trial

Clozapine Versus Chlorpromazine for Treatment-Unresponsive Schizophrenia

NCTId NCT00169039
as of 2026-07-01
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at a glance
Phase 4 · Terminated
Enrollment 66
Sponsored by Harvard Medical School (HMS and HSDM)
Synthesized from structured facts only — each point cited above.

Design & status

Phase
Phase 4
Status
Terminated
Enrollment
66
Study type
Interventional
Allocation
Randomized
Model
Parallel
Masking
Double
Start
1994-12
Primary completion
—
Eligibility
ALL · 19 Years · 60 Years

Interventions & indications

Drugs
ClozapineChlorpromazine

Sponsors

Harvard Medical School (HMS and HSDM)Lead Sponsor
National Institute of Mental Health (NIMH)Collaborator
Dartmouth-Hitchcock Medical CenterCollaborator
Commonwealth Research Center, MassachusettsCollaborator
Novartis PharmaceuticalsCollaborator

Investigators

1
Alan I. Green, MDPrincipal Investigator

Sites

1 total
Jamaica Plain, United States

Facts & assertions

3 sourced
Enrollment
66
Phase
PHASE4
Status
TERMINATED
relationships
The graph out of here
drug
Clozapine
drug
Chlorpromazine
drug
lead_sponsor
Harvard Medical School (HMS and HSDM)
company
collaborator
National Institute of Mental Health (NIMH)
company
Dartmouth-Hitchcock Medical Center
company
indication
Schizophrenia
indication
Schizophrenia
indication
investigator
Alan I. Green, MD
person