Walgreens has Crest Pro-Health Advanced Toothpaste for $3.79. Add the $3.00/2 Crest or Oral-B Toothpaste, Toothbrush, Floss, Denture and Mouthwash products Walgreens digital coupon to your account to make it $4.58 for 2. You get 5,000 Balance Rewards Points (worth $5.00) when you buy 2, making it free.