In this must-listen episode, Dr. Ryan Moenster is joined by Dr. Monica Mahoney and Dr. Mark Gilchrist to dive deep into the evolving landscape of outpatient parenteral antimicrobial therapy (OPAT) and complex outpatient antimicrobial therapy (CoPAT), highlighting real-world challenges, patient selection, and emerging treatment strategies. Navigating outpatient antimicrobial management can be complex, but this episode breaks down key insights and practical applications to help clinicians optimize care beyond the hospital. References: 1. Noble AL, Patel S, Birnie E, et al. 2026 updated good practice recommendations for outpatient parenteral antimicrobial therapy (OPAT) in adults and children in the UK. JAC Antimicrob Resist. 2026;8(2). 2. British Society for Antimicrobial Chemotherapy (BSAC). OPAT Global Summit 2027. 3. Naicker S, Roberts JA, Cheng V, et al. A review of antimicrobial stability testing guidance for outpatient parenteral antimicrobial therapy programmes: Is it time for global harmonization of testing frameworks? JAC Antimicrob Resist. 2024;6(6). 4. Gilchrist M, Jamieson C, Drummond F, et al. Assessment of ceftolozane/tazobactam degradation profile and toxicity data in elastomeric devices for continuous infusion via outpatient parenteral antimicrobial therapy (OPAT). JAC Antimicrob Resist. 2023;5(2). 5. Naicker S, Roberts JA, Won H, et al. Evaluation of the stability of ceftazidime/avibactam in elastomeric infusion devices used for outpatient parenteral antimicrobial therapy utilizing a national stability protocol framework. JAC Antimicrob Resist. 2024;6(2). 6. Wolie ZT, Unwin S, Burke A, et al. Evaluation of the stability of tigecycline in elastomeric infusion devices used for outpatient parenteral antimicrobial therapy. JAC Antimicrob Resist. 2025;7(3). 7. Solomon DA, Beieler AM, Levy S, et al. Perspectives on the use of outpatient parenteral antibiotic therapy for people who inject drugs: Results from an online survey of infectious diseases clinicians. Open Forum Infect Dis. 2023;10(7):ofad372. doi:10.1093/ofid/ofad372. 8. Yagnik KJ, Brown LS, Saad HA, et al. Implementation of IV push antibiotics for outpatients during a national fluid shortage following Hurricane Maria. Open Forum Infect Dis. 2022;9(5):ofac117. doi:10.1093/ofid/ofac117. 9. Boettcher SR, Kenney RM, Everson NA, et al. Discharge delays and costs associated with outpatient parenteral antimicrobial therapy for multidrug-resistant organisms: A retrospective cohort study. Open Forum Infect Dis. 2025;13(1):ofaf770. 10. Rivera CG, Mara KC, Mahoney MV, Ryan KL. Survey of pharmacists on their roles and perceptions of outpatient parenteral antimicrobial therapy in the United States. Antimicrob Steward Healthc Epidemiol. 2022;2(1):e69. 11. Rapoport AB, Fischer LS, Santibanez S, et al. Infectious diseases physicians’ perspectives regarding injection drug use and related infections—United States, 2017. Open Forum Infect Dis. 2018;5(7):ofy132. doi:10.1093/ofid/ofy132. 12. Turner NA, Hamasaki T, Doernberg SB, et al.; Antibacterial Resistance Leadership Group. Dalbavancin for treatment of Staphylococcus aureus bacteremia: The DOTS randomized clinical trial. JAMA. 2025;334(10):866–877. doi:10.1001/jama.2025.12543. 13. Volk CF, Hutson PR, Rose WE. Simulated target attainment of multidose regimens of dalbavancin for prolonged durations of therapy. Open Forum Infect Dis. 2024;11(6):ofae315. doi:10.1093/ofid/ofae315. Learn more about the Society of Infectious Diseases Pharmacists: https://sidp.org/About Instagram: @SIDPharm ( https://www.instagram.com/sidpharm/) or @breakpointspodcast_sidp (https://www.instagram.com/breakpointspodcast_sidp/) https://www.instagram.com/breakpointspodcast_sidp/?hl=en Facebook: https://www.facebook.com/sidprx LinkedIn: https://www.linkedin.com/company/sidp/ SIDP welcomes pharmacists and non-pharmacist members with an interest in infectious diseases, learn how to join here: https://sidp.org/Become-a-Member Listen to Breakpoints on iTunes, Overcast, Spotify, Listen Notes, Player FM, Pocket Casts, Stitcher, Google Play, TuneIn, Blubrry, RadioPublic, or by using our RSS feed: https://sidp.pinecast.co/