HomeSearch by AntimicrobialNafcillin (Unipen, Nafcil)
Microorganism MIC50sort
(μg/ml)
MIC90sort
(μg/ml)
Rangesort
(μg/ml)
Reference
Enterococcus faecalis (A256 + vancomycin-resistant) - - 4 - ? 269
Neisseria gonorrhoeae (penicillin-resistant) 2.5 3.4 2 - 8 1408
Neisseria gonorrhoeae (penicillin-susceptible) 1.25 10.4 0.06 - 16 1408
Nocardia asteroides 200 - 100 - >200 1404
Staphylococcus aureus (1199) - - 0.31 - ? 1086
Staphylococcus aureus (1199B) - - 0.31 - ? 1086
Staphylococcus aureus (13709 + methicillin-susceptible) - - 0.25 - ? 269
Staphylococcus aureus (8325-4) - - 0.16 - ? 1086
Staphylococcus aureus (ATCC 33591 + methicillin-resistant) - - 64 - ? 269
Staphylococcus aureus (K1712) - - 0.16 - ? 1086
Staphylococcus aureus (K1748) - - 0.16 - ? 1086
Staphylococcus aureus (K2068) - - 0.16 - ? 1086
Staphylococcus aureus (KPB-01 + methicillin-susceptible) - - 0.25 - ? 269
Staphylococcus aureus (KPB-04 + methicillin-susceptible) - - 0.25 - ? 269
Staphylococcus aureus (MCJ-25 + methicillin-resistant) - - 32 - ? 269
Staphylococcus aureus (MED-415 + methicillin-susceptible) - - 0.25 - ? 269
Staphylococcus aureus (methicillin-resistant) - - >32 - ? 92
Staphylococcus aureus (methicillin-susceptible) - - 0.5 - ? 92
Staphylococcus aureus (MGH 10 + methicillin-resistant) - - 32 - ? 269
Staphylococcus aureus (SFVA06 + methicillin-resistant) - - 64 - ? 269
Staphylococcus epidermidis (SFVA-01 + methicillin-resistant) - - 4 - ? 269
Staphylococcus epidermidis (SU-03 + methicillin-susceptible) - - 0.25 - ? 269
Streptococcus pneumonia (CHM-11 + penicillin-resistant) - - 4 - ? 269
Streptococcus pneumonia (SU-02 + penicillin-resistant) - - 4 - ? 269
Streptococcus pneumonia (SU-07 + penicillin-susceptible) - - ≤0.031 - ? 269
Streptococcus pneumonia (SU-10 + penicillin-susceptible) - - ≤0.031 - ? 269