Add-on anti-inflammatory therapy for adults with depression and high inflammation
Official title: An Precision Immunopsychiatric Pharmacological Probe of Adalimumab as an Anti-depressant
Run by University of Pennsylvania · NCT07845604 · Data updated 2026-11-12
This study tests whether adalimumab, given with your regular antidepressant Lexapro, can improve depressive symptoms in adults with major depressive disorder and high inflammation.
Quick facts
| Phase | Phase 2 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 60 (estimated) |
| Sponsor | University of Pennsylvania Academic / other |
| Drugs / interventions | rituximab, infliximab, certolizumab, golimumab, adalimumab |
| Locations | 1 site (Philadelphia, Pennsylvania) |
| Status | Recruiting |
| Started | September 2026 |
| Main results expected | July 2031 |
| Study ends | September 2031 |
| Registry record updated | September 29, 2026 |
| Trial ID | NCT07845604 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults 18 or older with Major Depressive Disorder, on a stable Lexapro dose, and elevated TNF levels (above 1.5 pg/mL) are ideal candidates.
✕Probably not a fit
Patients without marked inflammation or those who do not respond to anti-inflammatory add-ons may not benefit.
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, triple-blind, placebo-controlled trial examines adalimumab as an add-on treatment to escitalopram in adults with Major Depressive Disorder and elevated TNF levels. Participants are randomized 2:1 to receive active adalimumab or placebo over 57 days, with injections on days 1, 15, 29, and 43 and biweekly clinic visits. Daily brief mood surveys track symptoms during the study, and clinicians assess outcomes at visits. The trial seeks to identify which patients benefit and what characteristics predict an antidepressant response to the anti-inflammatory approach. Eligibility requires confirmed MDD, stable Lexapro use, adequate contraception for potential females, and detectable inflammation (TNF-alpha > 1.5 pg/mL).
Why it matters
Potential benefit: If successful, participants may experience improved depressive symptoms when the inflammation-targeting add-on is used with their antidepressant.
How similar studies have gone: Previous similar approaches in inflammatory pathways have shown mixed results, making this study important to determine who may benefit.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria:
* Provision of signed and dated informed consent form
* Stated willingness to comply with all study procedures and availability for the duration of the study
* Male or female, aged 18+ years
* Meet DSM-5 criteria for Major Depressive Disorder
* baseline serum TNF-alpha (average of two samples in the same week) greater than 1.5 pg/mL
* Taking a steady dose of Lexapro (escitalopram) for at least 4 weeks
* Ability to take oral medication and physician-administered subcutaneous injection and be willing to adhere to the study protocol
* For females of reproductive potential: use of highly effective contraception for at least 1 month
* Access to a phone or computer with a camera
Exclusion Criteria:
1. Pregnant or breastfeeding
2. Active, chronic or recurrent infection
3. Known malignancy
4. Current use of immune modulating medications
5. Immunocompromised, current autoimmune condition or history of severe immune condition (e.g., history of cancer, HIV/AIDS)
6. History of, or positive test for, Hepatitis B surface antigen or core antibody positivity or tuberculosis (TB)
7. Congestive heart failure
8. History of demyelinating disease (multiple sclerosis (MS), optic neuritis, Guillain-Barre syndrome)
9. History of seizure disorder
10. Symptomatic hyponatremia
11. Monoamine oxidase inhibitors (MAOI) use within 14 days
12. Recent use of Rituxan (rituximab)
13. Concomitant use of:
1. Immunosuppressants
2. Kineret (anakinra)
3. Orencia (abatacept)
4. Remicade (infliximab)
5. Enbrel (etanercept)
6. Cimzia (certolizumab pegol)
7. Simponi (golimumab)
8. Imuran (azathioprine)
9. Purinethol (6-mercaptopurine)
10. Linezolid
11. IV methylene blue
12. Pimozide
13. Antiplatelet agents
14. Strong anticoagulants (e.g. warfarin, large doses of NSAIDs)
15. Other SSRIs, SNRIs, tryptophan
14. Clinically relevant substance use disorder
15. Known allergic reactions to components of adalimumab and/or escitalopram
16. Treatment with another investigational drug or other intervention while participating in the study
Where it's running
-
University of Pennsylvania
Philadelphia, Pennsylvania, United States Recruiting
Study contacts
- Principal investigator: Daniel P. Moriarity, PhD — University of Pennsylvania
- Study coordinator: Daniel P Moriarity, PhD
- Email: dmori@upenn.edu
- Phone: (484) 808-5930
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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.