Adverse drug reaction is a condition that describes the harmful effects associated with the usage of given medication for a particular disorder or illness. The adverse drug reactions may occur as a result of single dose or prolonged administration of a drug and or combination of two or more drugs. The adverse drug reactions always imply the harmful and or stressful effects or even the injury that are not favorable to the body. These effects that are generated as a result of adverse drug reactions are abbreviated as adverse drug events. The field of pharmacology that deals with the study of adverse drug reactions is termed as Pharmacovigilance. The adverse drug reactions may be limited to its local area of action or can be systemic where it spreads throughout the systemic circulation. The adverse drug reactions are further classified depending upon the cause of its reaction and secondly on the seriousness and or severity imposed by the reaction in the body. A journal is a periodical publication intended to further progress of science, usually by reporting new research. Most journals are highly specialized, although some of the oldest journals publish articles, reviews, editorials, short communications, letters, and scientific papers across a wide range of scientific fields. Journals contain articles that peer reviewed, in an attempt to ensure that articles meet the journal's standards of quality, and scientific validity. Each such journal article becomes part of the permanent scientific record.
Last date updated on December, 2020