Smoking, Asthma, COPD Flashcards
True/False: Smoking is bad for you.
True
Name 3 First line options for smoking cessation.
- Nicotine gum
- Nicotine Lozenge
- Transdermal Nicotine Patch
Pregnancy Category of Nicotine Gum?
Category D
ADRs of Nicotine Gum? (Nicorette)
Mouth soreness
hiccups
dyspepsia
aching jaw
What route of absorption does Nicotine Gum use? (Nicorette)
Buccal Absorption
MOA of Nicorette?
Resin complex: nicotine, polacrilin
Sugar free chewing gum base
Contains buffering agents to enhance buccal absorption of nicotine
MOA of Nicotine Lozenge?
Nicotine polacrilex formulation: delivers 25% more than gum
Sugar free
Contains buffering agents to enhance buccal absorption of nicotine
MOA of Nicotein Transdermal Patch? (Nicoderm CQ)
Nicotine = well absorbed across skin
Delivery to systemic circulation avoids hepatic first-pass metabolism
Plasma nicotine levels are lower and fluctuate less than
Can you Swim or Cut Nicotine patch?
Yes Swim
NO Cut
ADR of Nicotine Lozenge?
Nausea, hiccups, cough, heartburn, headache
ADR of Nicotine Patch?
1st hour: Mild itching, burning, tingling
Others: vivid dreams/sleep disturbances, HA, local skin rxns. (rotate patch site, use steroid cream.)
MOA of Nicotine Inhaler?
Delivers 4 mg nicotine vapor over 80 puffs, absorbed across buccal mucosa
(Try not to inhale)
How long must you wait to eat or drink after Nicotine Inhaler (Pfizer)
15 minutes
ADR of Nicotine Inhaler?
Mild irritation of the mouth or throat (40%) Cough (32%) Headache Rhinitis (23%) Dyspepsia (indigestion)
MOA of Varenicline (Chantix)
Non-nicotine cessation aid, partial nicotinic receptor agonist.
Binds with high affinity and selectivity at a4b2 neuronal nicotinic acetylcholine receptors: stimulates low-level agonist activity, competitively inhibits binding of nicotine
Clinical effects: Symptoms of nicotine withdrawal, blocks dopaminergic stimulation responsible for reinforcement & reward associated with smoking
When should pt begin Varenicline (Chantix)
Patients should begin therapy 1 week PRIOR to their quit date. The dose is gradually increased to minimize treatment-related nausea and insomnia.
Major Warnings with Varenicline (Chantix)
Neuropsych symptoms/Suicidality
Cardiovascular events
Other ADRs with Varenicline (Chantix)
Common: N/V, sleep disturbances [insomnia, abnormal dreams], constipation, FARTS!
Uncommon: hypersensitivity, serious skin rxn, accidental injury
What must patient do with every dose of Varenicline (Chantix)
Drink a full Glass of Water!
MOA of Bupropion [Wellbutrin, Zyban]?
Unclear
Blocks DA and NE reuptake
(Use with other Nicotine Replacement Therapies)
CI with Bupropion (Wellbutrin)
SEIZURES, h/o eating disorders, use of MAO-I
ADRs of Bupropion (Wellbutrin, Zyban)?
Dry mouth, insomnia, weight loss or may delay weight gain
Pregnancy Category of Clonidine?
Category C… for Clonidine
What special consideration do you have to consider when taking a patient off Clonidine?
Must taper dosing due to rebound hypertension
ADRs of Clonidine?
Dry mouth (40%)
Drowsiness (33%)
Dizziness (16%)
Sedation, constipation (10%)
Pregnancy category of Nortriptyline?
Category D
3 Warnings when with Nortriptyline?
Counsel pts not to drive
Risk of arrhythmias and impaired contractility
Avoid with MAOI
ADRs of Nortriptyline?
Sedation, dry mouth (64 – 78%) Blurred vision (16%) Urinary retention Lightheadedness (49%) Tremor (23%)
When should you start a patient on Nortriptyline for smoking cessation?
Start 10 – 28 days prior to quit date to reach steady state