How to choose the right antibiotic

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Prof. Umasekar MBBS, MD, DCP

Overview

Description

Choosing the right antibiotic requires assessing infection site, likely pathogens, patient comorbidities, and local resistance patterns. Empiric therapy is guided by clinical presentation and antibiograms, followed by targeted therapy based on culture and sensitivity results. Consider drug spectrum, tissue penetration, renal/hepatic function, allergies, and potential drug interactions. Narrow-spectrum agents are preferred to reduce resistance. Duration and route depend on infection severity and response. Regular reassessment, antimicrobial stewardship, and adherence to guidelines ensure efficacy while minimizing adverse effects and resistance development.

Author

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Prof. Umasekar MBBS, MD, DCP

Professor of Microbiology