province [70]
0
0
Samara
Query!
Country [71]
0
0
Russian Federation
Query!
State/province [71]
0
0
Sartatov
Query!
Country [72]
0
0
Russian Federation
Query!
State/province [72]
0
0
St Petersbourg
Query!
Country [73]
0
0
Russian Federation
Query!
State/province [73]
0
0
St Petersburg
Query!
Country [74]
0
0
Russian Federation
Query!
State/province [74]
0
0
St. Petersburg
Query!
Country [75]
0
0
Russian Federation
Query!
State/province [75]
0
0
Talagi
Query!
Country [76]
0
0
Russian Federation
Query!
State/province [76]
0
0
Tomsk
Query!
Country [77]
0
0
Sweden
Query!
State/province [77]
0
0
Malmö
Query!
Country [78]
0
0
Sweden
Query!
State/province [78]
0
0
Stockholm
Query!
Country [79]
0
0
Sweden
Query!
State/province [79]
0
0
Uppsala
Query!
Country [80]
0
0
United Kingdom
Query!
State/province [80]
0
0
Edinburgh
Query!
Country [81]
0
0
United Kingdom
Query!
State/province [81]
0
0
London
Query!
Country [82]
0
0
United Kingdom
Query!
State/province [82]
0
0
Oxford
Query!
Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Query!
Name
Hoffmann-La Roche
Query!
Address
Query!
Country
Query!
Ethics approval
Ethics application status
Query!
Summary
Brief summary
This randomized, multi-center, double-blind, parallel-group, placebo-controlled study will evaluate the efficacy and safety of RO4917838 in patients with sub-optimally controlled symptoms of schizophrenia. Patients, on stable treatment with antipsychotics, will be randomized to receive daily oral doses of RO4917838 or matching placebo for 52 weeks, followed by an optional treatment extension for up to 3 years.
Query!
Trial website
https://clinicaltrials.gov/study/NCT01235520
Query!
Trial related presentations / publications
Bugarski-Kirola D, Iwata N, Sameljak S, Reid C, Blaettler T, Millar L, Marques TR, Garibaldi G, Kapur S. Efficacy and safety of adjunctive bitopertin versus placebo in patients with suboptimally controlled symptoms of schizophrenia treated with antipsychotics: results from three phase 3, randomised, double-blind, parallel-group, placebo-controlled, multicentre studies in the SearchLyte clinical trial programme. Lancet Psychiatry. 2016 Dec;3(12):1115-1128. doi: 10.1016/S2215-0366(16)30344-3. Epub 2016 Nov 2.
Query!
Public notes
Query!
Contacts
Principal investigator
Name
0
0
Clinical Trials
Query!
Address
0
0
Hoffmann-La Roche
Query!
Country
0
0
Query!
Phone
0
0
Query!
Fax
0
0
Query!
Email
0
0
Query!
Contact person for public queries
Name
0
0
Query!
Address
0
0
Query!
Country
0
0
Query!
Phone
0
0
Query!
Fax
0
0
Query!
Email
0
0
Query!
Contact person for scientific queries
No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT01235520
Download to PDF