trial

Effects of Ketamine and Risperidone on Cognition

NCTId NCT01140620
as of 2026-07-01
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at a glance
Phase 4 · Completed
Enrollment 87 (actual)
Sponsored by University of Manchester
Primary completion 2010-11
Synthesized from structured facts only — each point cited above.

Design & status

Phase
Phase 4
Status
Completed
Enrollment
87 (actual)
Study type
Interventional
Allocation
Randomized
Model
Parallel
Masking
Quadruple
Start
2010-06
Primary completion
2010-11
Eligibility
ALL · 18 Years · 45 Years

Interventions & indications

Drugs
KetamineRisperidone

Sponsors

University of ManchesterLead Sponsor
Cardiff UniversityCollaborator
King's College LondonCollaborator
P1vital Products LTD.Collaborator

Investigators

1
Bill Deakin, ProfessorPrincipal Investigator

Sites

3 total
London, United KingdomManchester, United KingdomCardiff, United Kingdom

Facts & assertions

4 sourced
Enrollment
87
Phase
PHASE4
Primary Completion Date
2010-11
Status
COMPLETED
relationships
The graph out of here
drug
Ketamine
drug
Risperidone
drug
lead_sponsor
University of Manchester
company
collaborator
Cardiff University
company
King's College London
company
indication
Schizophrenia
indication
Schizophrenia
indication
Healthy Volunteers
indication
investigator
Bill Deakin, Professor
person