The medicine is blue or white tablets, the dose of the active substance is 75, 100 and 150 mg. Tablets have the bitter taste and a slight anesthetic effect on the oral mucosa. Pills may be quickly dissolved in water. Bupron is a second-generation antidepressant. Its effectiveness as an anti-nicotine drug is based on the suppression of psychological dependence on nicotine (nicotine dependence), as well as on the direct antidepressant effect, which reduces the negative manifestations that appear when a person gives up smoking.