Blood Samples

No blood sample taken from a horse authorized to use the following substances may exceed these limits: (7-1-24) 01. Phenylbutazone. May not exceed five (5) micrograms of phenylbutazone or oxyphenbutazone per milliliter of plasma; (7-1-24) 02. Flunixin (Banamine). May not exceed twenty (20) nanograms per milliliter of plasma. (7-1-24) 03. Mechlofenamic Acid (Arquel). May not exceed one (1) microgram per milliliter of plasma. (7-1-24) 04. Ketoprofen (Ketofen). May not exceed ten (10) nanograms per milliliter of plasma. (7-1-24) 05. Lasix (Furosemide) May not exceed one hundred (100) nanograms of furosemide per milliliter of plasma. (7-1-24)