ANTIBIOTICOS Flashcards

(19 cards)

1
Q

Betalactâmicos

A

Bactericidas

Inhiben la síntesis de la pared celular (unen a PBPs)

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2
Q

Glicopéptidos

A

Bactericidas

Inhiben la síntesis de la pared celular (unen a D-Ala-D-Ala)

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3
Q

Aminoglucósidos

A

Bactericidas
30S

Inhiben la síntesis proteica (bloquean la iniciación y causan lectura errónea del ARNm)

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4
Q

Tetraciclinas

A

Bacteriostáticos
30S

Inhiben la síntesis proteica (bloquean unión del ARNt al ribosoma)

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5
Q

Macrólidos

A

Bacteriostáticos
50S

Inhiben la síntesis proteica (bloquean la translocación del ribosoma)

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6
Q

Cloranfenicol

A

Bacteriostático
50S

Inhibe la peptidil transferasa (síntesis proteica)

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7
Q

Lincosamidas

A

Bacteriostáticos
50S

Inhiben la síntesis proteica (formación de enlaces peptídicos)

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8
Q

Oxazolidinonas

A

Bacteriostáticos

50S
Inhiben formación del complejo de iniciación ribosomal

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9
Q

Estreptograminas

A

Bactericidas (combinadas)

50S
Inhiben la elongación y translocación ribosomal

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10
Q

Quinolonas / Fluoroquinolonas

A

Bactericidas

Inhiben la ADN girasa y topoisomerasa IV (replicación del ADN)

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11
Q

Sulfonamidas

A

Bacteriostáticos

Inhiben la síntesis de ácido fólico (bloquean enzima que usa PABA)

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12
Q

Trimetoprima

A

Bacteriostático

Inhibe la dihidrofolato reductasa (síntesis de ácido fólico)

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13
Q

Rifampicina

A

Bactericida

Inhibe la ARN polimerasa (transcripción)

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14
Q

Nitrofurantoína

A

Bactericida

Daño al ADN bacteriano tras activación intracelular

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15
Q

Metronidazol

A

Bactericida

Daño al ADN por radicales libres (en ambiente anaeróbico)

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16
Q

Fidaxomicina

A

Bactericida

Inhibe la ARN polimerasa dependiente de ADN

18
Q

Ácido fusídico

A

Bacteriostático (bactericida en altas dosis)

Inhibe el factor de elongación G (EF-G) en la síntesis proteica

19
Q

Mupirocina

A

Bacteriostático (bactericida en altas dosis)

Inhibe la isoleucil-ARNt sintetasa