Nutrition & Drugs (or Animal Nutrition, Animal Drugs)
Animal food and drugs
Food recalls –
Drug recalls
http://www.fda.gov/Safety/Recalls/default.htm
Supplements –
http://www.consumerlab.com/ (mostly human products)
Livestock
Drug dosages and withdrawal times for livestock
http://www.fda.gov/AnimalVeterinary/Products/default.htm
http://farad.org/ and click on Vetgram and then the active ingredient
Food Animal Drug Avoidance Database –