Join the Rite Aid - Zyrtec Rewards Program (login in sign up)
Register to receive Zyrtec monthly coupons and allergy tips.
Make your purchases between March 22, 2009 and February 27, 2010 and enter your receipts online.
Receive $10 Rite Aid Certificate for every $50 you spend on Zyrtec, up to a maximum of $30.
After your receipts have been verified, you can request your certificates online.