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Substance use disorder (SUD) is the persistent use of drugs despite substantial harm and adverse consequences to self and others. [8] Related terms include substance use problems [9] and problematic drug or alcohol use. [10] [11] Substance use disorders vary with regard to the average age of onset. [12]
The drugs used are often associated with levels of substance intoxication that alter judgment, perception, attention and physical control, not related with medical effects. It is often thought that the main used substances are illegal drugs and alcohol; however it is becoming more common that prescription drugs and tobacco are a prevalent problem.
Of these, 27 million have high-risk drug use—otherwise known as recurrent drug use—causing harm to their health, causing psychological problems, and or causing social problems that put them at risk of those dangers. [2] [3] In 2015, substance use disorders resulted in 307,400 deaths, up from 165,000 deaths in 1990.
Substance-induced psychosis (commonly known as toxic psychosis or drug-induced psychosis) is a form of psychosis that is attributed to substance intoxication, withdrawal or recent consumption of psychoactive drugs. It is a psychosis that results from the effects of various substances, such as medicinal and nonmedicinal substances, legal and ...
Substance use, also known as drug use, is a patterned use of a substance (drug) in which the user consumes the substance in amounts or with methods which are harmful to themselves or others. The drugs used are often associated with levels of substance intoxication that alter judgment, perception, attention and physical control, not related with ...
Addiction is a progressive psychiatric disorder that is defined by the American Society of Addiction Medicine as "a primary, chronic disease of brain reward, motivation, memory and related circuitry." It is characterized by the inability to control behavior, it creates a dysfunctional emotional response, and it affects the users ability to ...
A drug-therapy (related) problem can be defined as an event or circumstance involving drug treatment (pharmacotherapy) that interferes with the optimal provision of medical care. In 1990, L.M. Strand and her colleagues (based on the previous work of R.L Mikeal [ 3 ] and D.C Brodie, [ 4 ] published respectively in 1975 and 1980) classified the ...
Substance dependence, also known as drug dependence, is a biopsychological situation whereby an individual's functionality is dependent on the necessitated re-consumption of a psychoactive substance because of an adaptive state that has developed within the individual from psychoactive substance consumption that results in the experience of withdrawal and that necessitates the re-consumption ...