Substance use disorders are a type of substance-related disorder that involves a pathological pattern of behavior in which patients continue to use a substance despite experiencing significant problems related to its use.
There may also be physiological manifestations, including changes in brain circuits.The substances involved are typically members of the 10 drug classes that typically cause substance-related disorders.
The problem caused by the abuse of prescription drugs and illegal substances is transversal to all socio-economic groups.Recreational drug use, while not generally sanctioned by society, is not a new phenomenon, and has existed in one form or another for centuries.
People have used substances for a variety of reasons:To change or improve the moodAs part of religious ceremoniesTo get spiritual enlightenmentTo improve performanceSome consumers are apparently free; they tend to use drugs episodically in relatively small doses, avoiding the onset of clinical toxicity and the development of tolerance and physical dependence.
plant-based extracts); they contain a mixture of psychoactive compounds in relatively low concentrations and are not synthetic psychoactive substances.EtiologyPeople with a substance use disorder usually move from experimentation to casual use to eventually intense use and sometimes substance use disorder.
A substantial portion of these drugs is neglected, as they represent an important source for children, adolescents and adults who wish to use them for non-medical purposes.