Both biopharmaceutics and pharmacokinetics are areas of study within the pharmaceutical industry that can be utilized to enhance the efficacy of drug treatments, contribute to the advancement of drug products, and develop pharmacokinetics-pharmacodynamics models as well as in vitro-in vivo correlations. The fields of biopharmaceutics & pharmacokinetics are broken down into their fundamental concepts in this book. In the field of biopharmaceutics, several aspects of a drug’s therapeutic effectiveness, including its biological, physiochemical, and chemical composition, as well as its formulation, are studied. This field of study examines the processes of drug consumption, including absorption, distribution, metabolism, and excretion. Key Attributes: Knowing the fundamentals of biopharmaceutics and pharmacokinetics will assist in comprehending the many processes and advancements that have been made in drug creation, product development, therapeutic drug monitoring, and other areas. This book covers every subject in detail as The Field of Biopharmaceutics: An Overview Absorption of Medicines via the Gastrointestinal Tract Distribution of Drugs Elimination of Drugs an Introduction to the Study of Pharmacokinetics One Compartment Open Model Multi-compartment Models Multiple Dose Regimens a Nonlinear Approach to Pharmacokinetics Pharmacokinetics that are not compartmentalized Bioaccessibility as well as Bioequivalence.