#138 – You CAN Go Home Again: A review of OPAT and CoPAT from the MAD-ID/SIDP Annual Meeting

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.