Healthcare-associated infections (HAIs) and antimicrobial resistance (AMR) represent a critical and interconnected threat to global patient safety and public health, driven significantly by inappropriate antimicrobial use and cross-transmission within healthcare settings. Antimicrobial Stewardship Programs (ASPs) have emerged as an essential framework to combat this crisis by optimizing antimicrobial use to improve patient outcomes and slow resistance. This research article examines the pivotal, synergistic roles of two key professionals in the success of ASPs: pharmacists and infection control professionals (ICPs). It argues that while pharmacists lead in optimizing pharmacotherapy through prospective audit, guideline development, and pharmacokinetic/pharmacodynamic dosing, ICPs are the cornerstone of preventing transmission through surveillance, bundle implementation, and outbreak management. The article analyzes the core components of effective ASPs and explores practical models for integrating the expertise of pharmacists and ICPs, demonstrating that their collaboration—through unified committees, joint outbreak response, and co-developed interventions—creates a comprehensive defense superior to isolated efforts. Furthermore, the article discusses the multidimensional metrics required to measure the success of such integrated programs, including clinical, ecological, and economic outcomes, while acknowledging persistent challenges like resource limitations and cultural barriers. Finally, it outlines future directions, emphasizing the transformative potential of rapid diagnostics, data analytics, and a "One Health" approach. The paper concludes that a deeply integrated, multidisciplinary model of stewardship is not merely beneficial but an ethical and operational imperative for safeguarding the efficacy of antimicrobials and ensuring the safety of modern healthcare delivery.
Keywords: Antimicrobial Stewardship; Healthcare-Associated Infections (HAIs); Antimicrobial Resistance (AMR); Pharmacist; Infection Control Professional (ICP); Multidrug-Resistant Organisms (MDROs); Interdisciplinary Collaboration; Infection Prevention and Control (IPC); Patient Safety
How to cite this article:Alharbi AA, Alasiri HI, Alrashidi NT, Alharbi TS, Alsulaimani FM, Alrazog MS, Arishi IK, Antimicrobial Stewardship Programs in Healthcare Settings Role of Pharmacists and Infection Control Professionals in Preventing Healthcare-Associated Infections and Multidrug-Resistant Organism Transmission. 2026;16(1s): 791-805; DOI: 10.25258/ijddt.16. 791-805