EXCEDE 100 Sterile Suspension is a ready-to-use formulation that contains the crystalline free acid of ceftiofur (CCFA), the designation for 7-[[2-(2-Amino-4-thiazolyl)-2-(methoxyimino)acetyl]amino]- 3 -[[(2-furanylcarbonyl)thio] methyl]-8-oxo-5-thia-1- a