Preface -- Contents -- A General View of Drug Usage -- Some Pharmacokinetic Considerations -- Antibacterial Drugs -- Anthelminthic Drugs -- Anticoccidial and Other Antiprotozoal Drugs -- Antimicrobial Growth Promoters -- Anabolic Hormonal-Type Growth Promoters -- Other Drug Classes -- Benefits and Risks of Drug Usage -- Drug Residues and Public Health -- Safety Assessment and Control of Residues -- Global Harmonization of Regulatory Requirements -- Incidence of Violative Residues in Foods -- Factors Influencing the Occurrence of Residues in Foods -- Costs of Residues in the Livestock Industry -- Residue Avoidance Management -- Stability of Residues During Food Processing -- Consumer Perceptions and Concerns -- The Analytical Challenge -- Sample Preparation -- Derivatization -- Separation -- Detection -- Confirmation -- Validation -- Analytical Strategy -- Microbiological Methods -- Immunochemical Methods -- Physicochemical Methods -- Future Trends -- Index.