Amazon.com has Bausch + Lomb Soothe Dry Eye Drops on sale for prices listed below when you clip the $4 off coupon on the product page and checkout via Subscribe & Save. Shipping is free.
Note, you may cancel Subscribe & Save anytime after your order ships. Select the later date from the "First Delivery On" menu to get traditional S&S checkout instead of adding to your cart.
Prices after $4 off clip coupon: