Uses, Dosage & Side Effects: Guanfacine Tablet

Guanfacine Tablet

Generic nameGuanfacine
Drug classAlpha-2 adrenergic receptor agonist (centrally acting)
FormsOral tablet, Oral extended-release tablet

Guanfacine is a prescription medicine used mainly to treat high blood pressure in adults and teens. It works in the brain to help relax blood vessels and slow the heart rate. An extended-release version (Intuniv) is used differently, to help treat ADHD.

Read the full guideUses, dosage, side effects, precautions, and sources, written from the same verified facts.

General information, not medical advice

Your prescriber and the leaflet in your pack know your situation. This page does not.

  • Follow your prescriber and the leaflet
  • Don't start, stop, or change a dose on your own
  • Doses and warnings differ by country and product
Facts checked by a personFull disclaimer

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