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Abstract
Antimicrobial resistance AMR is an increasing challenge in clinical medicine, reducing the effectiveness of commonly used antibiotics and making the management of bacterial infections more difficult. This multidisciplinary study examines AMR across clinical specialties by bringing together patterns of antibiotic use, microbiological resistance profiles, treatment outcomes, and infection prevention practices. Particular attention is given to inappropriate antibiotic prescribing unnecessary use of broad-spectrum agents, repeated antimicrobial exposure delayed or inadequate treatment and the transmission of resistant organisms within healthcare settings. The study considers clinically important outcomes such as treatment failure, recurrent infection, complications, prolonged hospitalization, and mortality alongside antimicrobial susceptibility findings to better understand the clinical impact of resistance. It also assesses the role of antimicrobial stewardship, culture and susceptibility guided treatment, timely diagnostic testing, resistance surveillance, hand hygiene, appropriate isolation, environmental infection control, and collaboration among clinicians, microbiologists, pharmacists, and infection control teams. Linking antibiotic prescribing with laboratory findings and patient outcomes provides a clearer picture of how antimicrobial use contributes to resistance and how clinical practice can be improved. Strengthening stewardship programs, selecting antibiotics according to clinical and microbiological evidence, improving diagnostic capacity, and maintaining effective infection prevention measures are important for reducing inappropriate antimicrobial exposure and improving patient care. A coordinated multidisciplinary approach is essential to slow the spread of resistant organisms, preserve the effectiveness of available antibiotics, and support safer and more effective treatment of bacterial infections.