NUR 545 Exam 2 With Correct Answers

NUR 545 Exam 2 With Correct
Answers

What drug class is theophylline (Theolair) from? - ANSWER Methylxanthines

Used for lower respiratory tract

Therapeutic use for theophylline (Theolair)?

How is it given? - ANSWER Long term management of stable asthma

PO or IV

Mechanism of action for theophylline (Theolair)? - ANSWER Relax smooth
muscles of the bronchi

Adverse effects of theophylline (Theolair)? - ANSWER -Few side effects at
therapeutic levels

-Exceeding therapeutic levels leads to CNS excitation: restlessness and
insomnia

-Nausea, vomiting, diarrhea

-Seizures

-Dysrhythmias




Nursing implications for theophylline (Theolair)? - ANSWER -Careful
monitoring of drug levels

, -If you miss a dose, do not double up on the next dose

-Administer IV SLOWLY

-Many drug interactions- be sure to know everything the patient is taking

-Avoid caffeine as it is a methylxanthine

-Tobacco and marijuana can cause toxic levels

-Do not take with cimetidine (Tagamet)




What drug class is montelukast (Singular) from? - ANSWER Leukotriene
Modifiers

Used for lower respiratory tract




Therapeutic use for montelukast (Singular)?

How is it given? - ANSWER Allergic Rhinitis, asthma, exercise induced
bronchospasms

PO




Mechanism of action for montelukast (Singular)? - ANSWER Suppress the
effect of leukotrienes, decreasing inflammation




Adverse effects of montelukast (Singular)? - ANSWER Well tolerated;

Neuropsychiatric symptoms: nightmares