Trident Gum for $.26 a Pack starting 05/14 at Walgreens Posted by Harbor Master on 11 May 2017, 11:08 am Tweet Expired Starting 05/14, Walgreens will have 12-18 Count Trident Gum on sale for $.79. Buy three for $2.37. Use the $1.59 off three coupon below and pay $.78 for three packs or $.26 each. Click here to print $1.59 off any Three Trident Gum Single Packs (any variety) Click here to print $1.59 off any Three Trident Gum Single Packs (any variety)