Clemastine to boost brain white matter and antidepressant response in older adults with depression
Official title: Clemastine for Improving White Matter and Boosting Antidepressant Response in Late-life Depression
Run by University of Illinois Chicago · NCT06591091 · Data updated 2026-11-12
This study tests whether adding clemastine to standard antidepressant treatment helps older adults with depression by improving brain white matter and reducing symptoms.
Quick facts
| Phase | Phase 2 |
|---|---|
| Study type | Interventional |
| Ages | 60 Years and up |
| Sex | All |
| Enrollment | 80 (estimated) |
| Sponsor | University of Illinois Chicago Academic / other |
| Locations | 1 site (Chicago, Illinois) |
| Status | Recruiting |
| Started | December 10, 2025 |
| Main results expected | December 2026 |
| Study ends | December 2026 |
| Registry record updated | June 30, 2026 |
| Trial ID | NCT06591091 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults over 60 with major depressive disorder, a MADRS score of 15 or higher, MoCA above 24, and fluent in English or Spanish, who are seeking antidepressant treatment.
✕Probably not a fit
Patients with other serious psychiatric or neurological conditions, recent suicidality, or MRI contraindications may have no benefit from the intervention.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This Phase 2 interventional trial investigates whether clemastine fumarate, combined with standard antidepressant therapy, can improve white matter integrity and enhance antidepressant response in adults over 60 with major depressive disorder. Participants are randomized to receive clemastine or placebo for 12 weeks while continuing their usual antidepressant treatment. Primary outcomes include changes in brain white matter measured by imaging, along with mood and cognitive assessments, and safety monitoring. The study targets late-life depression, where white matter health may influence treatment outcomes. Recruitment is conducted at the University of Illinois College of Medicine in Chicago with collaboration from Cures Within Reach.
Why it matters
Potential benefit: If successful, participants may experience greater improvement in depressive symptoms and cognitive function due to better brain connectivity and response to antidepressants.
How similar studies have gone: Prior research suggests white matter integrity can influence treatment response in depression, and repurposing clemastine has shown potential for supporting brain repair, though this specific combination in late-life depression is investigational.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Age \> 60 years * Diagnosis of major depressive disorder, single or recurrent episode (DSM5) * Symptom Severity: MADRS ≥ 15 * Seeking antidepressant treatment * Cognition score of MoCA \>24 * Fluent in English or Spanish Exclusion Criteria: * Other Axis I psychiatric disorders, except for simple phobia or anxiety disorders present uniquely during the depressive episode (e.g., generalized anxiety disorder (GAD) or panic disorder symptoms) * History of alcohol or drug dependence or abuse in the last year * History of a developmental disorder or history of IQ (intelligence quotient) \<70 * Acute suicidality ideation within the past month as determined by the Columbia Suicide Severity Rating Scale (C-SSRS) * Acute grief (\<1 month) * Current or past psychosis * Primary neurological disorder, including dementia, clinical stroke, brain tumor, epilepsy, etc. * Presence of unstable medical illness requiring urgent treatment * Any MRI contraindication * Electroconvulsive Therapy (ECT) in last 6 months
Where it's running
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University of Illinois College of Medicine
Chicago, Illinois, United States Recruiting
Study contacts
- Study coordinator: Olu A Ajilore, MD, PhD
- Email: oajilore@uic.edu
- Phone: 312-413-4562
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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.