pharmacokinetics chap 4 presentation for university chapter 3 biological half life and VOD presentation Pharmacokinetics--Pharmacokinetics is the science of the kinetics of drug absorption, distribution, metabolism and excretion of drugs. Pharmacokinetics--Pharmacokinetics is the science of the kinetics of drug absorption, distribution, metabolism and excretion of drugs. Share Multicompartment Models --Contrary to the mono-exponential decay in the simple one compartment model