Using dopamine therapy to treat lack of pleasure in depression caused by inflammation

Dopaminergic Therapy for Inflammation-Related Anhedonia in Depression

NIH-funded research Emory University · NIH-10917402

This study is looking at how inflammation in the body might impact the brain's ability to produce dopamine, which helps with feelings of pleasure and motivation, and it's for people with depression who might not be feeling joy in their lives; by giving a medication called levodopa, the researchers hope to boost dopamine levels and see if it helps improve their mood and overall brain function.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionEmory University NIH-funded
Lab location1 site (Atlanta, United States)
Project IDNIH-10917402 on NIH RePORTER

What this research studies

This research investigates how inflammation affects the brain's dopamine system, which is linked to feelings of pleasure and motivation in individuals with depression. By administering a dopamine precursor called levodopa (L-DOPA), the study aims to enhance dopamine availability and improve symptoms of anhedonia, particularly in patients with elevated inflammatory markers. Participants will be monitored for changes in brain connectivity and symptoms after treatment, providing insights into the relationship between inflammation and depression.

Who could benefit from this research

Good fit: Ideal candidates for this research are adults over 21 years old who experience anhedonia and have elevated levels of inflammation as indicated by high C-reactive protein.

Not a fit: Patients who do not have symptoms of depression or those whose anhedonia is not related to inflammation may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatment options for patients with depression who do not respond to standard therapies.

How similar studies have performed: Preliminary data from similar studies suggest that enhancing dopamine availability can improve symptoms in patients with depression linked to inflammation, indicating a promising avenue for further exploration.

Where this research is happening

Atlanta, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.