Using metformin to enhance antidepressant treatment in obese patients with depression
Official title: Efficacy of Metformin as an Adjunct to Standard Antidepressant Therapy in Treating Depression Among Obese Patients
Run by Fazaia Ruth Pfau Medical College · NCT06707012 · Data updated 2026-11-12
This study is testing if adding metformin to the usual antidepressant treatment can help obese patients with depression feel better.
Quick facts
| Phase | Phase 4 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years to 45 Years |
| Sex | All |
| Enrollment | 140 (estimated) |
| Sponsor | Fazaia Ruth Pfau Medical College Academic / other |
| Locations | 2 sites (Karachi, Sindh and 1 other locations) |
| Status | Recruiting |
| Started | October 1, 2025 |
| Main results expected | June 2026 |
| Study ends | December 2026 |
| Registry record updated | September 19, 2025 |
| Trial ID | NCT06707012 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults aged 18 to 45 with a BMI over 25 and a recent diagnosis of depression.
✕Probably not a fit
Patients with existing diabetes or other significant psychiatric 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 clinical trial evaluates the effectiveness of metformin as an additional treatment for improving depressive symptoms in newly diagnosed obese patients already receiving standard antidepressant therapy. Participants will be randomly assigned to either a metformin group or a placebo group, with the primary outcome being the reduction in Hamilton Depression Rating Scale (HAM-D) scores. Secondary outcomes will assess oxidative stress markers through enzymatic activity measurements. The study aims to determine if metformin can significantly enhance the treatment of depression in this specific patient population.
Why it matters
Potential benefit: If successful, this approach could lead to improved treatment outcomes for obese patients suffering from depression.
How similar studies have gone: While the combination of metformin and antidepressants is a novel approach, similar studies have shown promise in addressing metabolic issues in depressed patients.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * • Age \>18 to \<45 years * Gender: Both genders (Male and Female) * BMI \>25 * Diagnosis: Newly diagnose cases of depression (mild to severe) * HBA1C: Less than 5.7% (non-diabetic range) Exclusion Criteria: * Existing diabetes * Acute illnesses like acute kidney injury, recent history of myocardial infarction, acute liver injury * Intellectual disabilities or inability to understand due to any reason * Presence of Psychiatric disorders other than depression * Chronic kidney disease (eGFR \< 45 mL/min/1.73 m²). * Use of any psychotropic medication within the past 6 months.
Where it's running
-
Fazaia Rurh Pfau Medical College
Karachi, Sindh, Pakistan Recruiting -
Fazaia Ruth Pfau Medical College
Karachi, Sindh, Pakistan Recruiting
Study contacts
- Principal investigator: sadia khan, MBBS — Fazaia Ruth Pfau Medical College
- Study coordinator: Sadia khan, MBBS
- Email: sadiakhansk30@gmail.com
- Phone: 0331359046
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
-
Smartphone-supported single-session psychotherapy for postpartum depression
A single online therapy session plus four weeks of app-based support is being tested to see if it reduces depressive symptoms in postpartum women compared with a waitlist.
-
Mindful Smartphone Use: A Mindfulness-Based Program for Teens with Sleep and Mood Challenges
This study tests Mindwire, a mindfulness-based program, to see if it helps teens with problematic phone use who also have depression or anxiety.
-
Tele-based wellbeing centres for women's mental health in Bangladesh
A randomized trial tests whether tele-counselling for depression and anxiety in Bangladeshi women is as effective as in-person counselling.
-
Remote monitoring for adults with depression using ThIA Suivi
This study tests whether adding the ThIA Suivi remote monitoring tool to usual psychiatric care helps adults with depression feel more improved after 3 months compared with standard care alone.
-
HBOT to see if it helps cognition and well‑being in first responders with prior brain injury
This study tests whether 40 hyperbaric oxygen therapy sessions can improve thinking skills and post-concussion symptoms in current or former first responders with a history of brain injury.
-
Focused ultrasound for mood and anxiety disorders
This study tests whether repeated low-intensity focused ultrasound using the ATTN201 device can help people with subsyndromal to moderate depression, anxiety, or OCD.
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.