Actively Recruiting
Microbiome Metabolites and Alcohol in HIV to Reduce Cardiovascular Disease Randomized Controlled Trial
Led by Vanderbilt University Medical Center · Updated on 2025-06-24
250
Participants Needed
1
Research Sites
26 weeks
Total Duration
On this page
Sponsors
V
Vanderbilt University Medical Center
Lead Sponsor
U
University of Louisville
Collaborating Sponsor
AI-Summary
What this Trial Is About
Researchers are investigating the effects of a probiotic supplement on people living with HIV who also consume alcohol heavily, as heavy drinking increases the risk of heart disease and death in this group. The study aims to understand if taking a pill containing healthy gut bacteria can increase beneficial gut bacteria, reduce inflammation, and lower the risk of heart disease and death. This is a randomized controlled trial focused on improving gut health and cardiovascular outcomes among HIV-positive individuals on antiretroviral therapy with sufficient immune cell counts. The trial compares two groups: one receiving a probiotic dietary supplement designed to counteract alcohol-related gut bacteria changes, and the other receiving a placebo. Both groups also receive counseling for alcohol use. The probiotic aims to improve gut bacteria balance, reduce harmful metabolites and inflammation, and ultimately decrease cardiovascular risk. The study measures these effects over a 6-month period, with additional assessments up to 12 months. Participants will be monitored through various tests including gut bacteria ratios, plasma metabolites, inflammation markers, and cardiovascular risk scores. The study also tracks alcohol consumption and HIV disease progression. Safety and adherence are assessed throughout the trial, and participants' health status is observed for up to a year. The findings will help determine if probiotics can be an effective adjunct therapy to improve health outcomes in this population.
CONDITIONS
Brief Title
Microbiome Metabolites and Alcohol in HIV to Reduce CVD RCT
Who Can Participate
Eligibility Criteria
You may qualify if you...
- HIV infected
- Adults aged 18 to 89 years
- On antiretroviral therapy with CD4+ counts ≥350 cells/mm3
- Heavy alcohol consumption
- Able to understand and communicate fluently in English
You will not qualify if you...
- Not fluent in English
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Your Study Journey
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - 6 months
Participants receive either a probiotic dietary supplement or placebo to study effects on gut microbiome and cardiovascular risk, alongside evidence-based alcohol counseling.
Monthly visits for up to 6 months
Duration - 6 months
Participants continue to be monitored for changes in intestinal permeability, microbial translocation, and inflammation up to 12 months.
Visits at 12 months
Trial Site Locations
Total: 1 location
1
Vanderbilt University Medical Center
Nashville, Tennessee, United States, 37232
Actively Recruiting
Research Team
G
Grace Wallace, BS
E
Emily Smith, MPH
How is the study designed?
Study Type
INTERVENTIONAL
Masking
QUADRUPLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
2
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