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Table 1 General characteristics of antibiotics with activity against MRSA

From: Treatment of complicated skin and soft-tissue infections caused by resistant bacteria: value of linezolid, tigecycline, daptomycin and vancomycin

Antibiotic

Route

Mechanism of action

tissue penetration (% of serum concentration)

In vitro Spectrum of activity against resistant bacteria

Dose adjustment necessary in renal impairment

Linezolid

i.v., oral

bacteriostatic

105%

MRSA, VRE

No

Tigecycline

i.v.

bacteriostatic

91%

MRSA, VRE, ESBL, CRB

No

Daptomycin

i.v.

bactericidal

68,4%

MRSA, (VRE)

No

Vancomycin

i.v.

bactericidal

8-10%

MRSA

Yes

TMP-SMX

i.v., oral

bactericidal

n.a.

MRSA

Yes

Rifampicin

i.v., oral

bactericidal

n.a.

MRSA

Yes

Fosfomycin

i.v.

bactericidal

91%

MRSA

Yes

Clindamycin

i.v., oral

bacteriostatic

95%

MRSA

No

Quino./dalfo

i.v.

bactericidal

n.a.

MRSA, (VRE)

Yes

  1. CRB = carbapenem resistant bacteria
  2. TMP-SMX = trimethoprim-sulfamethoxazole
  3. (VRE) daptomycin = increasing number of treatment failures and emergence of resistance under therapy for VRE
  4. (VRE) quinopristin/dalfopristin = no activity against E. faecium