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Clinical Trial Summary

The study will consist of a 24-week-long trial examining outcomes in patients with Major Depressive Disorder and suicidal ideation who will receive intravenous (IV) ketamine and intranasal (IN) esketamine, compared to a large sample of matched historical controls. Patients will be recruited from an inpatient psychiatric unit. Eligible patients who provided informed consent will be enrolled in the study that will include a eight IV ketamine treatments, 13 esketamine treatment visits, seven long assessment visits, five short assessment visits, and daily surveys. The study will examine the feasibility, tolerability, and efficacy of repeated IV ketamine followed by esketamine, as well as predictors of treatment response.


Clinical Trial Description

n/a


Study Design


Related Conditions & MeSH terms


NCT number NCT05450432
Study type Interventional
Source Massachusetts General Hospital
Contact Cristina Cusin, MD
Phone 617-724-5510
Email mghketamineclinic@mgh.harvard.edu
Status Recruiting
Phase Phase 4
Start date October 13, 2022
Completion date June 1, 2025

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