Zoetis Pork Residue Free Guarantee

When you use EXCEDE®, EXCENEL® RTU EZ or NAXCEL® according to label, you have one less thing to worry about.

America's pork is in high demand. Let's help keep it that way.

The future looks bright for pork producers, so don't let worries about residue violations cloud the horizon. At Zoetis, we're proud to offer the Residue Free Guarantee as another example of how we work to make the business of pork production healthier and more worry free. Talk to your veterinarian about implementing a residue avoidance plan.


Zoetis has been providing peace of mind since 1988.

The track record of EXCEDE (ceftiofur crystalline free acid), EXCENEL RTU EZ (ceftiofur hydrochloride) and NAXCEL (ceftiofur sodium) is consistent.

  • Ceftiofur products from Zoetis have been on the market for more than 20 years.
  • They have proven their value by helping improve the health of animals, and maintaining the confidence of producers.
  • These products have low doses, short withdrawal periods. See how they compare.
EXCEDE® (ceftiofur crystalline free acid) Sterile SuspensionEXCENEL® RTU Ez (ceftiofur hydrochloride) Sterile SuspensionNAXCEL® (ceftiofur sodium) Sterile Powder
Residue Free Guarantee image


– by Zoetis.

There are few guarantees in this business. Zoetis Pork Residue Free Guarantee is one. Here's how it works:

  • Purchase EXCEDE, EXCENEL RTU EZ and/or NAXCEL from a Zoetis-approved supplier.
  • Use the product according to label instructions. Extra-label use as prescribed by a veterinarian is excluded from the guarantee.
  • Treatment records are needed that include:
    • Identification of the animal
    • Dose and route of administration, including location
    • Date(s) treated and withdrawal time observed

If you experience a ceftiofur residue violation after following label indications and the above steps, contact Zoetis VMIPS (Veterinary Medical Information and Product Support) at 855-4AH-Zoetis to report the situation.

EXCEDE® For Swine (ceftiofur crystalline free acid) Sterile Solution has a 14-day preslaughter withdrawal.
EXCENEL® RTU EZ (ceftiofur hydrochloride) Sterile Suspension has a 4-day preslaughter withdrawal.
NAXCEL® (ceftiofur sodium) Sterile Powder has a 4-day preslaughter withdrawal.
As with all drugs, EXCEDE For Swine, EXCENEL RTU EZ and NAXCEL should not be used in animals found to be hypersensitive to the product.