antimicrobials Flashcards
what does penicillin cover
strep pyogenes
n.meningitdis
what does flucloxacillin cover
MSSA
what does amoxicillin cover
h.influenzae
strep pnumoniae
enterococcus
what does co-amoxiclav cover
all of amoxicillin plus
s.aureus
gram positive coci anaerobe
some gram negatives
what does tazocin cover
strep
enterococcus faecalis
gram negatives
pseudomonas aeruginosa
what does temocillin cover
ESBL
what does cefazolin cover
gram positives inc. s aureus and strep
what does cefuroxime cover
gram positives
some gram negatives
what does ceftriaxone cover
meningococci
gram negative and positive
carbapenem coverage
broadest spec of bl
-gram positives and gram negatives
what works against carbapenems
cpe cabapenemase produces enterobacteriacea
what is gentamicin for
gram negative cover
but also s.aureus
and enterococci
what are glycopeptides for
MRSA
what is ciprofloxacin for
- gram negatives and
- atypical pneumonia
- TB
- some s.aureus
what is clarithromycin for 5
gram positives and
atypical organisms and
mycobacteria avium intracellulare
h.pylori and lyme disease
what is clindamycin for4
gram positives
anaerobes
pneumocytis jiroveci
malaria
what is tetracycline for 3
chlaymdia trachomatis and psittaci and pneum
mycoplasma pneumoniae
what is doxycycline for
-used for RTI
h.influenzae
s.aureus-mild mrsa
m.catarrhalis
E.coli
klebsiella pneumonia
what is tigecycline for
MRSA VRE
what is trimethoprim for
gram positives and gram negatives
-uti’s
what is metronidazole for
anaerobes and parasites
what is linezolid for
gram positive MRSA and VRE
what is daptomycin for
gram positive s.aureus and VRE
adverse for penicillin
- allergy
- cholestasis: co-amoxiclav
- hepatitis: flucoxacillin
- interstitial nephritis
- antibiotic assoc. diarrhoea
antibiotics of choice more or less in pregnancy
penicillins
gentamicin adverse
nephrotoxic
ototoxic
worsens myasthenia gravis
vancomycin adverse
nephrotoxic
ototoxic
red man syndrome
quinolones adverse
- diarrhoea, n&v
- reduced seizure threshold so ci epilepsy
- tendon rupture in children and arthropathy
- qt prolongation
macrolides adverse
- gi upset
- hepatotoxicity
- rash
- qt prolongation
- thrombophlebitis
- increased risk myositis with statins
lincosamide adverse
diarrhoea rash hepatotoxicity leucopenia thrombocytopenia risk c.diff infection
tetracycline adverse
- N&v
- oesophageal irritation
- photosensitivity in lupus
- deposited in growing bones and teeth avoid <12
- hepatotoxic
- renal impair
trimethoprim adverse
- steven Johnson syndrome
- n&v
- suppression of haematopoiesis
- increase serum creatinine-but false kidney failure as just reduces secretion
- teratogenic 1st semester of pregnancy
- avoid with other folate drugs
antibiotics that are harmful in pregnancy and why
- trimethoprim 1st trimester anti folate-spina bifida
- nitrofurantoin: at term haemolysis
- quinolones: arthropathy
- gentamicin: ototoxic to foetus
- piperacillin
metronidazole adverse
-metallic tast
-N&V
-peripheral neuropathy
-disulfarim like reaction with alcohol
headache and dizzy
-cerebellular toxicity
linezolid adverse
bone marrow suppression
optic neuropathy
daptomycin adverse
myositis
rhabomyolysis