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Asthma
CLPH 471 Exam 1
117
Pharmacology
Professional
01/29/2012

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Term
Intermittent Asthma
Symptoms:
Nighttime awakenings:
SABA use:
Interference with normal activity:
Lung Function:
Definition
Symptoms: less than 2 days/week
Nighttime awakenings: <2x/month
SABA use: <2days/week
Interference with normal activity: non
Lung function:
-FEV1 normal between exacerbations
-FEV1 >80% of predicted
-FEV1/FVC is normal
Term
Treatment of Intermittent Asthma
Definition
Long-term control: none needed
Quick Relief: SABA
Education:
-basic facts about asthma
-inhaler use
Term
B2 agonist MOA
Definition
relaxes bronchial smooth muscle through action on the beta 2 receptor
Term
Short-acting bronchodilators
B2 agonists
Definition
albuterol
levalbuterol
pirbuterol
Term
Albuterol brand names
Definition
Ventolin, Proventil, ProAir
Term
Albuterol HFA inhaler
Definition
90 mcg/puff
2 puffs q4-6h prn symptoms
Term
Albuterol nebulizer solution
(less than 5 years old)
Definition
0.63 - 2.5 mg in 3 mL of saline q4-6h prn
Term
Albuterol nebulizer solution
(greater than 5 years old)
Definition
1.25 - 5 mg in 3 mL of saline q4-8h prn
Term
Levalbuterol brand name
Definition
Xoponex
Term
Levalbuterol HFA inhaler
Definition
45 mcg/puff
2 puffs q4-6h prn
Term
Levalbuterol nebulizer solution
(less than 5 years old)
Definition
0.31 - 1.25 mg q4-6h prn symptoms
Term
Levalbuterol nebulizer solution
(5-11 years old)
Definition
0.31 - 0.63 mg q4-6h prn symptoms
Term
Levalbuterol nebulizer solution
(greater than 12 years old)
Definition
0.63 - 1.25 mg q4-6h prn symptoms
Term
HFA inhaler technique
Definition
Shake well before use
Inhaler should be primed before first use and if not used in 2 weeks (spray 4 puffs before using)
Patient should hold canister upright; make a tight seal around the mouthpiece, and breath in while pressing actuator slowly
Patient should hold breath for up to 10 seconds
Requires coordination for max effect
Term
Mild Persistent Asthma
Symptoms:
Nighttime awakenings:
SABA use:
Interference with normal activity:
Lung function:
Definition
Symptoms: >2days/week but not daily
Nighttime awakenings: 3-4x/month
SABA use: >2days/week but not daily and not more than 1x/day
Interference with normal activity: minor
Lung function:
-FEV1 >80% of predicted
-FEV1/FVC is normal
Term
Treatment of Mild Persistent Asthma
Definition
Long-term control: low dose ICS
Quick relief: SABA
Patient education:
-asthma facts
-proper inhaler technique
-role of each medication and proper use
-environmental factors
Term
ICS
Definition
beclomethasone (QVAR)
budesonide (Pulmicort)
ciclesonide (Alevsco)
Flunisolide (Flovent)
mometasone (Asmanex)
Term
Cortocosteroid MOA
Definition
Anti-inflammatory actions: suppress cytokine production
-reduce mucus production and secretion
-reduce bronchial hyperresponsiveness
-prevent and reverse airway remodeling
Improve response to B2 agonists
-increase number of B2 receptors
Term
Beclomethasone brand name
Definition
QVAR
Term
beclomethasone HFA inhaler (low dose)
Definition
80-240 mcg/day in divided doses BID
Term
beclomethasone HFA inhaler (medium dose)
Definition
240-480 mcg/day in divided doses BID
Term
beclomethasone HFA inhaler (high dose)
Definition
>480 mcg/day in divided doses BID
Term
budesonide brand name
Definition
Pulmicort
Term
budesonide flexhaler available strengths
Definition
90 mcg/puff, 180 mcg/puff DPI
Term
budesonide flexhaler (low dose)
Definition
180-600 mcg/day in divided doses BID
Term
budesonide flexhaler (medium dose)
Definition
>600-1200 mcg/day in divided doses BID
Term
budesonide flexhaler (high dose)
Definition
>1200 mcg/day in divided doses BID
Term
budesonide respules strenghts
Definition
suspension for nebulization
0.25/2mL, 0.5/2mL, 1mg/2mL
Term
DPI technique
Definition
Load med into inhaler (if necessary)
Device manipulated to release powder form of medication (twist, flip cap, etc)
Patient should breath out, place mouth around the mouthpiece, and inhale deeply and forcefully
Avoid breathing into the inhaler
Requires forceful breathing for max effect
Term
ciclesonide brand name
Definition
Alevsco
Term
ciclesonide HFA inhaler strenghts
Definition
90 mcg/puff 180 mcg/puff
Term
ciclesonide HFA inhaler (low dose)
Definition
160-320 mcg/day in divided doses BID
Term
ciclesonide HFA inhaler (medium dose)
Definition
>320-640 mcg/day in divided doses BID
