INFECTIOUS DISEASE Flashcards
natural penicillins
penicillin VK, G, G, G- gram positive
anthrax- gran positive anaerobes
indc : strep pharyngitis, syphillis
nafcillin, dicloxaciillin
gram positive- but protects against beta lactamase producing staff
amino-penicillins like amox, ampi
positive and neg coverage
amino-penicillin with B lactamase
augmenting, unasyn
anti-pseudomnal
bradest spectrum pen: zosyn
cephalosporin- 1st
skin , soft tissue
2nd generation cephalo
braoder gram neg coverage- skin, respiratory, UTI, anaerobes
3rd generation of ceph
ceftriaxone, ceftazidime, cefixime- good cns penegration, gonorrhea
4th generaiton of ceph
covers pseudo- cefepime
5th generation of ceph
broad- including mrsa and negative- ceftaroline
carbapenems
broadest of all abx- imipenem, meropenem- lowers seizures threshold
doxy is a tetracycline
rmsf, lyme disease, pid
tetra and minocycline
used for acne
clinda
anaerobes above diaphran, covers gram- may cause c. diff
aminoglycosides
GRAM NEGATIVE AEROBES ONLY!- ototoxic and nephrotox
flouroquinolones, dna or rna syntehsis inhibitors
cipro- best for gram neg- vs. pseudomonas, uti, pyelonphritis, gastroenteritis
levo
legionella
flagyl
anaerobes and protoza- c. diff,
Protozoa: e. hystolica, giardia lambia, tricho
bactrim
PCP- drug of CHOICE
not for pregnant woman
inhibits folic acid syntehsis
2nd best po coverage vs. mrsa
nitrofurantoin
only for cystitis
safe in pregnancy
penicillins
hyper sese reaction- 10% cross reactivity in patients allergic to cephalo
vanco
redman syndrome
macrolides
GI upset- caution if patient is on niacin or statins
flouroquinolones
tendor reupture- QT prolongation
clinda
c.diff
tetra
deposition in teeth- teeth coloration, not given for younger children than 8, photosensitivity
bactrim
sulfa allergy, hemolysis if G6PD deficiency
metronidazole- flagyl
avoid ETOH during and 48 hours after- disulfiram like reaction
chloromphenical
broad spectrum- good CSF penetration, gray baby syndrome
amphotericine b
antifungal of choice for invasive or life threatening fungal infections.
fevers/chills during infusion nephrotox
nystatin
vaginal & local treatment: oral cadidiasis
azoles
inhibits ergosterol synthesis