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Table 1 Antibiotics for treating patients with IAIs based upon susceptibility. Use local antibiogram data for choosing optimal antibiotics in the target population

From: WSES/GAIS/SIS-E/WSIS/AAST global clinical pathways for patients with intra-abdominal infections

Antibiotic

Anaerobic coverage

Pseudomonas coverage

Non-resistant enterococci coverage

Enterobacteriaceae coverage

ESBL coverage

Amikacin

+

+

+/−

Amoxicillin/clavulanate

+

+

+/−a

Ceftazidime/avibactam

+b

+c

+

Ceftolozane/tazobactam

+b

+

+

Cefotaxime

+

Ceftazidime

+

+

Ceftriaxone

+

Ciprofloxacin

+

+/−a

Eravacycline

+

+

+e

+

Ertapenem

+

+/−

+

+

Imipenem-cilastatin

+

+

+d

+

+

Meropenem

+

+

+/−

+

+

Metronidazole

+

Piperacillin/tazobactam

+

+

+

+

+/−

Tigecycline

+

+

+e

+

  1. aIncreasing rates of antimicrobial resistance among Enterobacteriaceae worldwide
  2. bActive against MDR Pseudomonas aeruginosa except metallo-beta-lactamases (MBL)-producing Pseudomonas aeruginosa
  3. cActive against carbapenemase-producing Klebsiella pneumoniae except MBL-producing Enterobacteriaceae
  4. dImipenem/cilastatin is more active against ampicillin-susceptible enterococci than ertapenem, meropenem, and doripenem
  5. eNot active against Proteus, Morganella, and Providencia