Amazon has the 3-Pack of Parodontax Active Gum Health Mouthwash (16.9oz bottles, Mint) for $15 - 5% off with Subscribe & Save (can cancel anytime) - 20% off coupon (check “Save an extra” box, eligible on first S&S order for this product) = $11 with free shipping on $35+ or with Prime. Includes a $0.90 promo credit with purchase.