Ch 18 Upper Respiratory Disorders Flashcards Preview

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Flashcards in Ch 18 Upper Respiratory Disorders Deck (19)
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Antihistamines are often prescribed for what

Allergic rhinitis, may also be used to treat nausea, motion sickness, allergic reactions, and insomnia


Anti tussives OPIODS

Codeine suppresses cough through its action on the CNS
Codeine is used for chronic nonproductive cough


What is the prototype med of antitussive OPIODS



Antitussive OPIODS are contraindicated in who

Clients who have acute asthma, head trauma, liver and renal dysfunction and acute alcoholism


Antitussives NONOPIOIDS

Used as a cough suppressant


What is the prototype drug of antitussive NONOPIOIDS

dextromethorphan ( found in many different products for cough such as robotitussin.

Other medications: benzonatate ( Tessalon) diphenhydramine ( Benadryl)


What are drug interactions of antitussive NONOPIODS

Can cause high fever when used within 2 weeks of MAOI


What are interactions of antitussive NONOPIODS

Can cause high fever if used within 2 weeks of MAOI


Prototype drug: guaifenesin ( mucinex)

Promotes increased cough production thru increasing mucous secretions. This allows person to decrease chest congestion by coughing out secretions.

Although available as a expectorant alone it can be combined with antitussives either opioid or NONOPIOIDS , or as a decongestant for treating symptoms of colds, allergic or nonallergic rhinitis, or for cough caused by lower respiratory disorders.


What are adverse effects of guaifenesin ( mucinex)

GI upset,drowsiness, dizziness, allergic reaction ( rash)


What are contraindications of guaifenesin ( mucinex)

Pregnancy category C
may. To be recommended for children


What should the nurse advise the client. About regarding guaifenesin ( mucinex)

Increase fluids to promote liquefying secretions
Avail in tabs which should not be crushed & capsules that may be opened to sprinkle on food.


Mucolytics (acetylcysteine)

Prototype: ( Mucomyst, acetadote)
Other meds: hypertonic saline


What does mucolytics do (acetylcysteine)

It enhances the flow of secretions in the respiratory passages
Used in clients who have acute and chronic pulmonary disorders exacerbated by large amounts of secretions
Used in clients who have CF
acetylcysteine is the antidote to acetaminophen poisoning


What are adverse effects of mucolytics ( acetylcysteine) when administered orally

Aspirations and bronchospasm


What are contraindications and precautions of mucolytics (acetylcysteine)

Pregnancy category B
Should not be used for clients at risk for GI HEMMORRHAGE
caution in clients with peptic ulcer disease, esophageal varices and severe liver disease.


Nursing administration of acetylcysteine ( mucolytics)

Advise clients that acetylcysteine has a rotten egg smell

Is administered by inhalation to liquefy nasal and bronchial secretions and facilitate coughing
Is administered PO or IV for acetaminophen overdose
Be prepared to suction clients if aspiration occurs with PO administration



Prototype drug: phenylephrine ( neo- synephrine)
Other drugs:
naphazoline ( privine)
Pseudoephedrine ( sudafed)


What are decongestants used for

Can be used to treat allergic reactions or non allergic rhinitis by relieving nasal stiffness
Acts as a decongestant in clients who have sinusitis and the common cold.