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Recruiting NCT06488586

NCT06488586 IV Ketamine vs. IN Esketamine for MDD TRD

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Clinical Trial Summary
NCT ID NCT06488586
Status Recruiting
Phase
Sponsor Gustavo Vazquez
Condition Treatment Resistant Depression
Study Type OBSERVATIONAL
Enrollment 80 participants
Start Date 2023-03-20
Primary Completion 2026-03-20

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age 75 Years
Study Type OBSERVATIONAL
Interventions
Low dose IV Ketamine vs. IN Esketamine

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

This is an observational study. You will not receive an experimental treatment; researchers will collect data based on your existing condition or standard treatment.

This trial targets 80 participants in total. It began in 2023-03-20 with a primary completion date of 2026-03-20.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

The goal of this observational study is to learn about the comparative acute effects of ketamine vs esketamine in participants over the age of 18 for the treatment of their severe depression and suicidal ideations. Participants are already taking antidepressants and/or antipsychotics as part of their regular medical care for depression,

Eligibility Criteria

Inclusion Criteria: * Adult outpatients (18-75 years old) with unipolar depression experiencing major depressive episodes as determined by the DSM5 and characterized as MDD-TRD (diagnosed with major depressive disorder as outlined by the DSM5) and experienced at least two previous failed antidepressant treatments of adequate dose and duration for the current episode Exclusion Criteria: * Individuals with psychosis, main diagnosis of personality disorder, uncontrolled hypertension, substance abuse, currently pregnant or breastfeeding, or who had a previous negative reaction to ketamine or esketamine, were ineligible to receive IV ketamine or IN esketamine.

Contact & Investigator

Central Contact

Gustavo H Vazquez, MD,PhD,FRCPC

✉ g.vazquez@queensu.ca

📞 +1 (613)-544-4900

Principal Investigator

Gustavo H Vazquez, MD,PhD,FRCPC

PRINCIPAL INVESTIGATOR

Queen's University

Frequently Asked Questions

Who can join the NCT06488586 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, up to 75 Years, studying Treatment Resistant Depression. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

Is NCT06488586 currently recruiting?

Yes, NCT06488586 is actively recruiting participants. Contact the research team at g.vazquez@queensu.ca for enrollment information.

Where is the NCT06488586 trial being conducted?

This trial is being conducted at Kingston, Canada.

Who is sponsoring the NCT06488586 clinical trial?

NCT06488586 is sponsored by Gustavo Vazquez. The principal investigator is Gustavo H Vazquez, MD,PhD,FRCPC at Queen's University. The trial plans to enroll 80 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: July 2026  ·  Data Methodology