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Drug addiction (dependence) is compulsively using a substance, despite its negative and sometimes dangerous effects. Drug abuse is using a drug excessively, or for purposes for which it was not medically intended. A phy... |
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Opioid Dependence
Opioids are a class of drugs that include both natural and synthetic substances. The natural opioids (referred to as opiates) include opium and morphine.
Amphetamine Dependence
Amphetamines are a group of powerful and highly addictive substances that dramatically affect the central nervous system.
Amphetamines are a group of powerful and highly addictive substances that dramatically affect the central nervous system.
Cocaine Dependence
Cocaine is extracted from the coca plant, which grows in Central and South America. The substance is processed into many forms for use as an illegal drug of abuse.
Cocaine is extracted from the coca plant, which grows in Central and South America. The substance is processed into many forms for use as an illegal drug of abuse.
Nicotine Addiction and Dependence
Nicotine disorders are caused by the main psychoactive ingredient in tobacco. Nicotine is a physically and psychologically addictive drug.
Nicotine disorders are caused by the main psychoactive ingredient in tobacco. Nicotine is a physically and psychologically addictive drug.
Marijuana Dependence
Cannabis, more commonly called marijuana, refers to the several varieties of Cannabis sativa , or Indian hemp plant, that contains the psychoactive drug delta-9-tetrahydrocannabinol (THC).
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