Antimicrobianos - Inhibidores Protes Flashcards

(20 cards)

1
Q

tipos de inhibidores de proteinas

A

aminoglucósidos
tetraciclinas
macrólidos
clindamicina

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2
Q

aminoglucósidos

A

amikacina
gentamicina
estreptomicina
neomicina
tobramicina

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3
Q

mecanismo de acción de aminoglucósidos

A

bactericida
bloqueo de 30S – altera lectura código genético – a.a inadecuados

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4
Q

espectro de aminoglucósidos

A

gramnegativos aerobios
Y. pestis
F. tularensis
P. eeruginosa
enterobacterias

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5
Q

indicaciones para aminoglucósidos

A

alternativa en:
endocarditis
neumonía, TB, tularemia, peste

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6
Q

EA aminoglucósidos

A

Nefrotoxicidad
- IRA y tox glomerular

ototoxicidad (+diuréticos de asa)
- hipoacusia, tinnitus, ataxia, vertigo

teratógenos

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7
Q

tetraciclinas

A

tetraciclina
doxiciclina
minociclina
tigeciclina

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8
Q

mecansmo de acción de tetraciclinas

A

bacteriostático
bloqueo 30S – bloquea unión ARNm y ARNt

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9
Q

esspectro de tetraciclinas

A

+atípicos
ricketsias
espiroquetas
micoplasmas
clamidias

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10
Q

indicaciones tetraciclinas

A
  • rocky mountain fever
  • ehrlichiosis
  • fiebre Q
  • tifus
  • enf. lyme
  • fiebre recurrente
  • brucelosis
  • psitacosis
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11
Q

EA de tetraciclinas

A
  • coloración dientes e hipoplasia del esmalte
  • fotosensibilidad transitoria
  • nefro y hepato tóxicos
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12
Q

macrólidos

A

eritromicina, claritromicina, azitromicina, telitromicina (cetólido)

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13
Q

Mecanismo de acicón de macrólidos

A

bacteriostático & bactericida
bloqueo 50 S – bloqueo peptidil transferasa – inhibe translocación de base nitrogenada

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14
Q

espectro de macrólidos

A

atípicos
strep A
neumococos
clamidias
M. Pneumoniae
legionella pneumophila
mycobacterium avium
ureaplasma
H.Pylori

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15
Q

indicaciones macrólidos

A

respiratorios – sinusitis, otitis, faringitis, bronquitis,
uretritis, cervicitis, chancro, enf. ulcerosa péptica

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16
Q

EA macrólidos

A

estomatitis, pirosis, náuseas, anorexia, dolor abdominal, diarrea
asociado a: prolongación QT, hepatitis-telitromicina

17
Q

mecanismo de acción de clindamicina

A

Bloqueo de 50S – inhibe translocación de base nitrogenada

18
Q

espectro clindamicina

A

Strepy SARM (-toxinas), B.fragilis, clostridium perfringes

19
Q

indicaciones clindamicina

A

gangrena gaseosa
fascitis necrosante
pulmonares y pleurales anaerobias

20
Q

EA clindamicina

A

diarrea acuosa (x difficile) – mecacolón tóxico