35% coupon is YMMV. Amazon has the 4oz Robitussin Maximum Strength Honey Nighttime Cough DM (Honey Flavor) on sale for $7.19 - 35% off coupon (check "Save an extra" box, eligible on first S&S order for this product)  - 5% off with Subscribe & Save (can cancel anytime) = $4.31 with free shipping on $25+ or with Prime. $9 to $10 at drugstores.