Long-term effects of a heroin addiction include changes to the physiologic and physical structure of the brain that produce an imbalance in hormonal and neuronal systems, explains the National Institute on Drug Abuse. Th... More »

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Methods for treating addiction include detoxification, group therapy, individual therapy and residential treatment, according to About.com. Addiction treatments include services such as drug testing, medication managemen... More »

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Withdrawal symptoms related to heroin addiction include intense cravings for the drug, feelings of heaviness, extreme muscle and bone pain, and cramping in the arms and legs, according to Delta Medical Center. Patients m... More »

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Immediate effects of heroin on the body include a surge of euphoria, a warm feeling on the skin, a feeling of heaviness in the extremities and nausea, according to the National Institute on Drug Abuse. Users may afterwar... More »

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Short-term effects of opioid use include decreased pain, euphoria, drowsiness, constipation and nausea, and long-term effects include physical dependence and addiction, according to the National Institute on Drug Abuse. ... More »

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Drug addiction is usually treated through a combination of medication and behavioral therapy, according to the National Institute on Drug Abuse. The purpose of drug addiction therapy is to minimize withdrawal symptoms an... More »

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The National Institute on Drug Abuse and the U.S. Drug Enforcement Administration are official sources for information on drug addiction. The National Council on Alcoholism and Drug Dependence is another recognized organ... More »

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