The terms âdrug allergy,â âdrug hypersensitivity,â and âdrug reactionâ are often used interchangeably. Drug reactions encompass all adverse events related to drug administration, regardless of etiology. Drug hypersensitivity is defined as an immune-mediated response to a drug agent in a sensitized patient.
By extension, the term manichean is widely applied (often used as a derogatory term) as an adjective to a philosophy of moral dualism, according to which a moral course of action involves a clear (or simplistic) choice between good and evil, or as a noun to people who hold such a view.
Vitalism is the philosophical doctrine that life has a quality independent of physical and chemical laws, such as an immaterial soul. It therefore is opposed to naturalism, the belief that only the natural world exists. Vitalism is also the basis for the modern spiritual belief in a life force or energy.