The term pharmacology is obtained from the Greek word “pharmakon” meaning as drug and “logos” means the study or science. The term “drug” is derived from the French word ”drogue” denotes” dry herb”.
PHARMACOLOGY:- is the study of drugs. Drugs are the chemical substance that produce therapeutically useful effects.
Pharmacist: A person licensed to prepare and dispense drugs
Pharmacokinetics: It is the study of how medications enter the body, reach their site of action, are metabolized and exit the body
Pharmacodynamics: It is the study of drugs – their mechanism of action, pharmacological action and their side effects which deals with “what the drug does to the body”