Guanfacine

This nootropic has no healthy human placebo-controlled studies that meet our inclusion criteria. Negative side effects can occur if used carelessly, so make sure you’re aware of the risks of Guanfacine.

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Risks

The legality and side effects of Guanfacine

You should always consider the risks of a nootropic before you use it.

Side effects

Interactions

Supplements and drugs can interact with Guanfacine to increase or decrease the positive or negative effects you experience. If you are already using any supplements or drugs, speak with your trusted medical professional before you experiment with Guanfacine. To learn more about the potential interactions between Guanfacine and other substances, use interaction-checker.

Legality

Is your country not included? Learn how to find out if Guanfacine is legal in your country.

Legality Disclaimer

The contents herein are not legal advice or a substitute for legal counsel. information is not intended to create, and receipt of it does not constitute, an attorney-client relationship. While we have done our best to be as accurate as possible in the information we convey to you about the legality of nootropics, there is a risk for inaccuracies and errors. If you’re uncertain about the legality of any of your actions, contact a legal counsel or your local authorities governing the legality of various substances you may want to use/import/travel with.

Studies

Studies conducted on the effects of Guanfacine in healthy humans

No placebo-controlled trials on healthy humans that meet our inclusion criteria have been conducted on Guanfacine.

Lack of effects of guanfacine on executive and memory functions in healthy male volunteers

placebo-controlled

Summary

"This study found no improvement of prefrontal memory or executive functions after guanfacine. Negative effects on blood pressure and trend effects on digit span backward and go reaction time indicate a mild sedative effect of guanfacine at these doses ..."

Clonidine, but not Guanfacine, Impairs Choice Reaction Time Performance in Young Healthy Volunteers

placebo-controlled

Summary

"The results demonstrate that clonidine, but not guanfacine, disrupts performance in an attentional task requiring effortful processing, while leaving performance intact in tests requiring more automatic processing."

Last updated Saturday, June 10, 2023