Delving into the world of metallo-beta-lactamases, the podcast explores novel beta lactams, inhibitors, and their uses for MBLs. The discussion is packed with nerdy pub trivia and essential details on combatting gram-negative resistance. Global spread of metallo-beta-lactamases, next-gen inhibitors, and complex treatment challenges post liver transplant are also discussed.

New accreditation standards making your head spin? Are you stressed and don’t know where to start? Well, on this episode of Breakpoints Drs. Arjun Srinivasan and Jose Alexander (Alex) join Luis Plaza from Let’s Talk Micro (@letstalkmicro1) and Dr. Jeannette Bouchard (@jlbouchard001) to breakdown what you need to know and where to start when it comes to the NHSN Antimicrobial Resistance (AR) module and the new College of American Pathologist’s standards.   Listen to Breakpoints on iTunes, Overcast, Spotify, Listen Notes, Player FM, Pocket Casts, TuneIn, Blubrry, RadioPublic, or by using our RSS feed: https://sidp.pinecast.co/  References: CDC AR Validation Guide: https://www.cdc.gov/nhsn/pdfs/ps-analysis-resources/aur/ar-validation-508.pdf CLSI Toolkit: https://clsi.org/meetings/ast/breakpoints-in-use-toolkit/ Check out our podcast host, Pinecast. Start your own podcast for free with no credit card required. If you decide to upgrade, use coupon code r-7e7a98 for 40% off for 4 months, and support Breakpoints.

We are back with more exciting IDWeek 2023 content! If you listened to the last episode and want more? Than look no further. Join your Breakpoints hosts, Drs. Erin McCreary (@ErinMcCreary), Julie Ann Justo (@julie_justo), and Jeannette Bouchard (@jlbouchard001) for a review of key pipeline agents at IDWeek and highlights from everyone’s favorite session “Clinical Trials That May Change Your Practice”. Listen to Breakpoints on iTunes, Overcast, Spotify, Listen Notes, Player FM, Pocket Casts, Google Podcasts, TuneIn, Blubrry, RadioPublic, or by using our RSS feed: https://sidp.pinecast.co/ References: Oral Amphotericin for Cryptococcal Meningitis: doi 10.1093/cid/ciad440 PALACE: doi 10.1001/jamainternmed.2023.2986 DoxyPEP: doi 10.1056/NEJMoa2211934 RSV Vaccine in Pregnancy: doi 10.1056/NEJMoa2216480 RSV Vaccines in Older Adults: doi 10.1056/NEJMoa2209604 and doi 10.1056/NEJMoa2213836 AURORA: doi 10.1093/cid/ciad709 Mycoses Mapping: doi 10.1093/cid/ciac882 Check out our podcast host, Pinecast. Start your own podcast for free with no credit card required. If you decide to upgrade, use coupon code r-7e7a98 for 40% off for 4 months, and support Breakpoints.

Need help narrowing down your IDWeek re-watch content? Or maybe you were unable to make IDWeek so you want the pharmacy driven highlights? Well, look no further, Breakpoints has what you need!   Join your Breakpoints hosts, Drs. Erin McCreary (@ErinMcCreary), Julie Ann Justo (@julie_justo), and Jeannette Bouchard (@jlbouchard001) for a review of some of the late breaking clinical trials presented at IDWeek 2023.   Listen to Breakpoints on iTunes, Overcast, Spotify, Listen Notes, Player FM, Pocket Casts, Google Podcasts, TuneIn, Blubrry, RadioPublic, or by using our RSS feed: https://sidp.pinecast.co/    References: 1. Oral Fosfomycin vs IV BL/BLI/Carbapenem in cUTI: doi:10.1093/ofid/ofad500.002 2. Oral Fosfomycin for male UTIs: doi:10.3390/antibiotics11020198 and prostatitis: doi:10.1093/jac/dkz015 3. ATM-AVI for cIAIA or HAP/VAP (REVISIT): doi:10.1093/ofid/ofad500.2476 4. CAZ-AVI for neonates: doi:10.1093/ofid/ofad500.2473 5. ACORN RCT: doi:10.1001/jama.2023.20583 HARMONIE RCT: doi:10.1093/ofid/ofad500.005 Check out our podcast host, Pinecast. Start your own podcast for free with no credit card required. If you decide to upgrade, use coupon code r-7e7a98 for 40% off for 4 months, and support Breakpoints.

