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Table 3 MIC50 and MIC90a

From: A randomized placebo-controlled trial of the efficacy and safety of a terbinafine, florfenicol and betamethasone topical ear formulation in dogs for the treatment of bacterial and/or fungal otitis externa

Bacteria genus/species # isolates tested MIC50 (μg/mL FFC) MIC90 (μg/mL FFC)
Escherichia coli 25 16 16
Proteus mirabilis 17 8 8
Pseudomonas aeruginosa 52 > 64 > 64
Staphylococcus pseudintermedius 170 4 4
Streptococcus spp 52 2 2
Yeast genus/species # isolates tested MIC50 (μg/mL TRB) MIC90 (μg/mL TRB)
Malassezia pachydermatis 239b 0.015 0.06
  1. aThese data represent all 392 isolates (284 from Day 0 and 108 from treatment failure cases)
  2. bTwenty-one M. pachydermatis samples tested did not grow in the MIC plates