2018 - March 12 SPSFAM Meeting Book

Working Group Activities since the 2017 Annual Meeting Drug Family Number of  Drugs Included Non‐Steroidal Anti‐inflammatory Drugs (NSAIDs) 9 Organophospahtes/Pyrethroids 17 Sulfonamides 18 Tetracyclines 4 Tranquilizers 3 Miscellaneous 17 Total Number of Drugs in List  187

Working Group Activities since the 2017 Annual Meeting • It was also clarified that the compounds to be  considered in this validation exercise will be those  veterinary drugs that have approved veterinary  medicinal use in food animal production .  • In that respect, the Working Group has defined the  threshold concentration (target testing level) based  on the lowest established maximum residue limit   (MRL) that will be used to establish the criteria for  the positive detection and identification of an  analyte in a sample.  • The analytical testing range has also been defined  where appropriate from 0.5 or 0.1* the lowest  established MRL (Target Testing level) to 10 *  Target Testing Level