Amazon has the 2-Pack VICKS PURE Zzzs Kidz Liquid Melatonin Sleep Aid (12oz Bottles) on sale for $12.49 - $3.12 off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel anytime) = $8.75 with free shipping on $35+ or with Prime. Roughly $4.38 per bottle vs. $10.97 at Walmart.