Federal Register Final rule: FDA is amending the animal drug regulations to reflect the approval of a Schering-Plough Animal Health Corp. supplemental NADA for the use of florfenicol by veterinary feed directive for controlling mortality in freshwater-reared salmonids due to coldwater disease associated with Flavobacterium psychrophilum. The approval carries this drug’s third seven-year period of market exclusivity. To view this final rule, click here.
