What is drug abuse?
Definition – “Compulsive, excessive, and self-damaging use of habit forming drugs or substances, leading to addiction or dependence, serious physiological injury and/or psychological harm (such as dysfunctional behavior patterns, hallucinations, memory loss), or death is called drug abuse. Drug abuse is also called substance abuse. “ It also includes intentional inhalation of household or industrial chemicals for their mind-altering effects. Tobacco use and problem drinking are sometimes included in the definition of drug abuse. Many drugs that are abused are also addictive; they cause cravings and a continued desire to use them despite negative consequences.
The term has a huge range of definitions related to taking a psychoactive drug or performance enhancing drug for a non-therapeutic or non-medical effect. All of these definitions imply a negative judgment of the drug. Some of the drugs most often associated with this term include alcohol, amphetamines, barbiturates, benzodiazepines cocaine, methaqualone, and opioids. Use of these drugs may lead to criminal penalty in addition to possible physical, social, and psychological harm, both strongly depending on local authority.
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The term has a huge range of definitions related to taking a psychoactive drug or performance enhancing drug for a non-therapeutic or non-medical effect. All of these definitions imply a negative judgment of the drug. Some of the drugs most often associated with this term include alcohol, amphetamines, barbiturates, benzodiazepines cocaine, methaqualone, and opioids. Use of these drugs may lead to criminal penalty in addition to possible physical, social, and psychological harm, both strongly depending on local authority.
The above quoted sentence belongs to the website (http://www.businessdictionary.com/definition/drug-abuse.html)