There are 2 coupons in today's store ads for gift cards when you transfer a prescription.
Kerr Drug is offering a $25 gift card with any transferred prescription. One coupon per customer per visit. Expires 3/19/11.
Kmart is offering a $20 gift card when you transfer a prescription. Valid for ShopYourWay rewards members. One per customer. Expires 3/5/11.
Both coupons have restrictions on using them on any prescriptions paid in whole or in part by government programs so make sure you read the fine print if that applies to you.