Sources of drugs, dosage forms, routes of drug administration, drug nomenclature, drug references, national drug policy including concept and utilization of national essential drug list (NEDL), Thai traditional medicine, drug development and evaluation, pharmacokinetics, pharmacodynamics, pharmacogenomics,  basic principles of toxicology, adverse drug reactions and drug interactions, principles of autacoid pharmacology and drugs acting on autonomic nervous system (ANS), perinatal, pedriatric and geriatric pharmacology, principles of rational drug prescribing and prescription writing.