ANSC 1001 Lecture Notes - Lecture 26: Melengestrol Acetate, Beef Cattle, Ionophore
Document Summary
Beef heifers - inhibit estrus, increases growth rate. Withdrawal period for antibiotics varies per antibiotic. Anywhere from 30 days to 48 hours. Antibiotics are fed to livestock because they. Does not increase growth in stress free environment. Most antibiotics purchased in the us are used for animals and not humans. In feed antibiotics banned in the european union. Fda prohibits the use of penicillin and tetracycline to promote growth in animals, because we are ending up with drug resistance. Instituted voluntary removal of growth promotion as legal use of medically important antibiotics from antibiotic labels by drug companies. Usage of animal antibiotics for treatment, control, prevention of disease under veterinarian control. Steps for antimicrobial resistance to transfer from livestock to humans. Fda has taken steps towards fundamental change in how medically important antibiotics can be legally used in feed or water for food producing animals. Benefits of feeding a low protein diet to weanling pigs.
