This Eleventh Edition text offers a comprehensive presentation of the fundamental principles and basic techniques involved in applying pharmaceutical calculations in community, hospital and industrial settings. New chapters cover contemporary compounding, calculations involving veterinary pharmaceuticals, body mass index and the nutrition label calculations associated with plant extractives, and a miscellaneous chapter combining relevant calculation topics from formerly separate appendices. Important changes to existing chapters include the incorporation of dosing considerations in chemotherapy and heparin dosing; calculations relevant to body electrolyte and water requirements; the quantitative determination of active drug moiety when present in chemically combined forms; and, a revised treatment of aliquot measuring. Includes over 100 new practice problems.