IntroductionOne of the most hazardous environmental classes of pollu-tants is drugs. Drugs are of scientific and public concern asnewly recognized classes of environmental pollutants and arereceiving considerable attention with respect to their envi-ronmental fate and toxicological properties (Kümmerer, 2009;Fatta-Kassinos et al., 2011). Many of these drug compoundsare not completely removed by wastewater treatment plants(WWTPs) and municipal effluents as well as effluents fromhospitals and pharmaceutical manufacturing facilities have