LEIK Flashcards
what can you use if allergic to macrolides
doxycycline
newer gen fluoroquinolones IE levaquin
CXR - hyperinflation with flattened diaphgrams
small bullae
COPD
initial treatment for chronic bronchitis/copd
ipratropium bromide atrovent
Anthicholinergic
COPD step 2
add SABA to atrovent
both drugs combined - Combivent
primary prevention for all with COPD
pneumovax
which class of abx can cause permanent discoloration of teeth
tetracyclines
adverse reactions of tetracyclines
photosensitivity reactions - use sunblock, hats, sunglasses
esophageal ulcerations - swallow tab using full glass of water
CONTRAIND - pregnancy, infancy, less than 8
problems with tetracyclines
binds some minerals (calcium, dairy, iron magnesium, zinc) - take on empty stomach, 1 hr or 2 hrs before meals
decrease effectiveness of contraceptive
abx that will cause QT prolongation
macrolides and quinolones
can prolong INR when mixed with warfarin
erythromycin
1st gen cephalosporins
treats gram pos - cellulitis, mastitis
2nd gen cephalosporins
broad spectrum abx
treats pos and neg bugs
3rd gen cephalosporins
better coverage for gram neg
1st line for gonorrhea
ROCEPHIN IM (ceftriaxone
MRSA skin infections tx
do not use cephalosporins
1st line bactrim, or clindamycin
Dicloxacillin
good for penicillnase-producing staph skin infections (mastitis, impetigo)
first line for strep throat
Penicillin V
otitis media first line
amoxicillin
syphilis first line
Benzathine Penicillin G IM
Fluroquinolones efficacy
good for gram neg, and some atypicals (chlamydia, mycoplasma, legionella)
quinolone Drug interactions
avoid use of other QT prolonging drugs
amio
macrolides
TCAs
ORR electrolyte imbalance (hypomagnesemia, hypokalemia)
First line pseudomonas pneumonia
cipro
Cipro good for
anthrax inhaled
cutaneous anthrax
travelers diarrhea
pseudomonas
contradin for sulfanomides
g6pd anemia
newborns and infants less than 2 months
pregnancy in late 3rd trimester - increased risk of hyperbilirubinemia
hyerpsensitivity
sulfanomides effective against
gram neg - bacteriostatic
which other patient population shouldnt be given sulfanomides
uti pts on coumadin - increased risk of bleeding
can be treated with amox or cephalosporins
abx with high risk of hypoglyecmia
levaquin
which patients are high risk for stevens johnson syndrome
HIV patients on sulfa
rhinitis medicamentosa
chronic use of nasal decongestants (greater than 3)