Using methylphenidate to treat PTSD and cognitive issues in veterans
Official title: Randomized Placebo-Controlled Trial of Methylphenidate for the Treatment of Post-Traumatic Stress Disorder With Associated Neurocognitive Complaints
Run by VA Office of Research and Development · NCT05776056 · Data updated 2026-11-12
This study is testing whether a medication called methylphenidate can help veterans with PTSD and thinking problems feel better.
Quick facts
| Phase | Phase 4 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years to 65 Years |
| Sex | All |
| Enrollment | 70 (estimated) |
| Sponsor | VA Office of Research and Development Federal |
| Locations | 3 sites (Birmingham, Alabama and 2 other locations) |
| Status | Recruiting |
| Started | February 5, 2024 |
| Main results expected | March 31, 2027 |
| Study ends | September 30, 2027 |
| Registry record updated | August 19, 2026 |
| Trial ID | NCT05776056 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are veterans aged 18 to 65 who have a diagnosis of PTSD and experience subjective neurocognitive impairment.
✕Probably not a fit
Patients with severe psychotic disorders or substance use disorders 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 study evaluates the effectiveness of methylphenidate, a stimulant medication, in treating posttraumatic stress disorder (PTSD) and associated neurocognitive complaints in veterans. The innovative N-of-1 design allows each participant to alternate between receiving methylphenidate and a placebo every 4-5 weeks over a 20-week period, ensuring a robust comparison of treatment effects. The study aims to assess changes in PTSD symptoms and cognitive functioning through this randomized, double-blind approach. Results from this trial could provide valuable insights into new treatment options for veterans struggling with PTSD.
Why it matters
Potential benefit: If successful, this treatment could significantly improve cognitive functioning and reduce PTSD symptoms in veterans.
How similar studies have gone: Previous studies have shown promising results for methylphenidate in improving cognitive functioning in related conditions, suggesting potential for success in this novel application.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: 1. Any gender Veteran of the US military 2. Independent decision-making capacity to sign informed consent and Health Insurance Portability and Accountability Act (HIPAA) (i.e., no surrogate consent) 3. Diagnosis of PTSD defined by DSM-5 symptom count on Clinician-Administered PTSD Scale for DSM-5 (CAPS-5) 4. CAPS-5 past month total score greater than or equal to 26 5. Subjective neurocognitive impairment, defined as a total score of greater than or equal to 25 (1 standard deviation below the mean) on the NeuroQoL Cognitive Function 8-item self-report form Exclusion Criteria: 1. Diagnosis of DSM-5-defined bipolar I, schizophrenia spectrum or other psychotic disorders (by MINI) 2. Presence of severe psychotic symptoms such that, based on the clinical judgement of the investigator or treatment provider, treatment with an antipsychotic is required 3. Diagnosis of moderate or severe substance use disorder (except for caffeine and nicotine) during the preceding 2 months. Patients who utilize alcohol or cannabis but do not meet criteria for moderate or severe disorder are permitted at the discretion of the investigator. Participants must agree to abstain from illicit drugs, including cannabis products containing Tetrahydrocannabinol (THC) even when legal by state law 4. History of severe TBI as defined by the Ohio State University TBI Identification Method 5. Diagnosis of dementia or related progressive neurocognitive disorder, based on clinical records 6. Increased risk of suicide that necessitates inpatient treatment or treatment excluded by the protocol; and/or intensity of suicidal ideation (Type 4 or Type 5) or any suicidal behavior in the past 2 months on Columbia Suicide Severity Rating Scale (C-SSRS) 7. Pregnancy or lactation, or anticipated pregnancy at any point during study participation. Participants of child-bearing potential must have negative pregnancy test at study entry and must agree to adhere to a medically acceptable method of birth control (e.g., oral, implantable, injectable, or transdermal hormone-based contraceptives; intrauterine device; double-barrier method) 8. Use of any investigational drug, MPH formulation, antipsychotics, mood stabilizers, monoamine oxidase inhibitors, stimulants, atomoxetine, or bupropion within 2 weeks of baseline 9. Treatment with evidence-based trauma-focused therapy for PTSD within 2 weeks of baseline (if participant is receiving therapy, he/she must complete treatment prior to entering study). Supportive psychotherapy may be continued during the study 10. A clinically significant acute or uncontrolled chronic medical/surgical illness that would contraindicate use of MPH, or a known terminal illness 11. Prior allergic reaction to any MPH formulation 12. Litigating for compensation for a psychiatric disorder outside the Veterans benefits compensation and pension process 13. Current enrollment in another interventional trial for PTSD
Where it's running
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Birmingham VA Medical Center, Birmingham, AL
Birmingham, Alabama, United States Recruiting -
Tuscaloosa VA Medical Center, Tuscaloosa, AL
Tuscaloosa, Alabama, United States Recruiting -
VA Puget Sound Health Care System Seattle Division, Seattle, WA
Seattle, Washington, United States Recruiting
Study contacts
- Principal investigator: Rebecca C. Hendrickson, MD PhD — VA Puget Sound Health Care System Seattle Division, Seattle, WA
- Study coordinator: Rebecca C Hendrickson, MD PhD
- Email: Rebecca.Hendrickson@va.gov
- Phone: (206) 277-5054
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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.