Nicotine

nicotine /nic·o·tine/ (nik´o-ten) (nik´o-tin) a very poisonous alkaloid, obtained from tobacco or produced synthetically; used as an agricultural insecticide, and as an aid to smoking cessation.

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nicotine polacrilex  nicotine bound to a cation exchange resin; used in nicotine chewing gum as an aid to smoking cessation.

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nic·o·tine (nk-tn)

n.

A colorless, poisonous alkaloid derived from the tobacco plant and used as an insecticide. It is the substance in tobacco to which smokers can become addicted.

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Nicotine

A colorless, oily chemical found in tobacco that makes people physically dependent on smoking. It is poisonous in large doses.

Mentioned in: Smoking-Cessation Drugs, Smoking

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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

a very poisonous piperidine alkaloid that in its pure state is a colorless, pungent, oily liquid, having an acrid burning taste. It is a constituent of tobacco and is produced synthetically.

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nicotine sulfate

has been used as an anthelmintic but is very poisonous. Signs are dyspnea, tremor and convulsions. Death is due to respiratory paralysis. Has also been used as an insecticide and acaricide. It was once used against sheep scab and is still used against poultry lice.