4 Review-Latest Update
When is it appropriate to use a short acting beta agonist? - CORRECT ANSWERS-
Short acting beta 2 agonist (SABAs) are the drug of choice for acute treatment of
asthma symptoms and exacerbations.
What is the mechanism of action of inhaled muscarinic receptor antagonist? -
CORRECT ANSWERS-Atropine (the prototype of muscarinic receptor antagonists)
prevents the effects of ACh by competitively blocking its binding to muscarinic receptors
in the CNS, peripheral ganglia, and at neuroeffector sites on smooth muscle, cardiac
muscle, and secretory glands.
What inhibits the secretions of the nose, mouth, pharynx, and bronchi and thus causes
dryness of the mucous membranes of the respiratory tract. - CORRECT ANSWERS-
Atropine
Atropine and scopolamine - CORRECT ANSWERS-the inhibition of secretions is esp
marked if secretions is excessive and is the basis for the use of which drugs in
preanesthetic medication.
Atropine - CORRECT ANSWERS-the depression of mucous secretion and the inhibition
of mucociliary clearance is an undesirable side effect of ___ in patients with airway
disease.
Methacholine - CORRECT ANSWERS-Atropine is effective against bronchoconstriction
induced by parasympathomimetic drugs like ______.
Histamine and bradykinin - CORRECT ANSWERS-Atropine also partially antagonizes
bronchoconstriction induced by ___ and ___.
Neuromuscular junction. - CORRECT ANSWERS-Because muscarinic receptor
antagonist cause little blockade of the effects of ACh at nicotinic receptor sites,
extremely high doses of atropine or related drugs are required to produce any degree of
blockade of the predominantly nicotinic receptors at the ___ ____.
What are the adverse effects associated with inhaled corticosteroids? - CORRECT
ANSWERS-Thrush, dysphonia, cough, and bronchospasm, thin skin, bone loss, smell
of burning plastic, h/a, and visual changes
What special populations should not be prescribed pseudoephedrine? - CORRECT
ANSWERS-Not to be used in children under four years of age, and patients with HTN.
, What drug should be prescribed for patient with nasal congestion with hypertension? -
CORRECT ANSWERS-Coricidin HBP
What are the adverse effects of antihistamines? - CORRECT ANSWERS-Drying
effects: dry mouth, difficulty urinating, constipation, changes in vision, mild drowsiness
to deep sleep, increased heart rate, motor-impairment, flushed skin, photosensitivity,
itching skin, increased body temp, nausea or vomiting.
What is tiotropium? - CORRECT ANSWERS-(Spiriva) Tiotropium bromide (INN) is a
long-standing, 24 hour, anticholinergic bronchodilator used in the management of
chronic obstructive pulmonary disease, (COPD).
What is tiotropium used for maintenance treatment of? - CORRECT ANSWERS-COPD,
which includes chronic bronchitis and emphysema.
Tiotropium - CORRECT ANSWERS-is not used in the treatment for acute exacerbations
of COPD and bronchitis
Tiotropium - CORRECT ANSWERS-is a muscarinic receptor antagonist, often referred
to as an antimuscarinic or anticholingeric agent.
What are the adverse effects of montelukast (Singulair)? - CORRECT ANSWERS-Side
effects of Singular can include skin rash, mood changes, tremors, h/a, stomach pain,
heartburn, upset stomach, nausea, diarrhea, tooth pain, tiredness, fever, stuffy nose,
sore throat, cough, and hoarseness. Singular may interact with phenobarbital or
rifampin.
What patient teaching should accompany the prescription of montelukast (Singulair)? -
CORRECT ANSWERS-It will not work fast enough to treat an asthma attack that has
already begun. Use only a fast-acting inhalation medicine to treat an asthma attack.
Singulair should not be used for exercised- induced - CORRECT ANSWERS-
bronchoconstriction
Singulair can lead to what mood changes? - CORRECT ANSWERS-anxiety,
depression, or thoughts of suicide or of hurting yourself
What patient teaching should be provided when prescribing inhaled corticosteroids? -
CORRECT ANSWERS-They should be taken 2x a day every day for the use of
prevention of asthma. Rinse mouth after use to prevent oral thrush.
What ethnic background should not be prescribed long-acting beta agonists? -
CORRECT ANSWERS-African Americans, increased incidence of death in this
population
What medication would you prescribe for bronchospasm for a patient taking
propranolol? - CORRECT ANSWERS-Ipratropium