Right now you can get Playtex Tampons for only .99 per box at Walgreens. Here's how:
buy 1 18-ct box of Playtex at $3.99
Use the $2/1 coupon from HERE (this has reset, even if you printed it before)
Use the $1/1 coupon from the Walgreens coupon booklet-these are located in the front of the store by the weekly circulars.