1Preformulation 2 Solubilization and solubilized system 3 Dissolution study 4 stability study 5 Absorption of drugs 6 Distribution of drugs 7 Biotransformation of drugs 8 Excretion of drugs 9 Pharmacokinetic parameters 10 Pharmacokinetic Models 11 Nonlinear Pharmacokinetics 12 In vitro in vivo correlation References