Personalized ECT for better depression treatment outcomes
Official title: Amplitude Titration to Improve ECT Clinical Outcomes Randomized Clinical Trial
Run by University of New Mexico · NCT05699226 · Data updated 2026-11-12
This study is testing if adjusting the strength of ECT treatment for depression can help older adults feel better and think more clearly compared to using a standard strength.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 50 Years and up |
| Sex | All |
| Enrollment | 50 (estimated) |
| Sponsor | University of New Mexico Academic / other |
| Locations | 1 site (Albuquerque, New Mexico) |
| Status | Recruiting |
| Started | September 14, 2023 |
| Main results expected | January 1, 2027 |
| Study ends | January 1, 2028 |
| Registry record updated | January 26, 2026 |
| Trial ID | NCT05699226 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are older adults diagnosed with major depressive disorder or bipolar II who are clinically indicated for ECT.
✕Probably not a fit
Patients with defined neurological disorders, other psychiatric conditions, or contraindications to MRI may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This clinical trial aims to compare the effects of individualized amplitude ECT versus fixed 800 mA ECT on depression and cognitive outcomes in older adults. Participants will undergo baseline assessments before receiving ECT treatments, with evaluations conducted at multiple time points to measure antidepressant response and cognitive function. The study hypothesizes that personalized amplitude adjustments will lead to improved treatment efficacy and reduced cognitive impairment compared to traditional fixed dosing. A total of 50 subjects will be enrolled, with assessments focusing on neuroplasticity and clinical outcomes.
Why it matters
Potential benefit: If successful, this approach could lead to more effective and safer ECT treatments for older patients with depression.
How similar studies have gone: While this approach is innovative, similar studies have shown promise in optimizing ECT dosing based on individual patient characteristics.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Diagnosis of major depressive disorder or bipolar II * Clinical indications for ECT with right unilateral electrode placement Exclusion Criteria: * Defined neurological or neurodegenerative disorder (e.g., traumatic brain injury, epilepsy, Alzheimer's disease) * Other psychiatric conditions (e.g., schizophrenia, bipolar I disorder) * Current drug or alcohol use disorder (except for nicotine) * Contraindications to MRI.
Where it's running
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University of New Mexico Health Science Center
Albuquerque, New Mexico, United States Recruiting
Study contacts
- Principal investigator: Chris Abbott, MD — University of New Mexico
- Study coordinator: Chris Abbott, MD
- Email: cabbott@salud.unm.edu
- Phone: 5052720406
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.