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NCI Dictionary of Cancer Terms

Zyban  listen  (ZY-ban)

  A drug used to treat depression and certain other disorders. It is also used to help people stop smoking. Zyban increases the levels of the chemicals dopamine, serotonin, and norepinephrine in the brain. This helps improve mood and can lessen cravings for nicotine. It is a type of antidepressant and a type of nicotine receptor antagonist. Also called bupropion hydrochloride and Wellbutrin.