Amazon has 2 pack, Abreva Docosanol Cold Sore Treatment 10% Cream Tube, 2g Tube for $20.01 ($17.90 w/ 5+ items) when you checkout with Subscribe and Save. Shipping is free.
https://www.amazon.com/Abreva-Doc…hpc&sr=1-2
Also available at Walmart, free shipping on orders $35+,
https://www.walmart.com/ip/Abreva…/928752726