Nicotine is a highly addictive psychoactive chemical. Tobacco also contains nicotine, which is a highly addictive psychoactive drug. Heroin is an opiate that is highly addictive. Hookah smokers inhale nicotine, which is an addictive chemical. Snus usually contains nicotine, which is highly addictive. They contain nicotine, which is the reason these products are highly addictive. These products contain nicotine, which is the reason these products are highly addictive. Consumption results in pleasurable, likely addictive, effects in the brain. Benzodiazepines are regarded as a highly addictive drug class. Morphine is addictive and prone to abuse. Outcome expectancy refer to an individual's expectations about the psychoactive effects of an addictive substance. This contrasts with the regulatory regime for other highly addictive drugs. Some argue the game has addictive qualities. Zopiclone may be more addictive than benzodiazepines. Use of social media cures loneliness and satisfies a compulsion for addictive behaviors.