Smoking and Quitting Smoking (cont.)
What methods can help a person quit smoking?
Several methods are available to assist those who decide to quit smoking. The
main categories of methods are:
- changing the behavior that is associated with smoking;
- self-help literature;
-
nicotine replacement therapy; and
- prescription smoking cessation aids.
Each method
actually offers several different options. Moreover, combinations of the methods
usually are necessary, and no one combination will work for everyone. In fact,
it may be necessary to try several different methods or combinations of methods
before success is achieved.
Behavioral modification and self-help literature to quit
smoking
Due to the addictive nature of nicotine, some form of behavioral modification
is often necessary for successful cessation of smoking. Educational programs,
hypnosis, and aversion therapy (learning how to avoid cigarettes) are a few
options. Smokers may be counseled to avoid specific triggers or situations that
lead to smoking. For example, instead of awakening and grabbing a cigarette at
the bedside or smoking immediately after a meal, people may be encouraged to
replace the urge to smoke with another activity, such as, taking a walk or
reading a book.
Numerous associations and societies, for example, the American Cancer
Society, American Heart Association, and the American Lung Association, have
developed brochures to help smokers quit smoking.
Nicotine replacement therapy to quit smoking
Nicotine replacement therapy (NRT) became available over
the counter in the 1990's. The purpose of nicotine replacement therapy is to substitute another source of
nicotine while cigarettes are discontinued. By this means, the habit of smoking
is eliminated, even though the addiction to nicotine remains intact. But at the
same time, nicotine replacement therapy eliminates the symptoms of withdrawal that can trigger more smoking. In
addition, behavioral counseling to change smoking-related behavior usually is
necessary. Once cigarettes have been replaced during nicotine replacement
therapy, the amount of nicotine
is then gradually reduced.
Currently, there are different forms of nicotine replacement therapy available over-the-counter
and include:
- nicotine transdermal systems or patches (Nicoderm CQ and Nicotrol),
- nicotine
polacrilex resin or gum (Nicorette), and
- nicotine lozenges (Commit).
The nicotine patch (Nicoderm CQ and Nicotrol)
contains nicotine that is stored within a specially designed support or matrix.
Once applied, the nicotine transdermal system steadily release nicotine that is
absorbed across the skin and into the blood stream. The gum contains nicotine
that is released slowly upon chewing and "parking". Parking refers to the action
of shifting the gum to one side of the cheek after chewing in order to speed the
absorption of nicotine. Nicotine lozenges contain
nicotine within a hard candy that allows for slow release of nicotine as the
candy dissolves in the mouth. A program for slowly weaning users from nicotine
replacement products is provided by each product's manufacturer.
The nicotine
patch, Nicoderm CQ, is available in three strengths; 21, 14, and 7 mg. People
are advised to begin with the 21 mg patch if they smoke more than 10 cigarettes
per day or the 14 mg patch if they smoke less than 10 cigarettes per day. After
six weeks of wearing the initial patch strength, the next lowest patch strength
is worn for two weeks. If therapy was started with the 21 mg patch, an
additional two weeks is required for the 7mg patch. A maximum of eight or 10
weeks, depending upon the strength of the first patch used, is recommended for a
successful quitting program. The Nicoderm CQ patch can be worn for 16 hours
(from awakening until bedtime) or 24 hours if the urge to smoke is great upon
awakening.
Nicotrol is available as a 15 mg patch, and should be worn no more
than 16 hours per day. Nicotrol may be worn for up to six weeks.
The side
effects commonly seen with patches are burning, itching, or redness at
the site of the patch, headache, insomnia, nervousness, dizziness, cough, rash,
joint
aches, painful menstruation,
and changes in taste.
The gum, Nicorette, is
available in a variety of flavors in 2 strengths; 4 and 2 mg. Patients are advised to begin with the 4
mg piece of gum if they smoke more than 25 cigarettes per day or the 2 mg piece
if they smoke fewer than 7 cigarettes per day. No more than 20 pieces of the 4
mg strength or 30 pieces of the 2 mg strength should be chewed in one day.
Initial weaning from treatment should begin after 2 to 3 months and be completed
by 4 to 6 months. The most common side effects with
Nicorette are aching jaws or soreness of the gums, changes in taste, abdominal
(gastrointestinal)
discomfort, hiccups, nausea, vomiting, and
belching.
Commit nicotine lozenges are available
in 2 or 4 mg doses. One dose consists of one lozenge, and no more than 20 doses
should be consumed in one day. The manufacturers of Commit recommend choosing
the proper dosage based upon when you usually have the first cigarette of your
day. According to the manufacturer's instructions, if you smoke within 30
minutes of getting up in the morning, you should use the stronger 4 mg dose. If
not, you should use the 2 mg lozenges.
Biting or chewing nicotine lozenges
instead of allowing them to dissolve can lead to indigestion or
heartburn. You should
not eat or drink anything while the lozenge is in your mouth. The lozenges will
last for about 20-30 minutes when allowed to dissolve in the mouth. The most
commonly reported side effects with nicotine lozenges are indigestion, throat
irritation, soreness of the teeth or gums, insomnia, nausea,
hiccups, coughing, heartburn, headache, and
flatulence.
How effective is nicotine replacement therapy?
Approximately 25% of patients successfully stop smoking with nicotine patch
therapy. The success rate with nicotine gum is similar. There have not yet been
studies to compare the effectiveness of nicotine lozenges to the patch or gum.
The rate of success for nicotine replacement therapy increases 35% to 40% when intensive behavioral counseling is added.
Next: What prescription products are available for smoking cessation? »
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