Term
ciclesonide HFA inhaler (high dose)
Definition
640 mcg/day in divide doses BID
Term
flunisolide brand name
Definition
AeroBid
Term
flunisolide HFA inhaler strength
Definition
250 mcg/puff
Term
flunisolide HFA (low dose)
Definition
500-100 mcg/day in divided doses BID
Term
flunisolide HFA (medium dose)
Definition
>1000-2000 mcg/day in divide doses BID
Term
flunisolide HFA inhaler (high dose)
Definition
>2000 mcg/day in divided doses BID
Term
fluticasone brand name
Definition
Flovent
Term
fluticasone HFA inhaler strenghts
Definition
44 mcg/puff, 110 mcg/puff, 220 mcg/puff
Term
fluticasone HFA inhaler (low dose)
Definition
88-264 mcg/day in divided doses BID
Term
fluticasone HFA inhaler (medium dose)
Definition
264-440 mcg/day in divided doses BID
Term
fluticasone HFA inhaler (high dose)
Definition
>440 mcg/day in divided doses BID
Term
fluticasone diskus DPI strength
Definition
50 mcg/puff
Term
mometasone brand name
Definition
Asmanex
Term
mometasone DPI strenghts
Definition
110 mcg/puff, 220 mcg/puff
Term
mometasone DPI (low dose)
Definition
220 mcg/day daily in the evening or in divide doses BID
Term
mometasone DPI (medium dose)
Definition
440 mcg/day in the evening or in divided doses BID
Term
mometasone DPI (high dose)
Definition
>440 mcg/day in the evening or in divide doses BID
Term
ICS ADR Local
Definition
oropharyngeal candidiasis
-oral thrush
-rinse mouth out after each use
dysphonia
Term
ICD ADR Systemic
Definition
occur with high doses
growth suppression
osteoporosis
cataracts
dermal thinning
adrenal insufficiency
do not occur often
Term
Patient education with ICS
Definition
Proper inhaler technique (DPI vs. HFA)
ICS do not have an immediate effect and should not be relied on for acute symptoms
Patients should rinse mouth out after each use to prevent oral thrush
Encourage compliance with therapy
Term
Moderate Persistent Asthma
Symptoms:
Nighttime awakenings:
SABA use:
Interference with normal activity:
Lung function:
Definition
Symptoms: daily
Nighttime awakenings: >1/week
SABA use: daily
Interference with normal activity: some
Lung function:
-FEV1 >60% to <80%
-FEV1/FVC is reduced 5%
Term
Moderate Persistent Asthma Treatment
Definition
Long-term control:
-low to medium dose ICS
-LABA
Could also use:
-leukotriene modifier
-mas cell stabilizers
Quick relief:
-SABA
Term
LABA
Definition
salmeterol (Serevent)
formoterol (Foradil)
Term
LABA MOA
Definition
work in same manner as SABA
salmeterol is a partial B2 agonist
formoterol is a full agonist
provide >12 hours of bronchodilation
formoterol has a shorter onset
neither is approved for quick relief
Term
Salmeterol brand name
Definition
Serevent
Term
Formoterol brand name
Definition
Foradil
Term
salmeterol DPI strenghth
Definition
50 mcg/puff
Term
salmeterol dose
Definition
50 mcg BID
Term
formoterol Aerolizer DPI strenghth
Definition
12 mcg/puff
Term
formoterol Aerolizer DPI dose
Definition
12 mcg/BID
Term
formoterol Perforomist strength
Definition
20 mcg/2mL solution for nebulization
Term
formoterol Perforomist dose
Definition
20 mcg BID
Term
LABA ADR
Definition
Black Box Warning
-may increase risk of asthma-related death
-risk may be greater in blacks
Rare, paradoxical bronchospam
Tremor, anxiety, chest pain, palpitatoin, diarrhe, nausea
Term
Patient counseling on LABA
Definition
LABA inhalers are not rescue inhalers
Those with separate LABA and ICS inhalers need to be sure to use BOTH
Proper use of inhaler
Term
fluticasone and salmeterol brand name
Definition
Advair
Term
fluticasone and salmeterol DPI strengths
Definition
100/50 mcg, 250/50 mcg, 500/50 mcg
Term
fluticasone and salmeterol HFA strengths
Definition
44/21 mcg, 115/21 mcg, 230/21 mcg
Term
budesonide and formoterol brand name
Definition
Symbicort
Term
budesonide and formoterol HFA inhaler strenghts
Definition
80/4.5 mcg, 160/4.5 mcg
Term
leukotriene receptor antagonists
Definition
zafirlukast (Accolate)
montelukast (Singulair)
Term
5 lipoxygenase inhibitor
Definition
zileuton (Zyflo CR)
Term
5 lipoxygenase MOA
Definition
blocks production of leukotrienes
Term
leukotriene receptor antagonist MOA
Definition
bind to and inhibit the LTD4 receptor
Term
zafirlukast brand name
Definition
Accolate
Term
zafirlukast tablet strengths
Definition
10mg, 20mg
Term
zafirlukast dose
Definition
20 mg PO BID
Term
montelukast brand name
Definition
Singulair
Term
montelukast strengths
Definition
tablet 10 mg
chew tab 4 mg, 5 mg
granules 4 mg packet
