Table 1 Minimum Inhibitory Concentrations measured under anaerobic conditions, µg/mL*.

From: In vitro Antimicrobial Activity of Acne Drugs Against Skin-Associated Bacteria

Anti-acne

agent

Bacteria

antibiotics

non-antibiotics

Vancomycin

Tetracycline

Erythromycin

Oxacillin

Clindamycin

Dapsone

Salicylic acid

Azelaic acid

Benzoyl peroxide 75%

P. acnes

ATCC 6919

0.25–1

0.125–1

0.25

0.25–1

0.125

4100

4000–8000

4000–8000

1024–>2048

A. acidipropionici

ATCC 25562

0.125

0.5

0.25–4

0.25–1

0.03–0.125

1025–>4100

500–8000

4000–16000

1024–>2048

C. granulosum

ATCC 25564

0.25

0.25

0.125–2

0.25–4

0.03–0.25

512–>4100

2000–8000

4000–8000

1024–>2048

S. aureus, MRSA

ATCC 43300

1

0.25

>32

8–64

>32

>4100

4000–8000

2000–8000

2048–>2048

  1. [n = 4, duplicate results from 2 independent assays.]