Drug is a substance which may have medicinal, hallucinating, enhancing or other effects when taken into a human body and is not considered a food. In pharmacology, a drug is a chemical substance that is used in the treatment, prevention or diagnosis of a disease and or else used to enhance or modify physical and or mental well-being of an individual. Opioids or hallucinogens are the chemical substance that affects the central nervous system and are classified as recreational drugs. These drugs are perceived for the beneficial effects through its usage but some drugs can cause addiction and or habituation. Depending upon the disorder or any form of discomforts in the body, drugs can be prescribed for a limited duration of time or can be used on a regular basis for chronic disorders. Drugs are distinguished from endogenous biochemical in the aspect of its being introduction from outside into the body. Drugs whether it is medicinal or recreational can be administered in the body in a number of ways like orally, sublingually, topically, etc depending upon its target area and or time lapse expected. 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 June, 2014