Ceftolozane/tazobactam and ceftazidime/avibactam antimicrobial activity against clinically relevant gram-negative bacilli isolated in Mexico.

Introduction: There is limited information on the effectiveness of ceftolozane/tazobactam and ceftazidime/avibactam combinations on clinically relevant strains isolated in Mexico.

Objective: To determine the antimicrobial profile of both antibiotic combinations in our community.

Method: The present research study was prospective, descriptive and cross-sectional.