Save up to 20% vs brand
Generic Guanfacine ER in Illinois
Generic Guanfacine extended-release is available in Illinois from $144 — up to 20% less than brand-name Guanfacine ER. With 6.8% of Illinois residents uninsured, Script Unlock finds you the best cash price from verified local pharmacies.
Brand Guanfacine ER retail
$234
Generic in Illinois
from $144
Your savings
up to $36
Compare Generic Guanfacine ER Prices in Illinois
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Generic Guanfacine ER is FDA-Approved and Identical
- Same active ingredient: Guanfacine extended-release
- Same dose, same route of administration
- FDA-proven bioequivalent to brand-name
- Available at licensed pharmacies throughout Illinois
- No prescription change needed — your current Rx works
Frequently Asked Questions
How much does generic Guanfacine ER cost in Illinois?
Generic Guanfacine extended-release in Illinois starts from $144/month when pharmacies compete on Script Unlock — saving up to 20% vs brand-name Guanfacine ER at $234.
Is generic Guanfacine ER available in Illinois?
Yes. Generic Guanfacine extended-release is available at licensed pharmacies throughout Illinois. Script Unlock helps you compare prices from multiple Illinois pharmacies to find the lowest verified cash price.
Is generic Guanfacine ER the same as brand-name Guanfacine ER?
Yes. The FDA requires generic Guanfacine extended-release to contain the same active ingredient, in the same dose, with proven bioequivalence to brand-name Guanfacine ER. It is equally safe and effective at a fraction of the cost.