Antibioticos Flashcards

1
Q

Carbapenemas

A

Beta-lactamicos. Inhiben sintesis mureina

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2
Q

Monobactamas

A

Beta-lactamicos. Inhiben sintesis mureina

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3
Q

Inhibidores beta-lactamasas

A

Beta-lactamicos. Inhiben sintesis mureina

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4
Q

Fosfomicina

A

No beta-lactamicos. Inhiben sintesis mureina

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5
Q

Vancomicina

A

No beta lactamicos. Inhiben sintesis mureina

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6
Q

Bacitracina

A

No betalactamicos. Inhiben sintesis mureina

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7
Q

Aminoglucosidicos (estreptomicina) y tetraciclinas

A

Inhiben sintesis proteinas 30s

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8
Q

Cloranfenicol, macrólidos (eritromicina, lincomicina)

A

Inhiben sintesis proteinas 50s

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9
Q

Poliénicos: anfotericina B, nistatina

A

Desorganizan estructura membranas.
Afinidad por esteroles de la mp, modifican la organizacion y funcion de la misma, provocando la muerte celular.
Antifungicos en infecciones superficiales o internas.

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10
Q

Polipeptidicos: polimixinas

A

Desorganizan estructura membranas.
Afinidad por los fosfolipidos: toxicos. Infecciones bacterianas y fungicas

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11
Q

Daptomicina

A

Desorganizan estructura membranas.
Forma poros y despolariza las membranas

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12
Q

Platensimicina

A

Desorganizan estructura membranas.
Inhibe biosistesis de acidos grasos

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13
Q

Gramicidina, nigericina

A

Alteran permeabilidad membrana
Muy toxicos. Forman poros

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14
Q

Mitomicina C

A

Actuan sobre la estructura ADN=diana
bloquea replicacion

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15
Q

Bleomicina

A

Actuan sobre la estructura ADN=diana
Roturas en ADN

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16
Q

Novomiocina

A

Actuan sobre sintesis ac.nucleicos.
Inhibe ADN girasa bacteriana

17
Q

Rifampicina

A

Actuan sobre sintesis ac.nucleicos.
Inhibe ARN polimerasa bacteriana

18
Q

Equinocandidas

A

Antifungico.
Inhibidores biosintesis de glucano: diana en glucan sintasa de la mp

19
Q

beta-lactamasas

A

Resistencia adquirida.
inactiva penicilinas

20
Q

cloranfenicol transacetilasa

A

Resistencia adquirida.
Inactiva cloranfenicol

21
Q

Estreptomicina

A

Resistencia adquirida.
Modifica la diana (proteina ribosomal)