PetCareRX.com has a deal for an additional 20% off their already cheap prices! Also get Free Shipping! Deal is good until midnight on 10/31/2009 on purchases of $35 or more!
After you click the link and add your items to the shopping cart just enter coupon code: GHOST767 at checkout.
This makes an awesome deal on some of the very important preventive care for you dogs or cats!