response to drugGo to external page http://purl.obolibrary.org/obo/GO_0042493
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a drug stimulus. A drug is a substance used in the diagnosis, treatment or prevention of a disease.
Synonyms: drug susceptibility/resistance drug resistance