This is a great week to stock up on Halloween candy at Walgreens! Use printable coupons with Walgreens coupons. Find the Walgreens coupons in the October Savings Book, located in the front of the store with the weekly ads. Redeem a $1.00 Snap credit for cash back! Keep in mind that the Snap candy offer has a limit of one redemption. Get candy for as little as $0.70 per bag!