What is Pharmacology? Pharmacology a scientific discipline that studies drug action mechanism Drugs are chemical substances that alter the basic functions of the body. There is no definitive line between drug,food and poison On a pharmacological term,drugs are chemicals that have therapeutic functions Divisions of pharmacology Clinical pharmacology (in vivo drug action) Toxicology(harmful effect of a drug on body) Pharmacogenomics(genetic variations that alter response of body to drugs) Pharmacogenomics(use genomics approach to identify and characterize new drugs) Neuropharmacology,immunopharmacology, etc(study drug effects in respective systems)What is Pharmacology? • Pharmacology a scientific discipline that studies drug action mechanism • Drugs are chemical substances that alter the basic functions of the body. • There is no definitive line between drug, food and poison • On a pharmacological term, drugs are chemicals that have therapeutic functions Divisions of pharmacology • Clinical pharmacology (in vivo drug action) • Toxicology (harmful effect of a drug on body) • Pharmacogenomics (genetic variations that alter response of body to drugs) • Pharmacogenomics (use genomics approach to identify and characterize new drugs) • Neuropharmacology, immunopharmacology, etc (study drug effects in respective systems)