Cocaine

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…to use the drug every year. Peer pressure is the leading reason why people begin to take the addictive drug. Other reasons for using the drug include rebelliousness, low self esteem, and alienation. After using the drug once it is like a vacuum sucking a person in to do it again and again. After a short lived high a person experiences anxiety, depression, irritability, extreme fatigue. And paranoia. Heavy users have compulsive patterns of behavior.