Save on Biotrue contact solution today or tomorrow at Walgreens with a coupon stack! Biotrue solution bottles are on sale for $7.99 through tomorrow. Use a $2.00 printable manufacturer coupon with a $2.00 Bausch + Lomb Walgreens store coupon from page 26 of the October Savings Book. Find the booklets in the front of the store by the weekly ads. Pay $3.99!