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Association of Glucagon-Like Peptide-1 Receptor Agonists With Liver-Related Outcomes and All-Cause Mortality in
Binu V John1,2, Dustin Bastaich3, Daniella Marchetti4
1Division of Gastroenterology and Hepatology, Miami VA Health System, Miami, Florida, USA.
Introduction:
Anecdotal observations report a decrease in craving for alcohol among patients taking glucagon-like peptide-1 receptor agonists (GLP-1 RA). We aimed to assess liver-related outcomes and mortality among individuals with harmful alcohol use who received GLP-1 RAs.
Methods:
We emulated a target trial using the electronic health records of US Veterans with positive alcohol use disorders-concise score (AUDIT-C), comparing new initiators of GLP-1 RA between 1/3/2017 and 9/30/2024, with controls, with follow-up until outcomes or study end. Each GLP-1 RA new user with a positive AUDIT-C screen was propensity score (PS) matched 1:1 with a patient not on a GLP-1 RA. The primary outcomes were the time to a composite outcome of decompensation, hepatocellular carcinoma, liver-related death, and all-cause mortality. The secondary outcome was the proportion of patients with positive AUDIT-C scores.
Results:
We matched 8,040 patients with positive AUDIT-C initiated on GLP-1 RA with 8,040 noninitiators. GLP-1 RA use was associated with a lower risk of composite liver-related outcomes (adjusted hazard ratio [aHR], 0.70; 95% confidence interval [CI] 0.56-0.87) and death (aHR 0.43, 95% CI 0.37-0.49). Among semaglutide users, a 1 mg/wk dose increase was associated with a reduced risk of composite liver-related outcomes (aHR 0.50, 95% CI 0.29-0.88) and death (aHR 0.33, 95% CI 0.19-0.58). GLP-1 RA use was also associated with lower odds of positive AUDIT-C during follow-up (adjusted Odds ratio 0.75, 95% CI 0.68-0.82).
Discussion:
In this observational target trial emulation study, GLP-1 RA use was associated with a lower risk of liver outcomes, death, and harmful alcohol use.
Insights
Glucagon-like peptide-1 receptor agonists (GLP-1 RAs) show promise in reducing liver issues and death in patients with alcohol use disorders. GLP-1 RA use was linked to better liver outcomes and lower mortality rates.
Area of Science:
- Pharmacology
- Hepatology
- Addiction Medicine
Background:
- Anecdotal evidence suggests glucagon-like peptide-1 receptor agonists (GLP-1 RAs) may decrease alcohol craving.
- GLP-1 RAs are increasingly prescribed for metabolic conditions, leading to broader patient populations.
- Harmful alcohol use poses significant risks for liver disease and mortality.
Purpose of the Study:
- To evaluate the impact of GLP-1 RAs on liver-related outcomes and mortality in individuals with harmful alcohol use.
- To investigate the association between GLP-1 RA initiation and key adverse health events in this population.
Main Methods:
- A target trial emulation study using electronic health records of US Veterans with positive AUDIT-C scores.
- Propensity score matching (1:1) to compare new GLP-1 RA initiators with non-initiators.
- Primary outcomes included decompensation, hepatocellular carcinoma, liver-related death, and all-cause mortality.
Main Results:
- GLP-1 RA use was associated with a significantly lower risk of composite liver-related outcomes (aHR=0.70) and death (aHR=0.43).
- Increased semaglutide dosage correlated with further risk reduction for liver outcomes and death.
- GLP-1 RA users showed reduced odds of positive AUDIT-C scores during follow-up (aOR=0.75).
Conclusions:
- GLP-1 RA use is associated with improved liver outcomes and reduced mortality in patients with harmful alcohol use.
- Findings support the potential therapeutic role of GLP-1 RAs beyond metabolic control.
- Further research into GLP-1 RAs for alcohol use disorder management is warranted.
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