Antimicobacterianos Flashcards

1
Q

Tuberculosis MDR

A

Resiste al menos a 2 de los mejores fármacos anti-TB:

  • Isoniazida
  • Rifampicina
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2
Q

Tuberculosis XDR

A

TB MDR + resiste a cualquier fluoroquinolona y al menos a 1 de los 3 fármacos inyectados:

  • Capreomicina
  • Kanamicina
  • Amikacina
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3
Q

TB Fase inicial o intensiva

A

isoniazida + rifampicina + pirazinamida + etambutol

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4
Q

TB Fase de continuación

A

isoniazida + rifampicina

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5
Q

Estreptomicina MA y EA

A

e une a la proteína S12 de la subunidad 30 S del ribosoma

EA- ototoxicidad y nefrotoxicidad

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6
Q

Sobredosis de isoniazida

y antídoto

A
  • alcoholicos y desnutridos

- Antídotos Vit B6 (piridoxina

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7
Q

Pirazinamida MA

A

Inhibe a la sintasa de AG de tipo I (FAS-I)

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8
Q

Pirazinamida EA y CI

A

hepatotoxicidad y agarva gota
-CI en pacientes con daño hepático
y embarazo

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9
Q

Rifamicinas y su MA

A

rifampicina, rifabutina y rifapentina

-Se une a la subunidad β de la polimerasa de RNA

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10
Q

Rifamicinas EA

A

pigmentación de todas las secreciones (lágrimas, orina, semen, sudor) de color pardo-naranja a rojizo.

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11
Q

Usos de rifampicina

A

profilaxis en la enfermedad meningocócica y en la meningitis por H.
influenzae. Se minimiza el riesgo del personal de sala utilizando este tratamiento.

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12
Q

Usos de rifambutina

A

pacientes con VIH/SIDA (menor efecto inductor enzimático)

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13
Q

Etambutol MA

A

inhibe arabinosil transferasa III

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14
Q

Usos de etambutol y CI

A

tuberculosis y MAC diseminada y M. kansasii (oportunistas)

CI en niños

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15
Q

Bedaquilina usos

A

Pacientes con MDR-TC

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16
Q

Formas de lepra

A

Tuberculoide

Lepromatosa

17
Q

Tx paucibacilar y multibacilar

A

Paucibacilar-Rifampicina + dapsona

Multibacilar-Rifampicina + dapsona + clofazimina