NR 566 Midterm study guide2026
Questions and Answers (100% Correct
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Common CAP pathogens Ans: S. Pneumoniae (most
common)
H. Influenzae (smokers/COPD)
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P. Aeruginosa (CF)
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CAP first line treatment Ans: Macrolides, Doxycyline,
Amoxicillin
what to give if 1st CAP treatment doesn't work? Ans:
Respiratory Fluoroquinolone if not received abx in the past
3 months
Mycoplasma pneumoniae Ans: atypical pneumonia;
commonly seen in children
pediatric atypical pneumonia treatment Ans: Macrolides
(Erythromycin), if failed then Respiratory fluoroquinolone
CAP treatment during pregnancy Ans: Amoxicillin,
cephalosporins, or Erythromycin
Treatment of chlamydial pneumonia in infant Ans:
Macrolide (Azithromycin): 500mg orally on day 1 followed
by 250 mg once daily on days 2-5
, 2
When to use broad/empiric spectrum antibiotics? Ans:
Before cultures are resulted/ critically ill patient after first
culture obtained, based on NP knowledge of patient
history, local susceptibility/geographic location
When to use narrow spectrum antibiotics? Ans: Used when
the culture and sensitivity is resulted, and pathogen is
known.
how to treat C.diff Ans: Stop the antibiotic that may have
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caused it
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1st: Vancomycin 125 mg PO QID x 10 days.
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2nd: Metronidazole 500mg PO TID x 10 days
address hydration
Drug class known for ALL drugs in class to promote
development of C. Diff Ans: 2nd and 3rd generation
Cephalosporins
Penicillin: Cross-sensitivity reactions with which drug
classes Ans: Cephalosporins & Carbapenems
(Allergy may be mild or severe)
Safe penicillin during pregancy Ans: Amoxicillin
patient education for Cephalosporins Ans: Report to
provider any loose stools, complete full course of
antibiotics, s/s of allergy