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Published byAddison Moulds Modified over 10 years ago
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Nicotine Gum Nicotine absorbed mucosal membranes 2mg and 4mg strength
Rule of thumb: < 24 cigarettes - 2mg > 24 cigarettes - 4mg Each piece is good for minutes Chew gum until “peppery” taste; “park” between gum and cheek until peppery taste is gone, repeat process Beginners should park on the upper jaw
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Nicotine Gum Pros: Easily imitates individual’s nicotine loading pattern Nicotine reaches brain 5-10 minutes Can be prescribed on regular schedule and/or PRN use Flexibility of use
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Nicotine Gum Cons: Not user friendly; must follow instructions
Difficult with dental work & gum chewers Makes saliva; GI problems Hold gum on upper jaw for first week Spit saliva out Minimal chewing Restrictions with eating and drinking OTC, expensive Difficulties getting off the gum
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Nicotine Patch Six dosages: 21mg, 14mg, 7mg or 15mg, 10mg, 5mg
Both OTC and prescription 16-24 hour doses Place on non-hairy area above the waist Place on a “non-boney” area
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Nicotine Patch Delivery Pattern
hours hours Application 2 hours
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TYPICAL SMOKING PATTERN
Nicotine level before bedtime hours First 2 hours
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Nicotine Patch Pros: User friendly: just stick on and go
Once a day dosing Cons: Dosing issues, Steady-state dosing ≈ 2 hrs to reach therapeutic level Skin reactions Sleep disturbance if worn at night Can cause “dull” pain on “boney” areas Passive aid
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Dosing the Nicotine Patch
For patients who smoke: Dose < 5 cigarettes/day None 5-10 cigarettes/day 14mg/qd 11-20 cigarettes/day 21mg/qd 21-40 cigarettes/day 35mg/qd > 40 cigarettes/day 42mg/qd
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Nicotine Spray Nicotine absorbed through nasal mucosa
1 spray to each nostril after exhale. SHOULD NOT BE INHALED Each bottle contains 100 doses (200 sprays) Not recommended for use more than 5 times an hour or 40 times in 24 hours Prescription medicine
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Nicotine Spray Pros: Quickest absorption (< 5 minutes)
Prescription-covered by most insurance plans Flexibility Cons: First week difficult; burning eyes, throat, nasal discharge, sneezing Poor compliance Problems getting off nasal spray
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Nicotine Inhaler Absorbed through mucosal membranes
Mouthpiece with 10mg cartridge nicotine User “sucks” on mouthpiece to deliver nicotine 3-4 puffs per minute for 5 minutes replaces 1 cigarette Each cartridge good for 80 puffs or 20 minutes Minimum use: 6 cartridges per day Maximum use: 16 cartridges per day
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Nicotine Inhaler Pros: Flexible dosing Hand to mouth behavior
Relatively quick delivery, 5-10 minutes Cons: Frequent use to achieve adequate dosing Throat irritation Prescription medication, expensive; not always covered by insurance plans
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Nicotine Lozenge < 24 cigarettes use 2mg lozenge
Nicotine is absorbed from mucosal membranes Lozenge dissolves while held between cheek and gum User must not suck, chew or swallow lozenge 2mg and 4mg strengths – general rule: < 24 cigarettes use 2mg lozenge >24 cigarettes use 4mg lozenge Use up to 20 lozenges per day – no more than 5 in one hour
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Nicotine Lozenge Pros: Flexibility of use Relatively quick absorption
Cons: Many of same issues as gum Chalky buildup at lozenge site Hard for people not to chew/suck OTC - expensive
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Bupropion Wellbutrin – antidepressant Zyban – smoking cessation aid
Similar effects on brain as nicotine (60% people) Prescription required Begin treatment 7-10 days before quit date 3-6 days 150mg; 4th day 150mg bid Pregnancy Category B Contraindications: seizure disorder, active eating disorder, recent MI, unstable angina, other antidepressants
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Bupropion Pros: Reduces nicotine withdrawal Reduces urge to smoke
Quit rates improved: close to 30% abstinence at 12 months Combination bupropion + NRT’s May be used together 20-30% quit rates NRT or bupropion alone Almost 40% quit rate when combined with NRT
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Bupropion Cons: Can increase blood pressure
Patient with blood pressure issues alone or with NRT Patient sense of discomfort Sleep disturbance Cost
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Second-line Medications
Clonidine Primary use as antihypertensive Research indicates that Clonidine doubles the abstinence rates when compared to a placebo Transdermal or oral delivery Side effects – dry mouth, drowsiness, dizziness, sedation, constipation Can have serious effects if person abruptly stops medication
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Second-line Medications
Nortriptyline Tricyclic antidepressant Increases the rate of abstinence when compared to placebo Side effects – Sedation, dry mouth, blurred vision, urinary retention, lightheadedness, shaky hands May cause arrhythmias, changes in blood flow and contractility – not best for CVD patients
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