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Table 2 Antimicrobial susceptibility pattern of GBS isolates from pregnant women recruited from three health institutions (n = 41)

From: Group B streptococci vaginal colonization and drug susceptibility pattern among pregnant women attending in selected public antenatal care centers in Addis Ababa, Ethiopia

Antibiotics Disk Potency (μg) Susceptible Intermediate Resistant
Chloramphenicol (C) 30 41(100%) 0 0
Erythromycin (E) 15 38(92.5%) 0 3(7.5%)
Ampicillin (AMP) 10 35(85.4%) 0 6(14.6%)
Vancomycin (VA) 30 34(83%) 0 7(17%)
Penicillin G (P) 10 33(80.5%) 0 8(19.5%)
Clindamycin (DA) 2 30(73.2%) 0 11(26.8%)
Cefotaxime (CTX) 30 27(65.9%) 0 14(34.1%)
Tetracycline (TE) 30 3(7.3%) 1(2.4%) 37(90.2%)