Home Slickdeals Costco – Kirkland Signature Extra Strength Acetaminophen 500 mg., 1,000 Caplets –... Slickdeals Costco – Kirkland Signature Extra Strength Acetaminophen 500 mg., 1,000 Caplets – $7.99 FS By ARCOM - 25 August 2022 44 0 SHARE Facebook Twitter Go to the deal page: Costco – Kirkland Signature Extra Strength Acetaminophen 500 mg., 1,000 Caplets – $7.99 FS