Research Article

Repurposing of Drugs for Antibacterial Activities on Selected ESKAPE Bacteria Staphylococcus aureus and Pseudomonas aeruginosa

Table 1

Structures of tested non-antimicrobial drugs screened for antibacterial effects on S. aureus and P. aeruginosa, MIC, and % cell viability.

DrugOrganismMIC (μg/ml)% cell viability

ProbenecidS. aureus42.8
P. aeruginosa56.9
AmodiaquineS. aureus33
P. aeruginosa43.2
2-Amino-5-chlorobenzaxazoleS. aureus34.7
P. aeruginosa46
QuercetinS. aureus40
P. aeruginosa65.9
IbuprofenS. aureus70.6
P. aeruginosa59.3
Epicatechin
S. aureus7.1
P. aeruginosa49
Ellargic acidS. aureus1004.9
P. aeruginosa36.8
CurcuminS. aureus100
−2.98
P. aeruginosa50−16.6
N–N DiacryloylpiperazineS. aureus58
P. aeruginosa54
QuinineS. aureus13.1
P. aeruginosa40.3
CiprofloxacinS. aureus0.25−0.8
P. aeruginosa0.5−1.1

“–” indicates no MIC.