types of illegal drugs and their effects pdf

Types of illegal drugs and their effects pdf

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Tolerance, Dependence And Withdrawal

Understanding Illicit Drugs

Effects of Drug Addiction on the Brain

The Effects of Drug Abuse on Health

Substance abuse , also known as drug abuse , is use of a drug in amounts or by methods which are harmful to the individual or others. It is a form of substance-related disorder. Differing definitions of drug abuse are used in public health, medical and criminal justice contexts. In some cases criminal or anti-social behaviour occurs when the person is under the influence of a drug, and long term personality changes in individuals may occur as well.

Tolerance, Dependence And Withdrawal

A drug is any substance that causes a change in an organism's physiology or psychology when consumed. Consumption of drugs can be via inhalation , injection , smoking , ingestion , absorption via a patch on the skin, suppository , or dissolution under the tongue. In pharmacology , a drug is a chemical substance, typically of known structure, which, when administered to a living organism, produces a biological effect. Pharmaceutical drugs are often classified into drug classes —groups of related drugs that have similar chemical structures , the same mechanism of action binding to the same biological target , a related mode of action , and that are used to treat the same disease. Another major classification system is the Biopharmaceutics Classification System.

Understanding Illicit Drugs

Medications or pharmaceuticals are also drugs and are regulated differently dependent on their level of health risk. Short-term health harms. Short-term health harms are those that can occur as a result of an episode of use, or, in the case of medications, inappropriate use. These vary markedly depending on the drug being used type, amount etc and may be from the drug itself or from the manner in which the drug is taken. For information about the short-term health effects of a specific illicit drug, visit the page called Misused substances. A person is described as having taken an overdose if they suffer a medical emergency as a result of accidentally or intentionally using a larger amount of a drug than normal. This type of overdose can result from both taking too much of a prescribed drug or too much of an illicit drug or a combination of drugs.

Not a MyNAP member yet? Register for a free account to start saving and receiving special member only perks. Regardless of the factors at work, it is the ultimate goal of the nation's investment in drug abuse research to take more effective measures to prevent drug abuse and to reduce its associated costs and consequences. A comprehensive assessment of knowledge and research opportunities on the multiple consequences of drug abuse would have far exceeded the committee's allowable time frame and expertise. Consequently, it chose to focus on three areas that involve pronounced social consequences, where the need for strategic interventions are greatest: 1 the transmission and course of HIV infection; 2 fetal and child development; and 3 violent behavior.

Effects of Drug Addiction on the Brain

This study uses a functional perspective to examine the reasons young people cite for using psychoactive substances. The study sample comprised young poly-drug users recruited using snowball-sampling methods. Data on lifetime and recent frequency and intensity of use for alcohol, cannabis, amphetamines, ecstasy, LSD and cocaine are presented.

Physicians have long recognized that different types of drugs affect people differently. Nonetheless, drugs may be categorized or classified according to certain shared symptomatologies or effects. The DRE categorization process is premised on these long-standing, medically accepted facts. DREs classify drugs in one of seven categories: central nervous system CNS depressants, CNS stimulants, hallucinogens, dissociative anesthetics, narcotic analgesics, inhalants, and cannabis. Drugs from each of these categories can affect a person's central nervous system and impair a person's normal faculties, including a person's ability to safely operate a motor vehicle.

The Effects of Drug Abuse on Health

Foreign data. Theoretical Models. Economic-compulsive link. Types of crime committed by drug users. Systemic link. The suggestion that drugs lead to crime ignores the impact that living conditions can have on an individual and takes no account, according to Serge Brochu an expert in this field , of a body of data showing that most illegal drug users in Canada and elsewhere will never be regular users. It bears repeating that drug use is still, for the most part, a sporadic, recreational, exploratory activity.

With approximately 22 million users nationwide, illicit drugs include some of the most prevalent and potentially dangerous substances around. Treatment Center Locator. With just 30 days at a rehab center, you can get clean and sober, start therapy, join a support group, and learn ways to manage your cravings.

2 comments

  • Louise C. 03.05.2021 at 15:13

    All illegal drugs have immediate physical effects, which you can read about in this brochure. But drugs can also severely hin- der psychological and emotional.

    Reply
  • Sophie C. 05.05.2021 at 20:40

    Research shows.

    Reply

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