nicotine gum

nicotine,

n a poisonous alkaloid found in tobacco and responsible for many of the effects of tobacco. It is first a stimulant (small doses) and then a depressant (larger doses). It is highly addictive.

nicotine gum,

n brand name: Nicorette (nicotine polacrilex); an over-the-counter chewable product containing the chemical nicotine. It is used for tobacco cessation.

nicotine inhaler,

n a prescription inhalation device consisting of a mouthpiece into which a cartridge is inserted to deliver nicotine in gradually diminishing doses over time. It is used for tobacco cessation.

nicotine lozenge,

n an over-the-counter dissoluble tablet that releases nicotine. It is used for tobacco cessation.

nicotine nasal spray,

n a prescription nicotine-containing liquid that the user self-administers through the nose. It is used for tobacco cessation.

nicotine patch (nicotine transdermal system),

n brand names: Habitrol, Nicoderm, Nicotrol, ProStep; an over-the-counter press-on patch that releases nicotine slowly into the body through the skin. It is used for tobacco cessation.

nicotine replacement therapy,

n a tobacco cessation method intended to reduce nicotine cravings and ease the symptoms of withdrawal by substituting another source of nicotine, such as a specially formulated lozenge, gum, nasal spray, inhalant, or skin patch for tobacco products.

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nicotine gum

Nicotine polacrilex A masticant that slowly releases nicotine, ameliorating the effects of tobacco withdrawal and the intensity of relapse factors–eg, weight gain