Take $10 off your order of $39.99 at PetCareRx.com via code VISA111. Plus, shipping is free with all orders of $49 or more. Use any payment method with code ENT15 and take $10 off $49 or more through 9/8. Spend less than $35 and shipping starts at $5.99. Note that "internet only" pricing will be adjusted back to regular pricing when you use the codes on prescriptions, but it will get you a better discount in most cases. The coupons will not work on food. There is no sales tax (except NY).