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Study Evaluating SCA-136 in Subjects With Acute Exacerbations of Schizophrenia

A Randomized, Double-Blind, Placebo-Controlled, Olanzapine-Referenced, Parallel Group Safety, Efficacy, and Tolerability Study of SCA-136 in Subjects With Acute Exacerbations of Schizophrenia

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00265551
Enrollment
300
Registered
2005-12-14
Start date
2006-01-31
Completion date
2007-01-31
Last updated
2007-12-10

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Schizophrenia

Keywords

Schizophrenia

Brief summary

The purpose of this study is to determine whether a low dose and a high dose of the study drug SCA-136 are effective and safe in the treatment of schizophrenia requiring hospitalization.

Interventions

DRUGSCA-136 (200 mg)
DRUGSCA-136 (400 mg)
DRUGolanzapine (15 mg)
DRUGplacebo

Sponsors

Wyeth is now a wholly owned subsidiary of Pfizer
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

* Clinical diagnosis of schizophrenia * Ability to remain hospitalized for at least first 4 weeks of study * Needs hospitalization due to worsening of schizophrenia

Exclusion criteria

* Type 1 or 2 diabetes * Previous use of clozapine * Serious medical illness other than schizophrenia

Design outcomes

Primary

MeasureTime frame
Change from baseline to day 42 on the positive subscale of the SCI-PANNS

Secondary

MeasureTime frame
SCI-PANNS total score
negative symptom sub-scale score of SCI-PANNS
general psychopathology subscale score of SCI-PANNS
response rate based upon SCI-PANNS total score
Change from baseline to day 42 on:
CGI-S score
CGI-I score
Cognitive assessments scores
BPRS score

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 21, 2026