Term
montelukast dose
Definition
10 mg PO daily in the evening
Term
montelukast and CYPs
Definition
weak inhibitor of CYP2C8 and 2C9
major substrate of CYP2C9 and 3A4
Term
zileuton brand name
Definition
zyflo CR
Term
zileuton strength
Definition
600 mg ER tablet
Term
ziletuon dose
Definition
1200 mg PO BID
Term
zileuton and CYPs
Definition
moderate CYP1A2 inhibitor
minor CYP1A2, 2C9, and 3A4 substrate
Term
leukotriene modifier ADR
Definition
Neuropsychotic events
Rare but serious Churg-Strauss syndrome
Increased hepatic transaminases
Term
mast cell stabilizer
Definition
cromolyn sodium (Intal)
Term
mast cell stabilizer MOA
Definition
mast cell stabilizers prevent mast cells from releasing inflammatory mediators
Term
cromolyn sodium brand name
Definition
Intal
Term
cromolyn sodium MDI strength
Definition
800 mcg/inhalation
Term
cromolyn sodium MDI dose
Definition
2-4 puffs (1600-3200 mcg)3-4 times daily
(as a prophylactic 2 inhalations 10-15 minutes before exposure)
Term
cromolyn sodium solution for nebulizer strength
Definition
20 mg/2mL
Term
cromolyn sodium solution dose
Definition
20 mg by inhalation 4 times daily
Term
mast cell stabilizer ADR
Definition
high incidence of unpleasant taste in mouth
rare cardiac arrhythmia
coughing, dyspnea, sore throat
N/V/D is absorbed systemically
Term
Severe persistent asthma
Symptoms:
Nighttime awakenings:
SABA use:
Interference with daily life:
Lung function:
Definition
Symptoms: throughout the day
Nighttime awakenings: often 7x/week
SABA use: several times daily
Interference with daily life: extremely limited
Lung function:
-FEV1 <60% of predicted
-FEV1/FVC reduced by >5%
Term
Severe persistent asthma treatment
Definition
Long term control
-high dose ICS
-LABA
Other
-omalizumab
-oral corticosteroids
-theophylline
-LTRA
Term
omalizumab brand name
Definition
Xolair
Term
omalizumab MOA
Definition
anti-IgE antibody
binds to IgE receptor on mast cells and basophils
Term
omalizumab dosing
Definition
150-375 mg SC q2-4 weeks
dose is determined by IgE levels and body weight
Term
omalizumab ADR
Definition
black box warning - anaphylaxis
HA, injection site reactions, arthralgias, thrombocytopenia, pharyngitis, sinusitis, URTI
Term
theophylline MOA
Definition
bronchodilation through smooth muscle relaxation by inhibition of PDE3 and 4
increased diaphragm contraction through enhanced calcium uptake
Term
theophylline dosing
Definition
Starting: 10mg/kg/day (MAX 300mg/day)
Increase in 3 days to 400mg/day (children 16mg/kg/day)
Term
theophylline serum conccentration
Definition
5-15mcg/mL (~10-12)
Term
theophylline ADR
Definition
Common
-diarrhea
-tremor
-irritability
-restlessness
-lipid changes
Toxicity
-N/V
-tachycardia
-jitteriness
-insomnia
-seizures
-cardiac tachyarrhytmia
Term
Drugs that decrease clearance of theophylline
Definition
cimetidine
macrolides
allopurinol
quinolones
ticlopidine
zileuton
Term
Drugs the increase clearance of theophylline
Definition
rifampin
carbamazepine
phenobarbital
phenytoin
smoking
Term
Severe Acute Attack
Definition
PEF or FEV1 <50% predicted personal best
Severe symptoms at rest
SABA use: 10 puffs of inhaler today
Duration of symptoms: 2 days
Term
Treatment goals in a severe attack
Definition
correction of hypoxia
rapid reversal of airflow obstruction
reduction of relapse
development of written asthma action plan
Term
Initial treatment of an acute attack
Definition
inhaled B2 agonist and anticholinergic nebulization every 20 minutes or continuously for 1 hour
oxygen therapy
-goal O2 saturation >90%
Term
Corticosteroids in a severe attack
Definition
systemic
-all acute exacerbations
-IV is not better than PO
-treat for 3-10 days
-typically start PO prednisone 60 mg daily
Term
Anticholinergics
Definition
ipratropium
Term
ipratropium MOA
Definition
non-selective muscarinic receptor blocker = bronchodilator
Term
ipratropium use
Definition
nebulized treatment
used with SABA
Term
Asthma Action Plan
Definition
Treatment plan designed with the patient
Green = patient doing well on maintenance treatment
Yellow = asthma is getting worse
-how to use SABA
-if no improvement in 1 hour, prescription for oral steroid burst
Red = medical alert
-signs are same or worse as yellow zone
PF < 50% of best
Term
Pharmacists Role in Asthma
Definition
inhaler technique
education on differences between inhaler types
when to use each inhaler
what to expect with each inhaler
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