NSTK · 01.2026Independent supplement reference
NutriStack
Edition 1.0Updated August 1, 2026

Supplement × Prescription·Evidence index

Alcohol and Guanfacine: what the published research says

PubMed indexes 4 records that name Alcohol and Guanfacine together, either in the title or in an interaction, co-administration, or pharmacokinetic context. Each one is listed below with its study design and, where the abstract states one, the authors’ own conclusion, quoted and linked. This page reports that literature. It does not tell you whether to combine them.

Read this first

An evidence index, not guidance.

Every statement below is attributed to a named, dated, linked source.

This page lists published research relevant to Alcohol and Guanfacine. It deliberately does not state whether the combination is safe, whether it interacts, in which direction, at what dose, or how far apart to take them.

The research

4 studies naming Alcohol and Guanfacine.

Strongest relevance first: papers naming both substances in the title, then human trials and systematic reviews.

Evaluation of guanfacine as a potential medication for alcohol use disorder in long-term drinking rats: behavioral and electrophysiological findings.

Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2015 · PMID 25359257

Animal study

“These results support previous studies showing that guanfacine has the ability to improve prefrontal connectivity through modulation of the glutamatergic system. Together with the fact that guanfacine appears to be clinically safe, these results merit evaluation of guanfacine's clinical efficacy in AUD individuals.”

Fredriksson et al. · From the abstract

Names both Alcohol and Guanfacine in its title.

A sustained depressive state promotes a guanfacine reversible susceptibility to alcohol seeking in rats.

Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2014 · PMID 24192553

Animal study

“We show that SDPS is strongly associated with an enhanced motivation for alcohol intake and relapse. Finally, we show that the clinically employed drug guanfacine has potential as a novel treatment option in comorbid patients, as it effectively reduced the enhanced sensitivity to alcohol and alcohol-associated stimuli.”

Riga et al. · From the abstract

Names both Alcohol and Guanfacine in its title.

Challenges in the Management of Severe Serotonin Syndrome: A Case Report.

Cureus · 2024 · PMID 39835000

Case Reports

“Management included benzodiazepines, guanfacine, and gabapentin to mitigate the glutamatergic activity SS can induce. This case emphasizes the need to closely monitor those prescribed this class of medications, while concomitantly incorporating interdisciplinary collaborative management for those afflicted with SS.”

Yakhchalian et al. · From the abstract

Names Alcohol and Guanfacine together in an interaction, co-administration, or pharmacokinetic context.

Limitations

What this evidence cannot tell you.

Search-based evidence indexes have real limits, and it is worth being explicit about them:

NutriStack

Track what you actually take.

NutriStack is a free iPhone app for organising a supplement routine: what you take, when, and what the published record says about it. Its exploratory interaction checker covers Alcohol, Guanfacine, and several hundred other substances.

The checker is a research and organisation tool, not a clinical decision aid, and its per-pair assessments are excluded from search until they pass claim-level review.

NutriStack is an informational and organizational tool, not a medical service, and not a substitute for professional advice. Always consult a qualified healthcare professional before starting, stopping, or changing any supplement or medication.