Pharmacology (from Greek f??µa???, pharmakon, 'poison in classic Greek; drug in modern Greek'; and -????a, 'Study of' -logia) is the branch of medicine and biology concerned with the study of drug action.[1] More specifically, it is the study of the interactions that occur between a living organism and chemicals that affect normal or abnormal biochemical function. If substances have medicinal properties, they are considered pharmaceuticals.
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