How gut bacteria affect drug responses and side effects

Pharmacomicrobiomics: The Frontier of Interindividual Variability in Drug Response

NIH-funded research Univ of North Carolina Chapel Hill · NIH-11131133

This study is looking at how the bacteria in our gut can change the way medications work, which might make them less effective or even harmful, and it aims to find ways to keep you safe and help your medicines work better for you.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionUniv of North Carolina Chapel Hill NIH-funded
Lab location1 site (Chapel Hill, United States)
Project IDNIH-11131133 on NIH RePORTER

What this research studies

This research investigates the role of intestinal bacteria in modifying medications, which can significantly influence how effective or toxic a drug is for different individuals. By understanding how these bacteria metabolize drugs, the research aims to identify potential toxicities and adverse effects that may arise during drug use. The approach involves studying specific bacterial enzymes that can reactivate drugs in the body, potentially leading to harmful effects. The goal is to develop strategies to prevent or treat these microbe-mediated drug toxicities, ultimately improving patient safety and drug efficacy.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals who are prescribed medications that may have variable responses or side effects due to gut microbiome interactions.

Not a fit: Patients who are not taking medications or those whose drug responses are not influenced by gut bacteria may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to safer medications with fewer side effects for patients.

How similar studies have performed: Previous research has shown promising results in understanding the impact of gut microbiota on drug metabolism, indicating that this approach has potential for significant advancements.

Where this research is happening

Chapel Hill, 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 2026-06-15 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.