Drs. Nicholas Torney (@NPT_PharmD) and Sunish Shah join Dr. Jeannette Bouchard (@jlbouchard001) to discuss our next topic in our Dosing Consult series: BID vs TID dosing for metronidazole. Deep dive into the PK/PD and real-world application of this switch with experts in this dosing strategy. References: Addition of anaerobic coverage in biliary infections: Addition of anaerobic coverage for treatment of biliary tract infections: a propensity score-matched cohort study Eggerthella lenta and Pipercillin-tazobactam: Eggerthella lenta Bloodstream Infections Are Associated With Increased Mortality Following Empiric Piperacillin-Tazobactam (TZP) Monotherapy: A Population-based Cohort Study Q12H Dose Schedule in Surgery Prophylaxis: Twelve-hourly dosage schedule for oral and intravenous metronidazole 2018 Clinical Data on Q12H Dosing in Mixed Infections: Clinical efficacy of 12-h metronidazole dosing regimens in patients with anaerobic or mixed anaerobic infections 2021 Clinical Data on Q12H Dosing: Three is a crowd: Clinical outcomes of a twice daily versus a thrice daily metronidazole dosing strategy from a multicenter study Learn more about the Society of Infectious Diseases Pharmacists: https://sidp.org/About Twitter: @SIDPharm (https://twitter.com/SIDPharm) Instagram: @SIDPharm (https://www.instagram.com/sidpharm/) 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/ Check out our podcast host, Pinecast. Start your own podcast for free with no credit card required. If you decide to upgrade, use coupon code r-7e7a98 for 40% off for 4 months, and support Breakpoints.

Dr. Ajit Limaye and Dr. Camille Kotton (@KottonNelson) join Dr. Erin McCreary (@ErinMcCreary) to discuss fascinating updates in the CMV space including new RCTs for prevention, vaccines, and more! Learn why a little "hair of the dog" might be a good thing, how great T cells are, and the trials we still need. References: CAPSIL study: Effect of Preemptive Therapy vs Antiviral Prophylaxis on Cytomegalovirus Disease in Seronegative Liver Transplant Recipients With Seropositive Donors: A Randomized Clinical Trial - PubMed (nih.gov) Extended CAPSIL data: Association of CMV DNAemia with Long-Term Mortality in a Randomized Trial of Preemptive Therapy (PET) and Antiviral Prophylaxis (AP) for Prevention of CMV Disease in High-Risk Donor Seropositive, Recipient Seronegative (D+R-) Liver Transplant Recipients - PubMed (nih.gov) Kidney transplant review: A Systematic Review and Meta-analysis of Optimized CMV Preemptive Therapy and Antiviral Prophylaxis for CMV Disease Prevention in CMV High-Risk (D+R-) Kidney Transplant Recipients - PubMed (nih.gov) Letermovir vs Valganciclovir for Prevention in Kidney Transplant: Letermovir vs Valganciclovir for Prophylaxis of Cytomegalovirus in High-Risk Kidney Transplant Recipients: A Randomized Clinical Trial - PubMed (nih.gov) Learn more about the Society of Infectious Diseases Pharmacists: https://sidp.org/About Twitter: @SIDPharm (https://twitter.com/SIDPharm) Instagram: @SIDPharm (https://www.instagram.com/sidpharm/) 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/ Check out our podcast host, Pinecast. Start your own podcast for free with no credit card required. If you decide to upgrade, use coupon code r-7e7a98 for 40% off for 4 months, and support Breakpoints.

Episode Notes Drs. Paul Ambrose and Michael Dudley (@MikeMndudley) join Dr. Julie Ann Justo (@julie_justo) for a review of beta-lactamase inhibitor (BLI) pharmacokinetics & pharmacodynamics. They discuss factors affecting BLI’s restorative activity, the convoluted math behind establishing exposure-response relationships for BLIs, some geeky medicinal chemistry, and a little-known easter egg in the published literature. Learn more about the Society of Infectious Diseases Pharmacists: https://sidp.org/About Twitter: @SIDPharm (https://twitter.com/SIDPharm) Instagram: @SIDPharm (https://www.instagram.com/sidpharm/) 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/ References SIDP Insight on Tazobactam for ESBLs: Monogue M, et al. Pharmacotherapy. 2021 Oct;41(10):864-880. doi: 10.1002/phar.2623. PMID 34689349. Tazobactam with cefepime: VanScoy BD, et al. Antimicrob Agents Chemother. 2017 Nov 22;61(12):e01052-17. doi: 10.1128/AAC.01052-17. PMID: 28947475. Another great review of BLIs: Ambrose PG, et al. Curr Opin Pharmacol. 2017 Oct;36:86-93. doi: 10.1016/j.coph.2017.09.001. PMID: 29096172. Meropenem-vaborbactam target attainment: Bhavnani SM, et al. Antimicrob Agents Chemother. 2022 Dec 20;66(12):e0213021. doi: 10.1128/aac.02130-21. PMID: 36374023. Meropenem-vaborbactam pulmonary exposures: Wenzler E, et al. Antimicrob Agents Chemother. 2015 Dec;59(12):7232-9. doi: 10.1128/AAC.01713-15. PMID: 26349830. Stand-alone BLI discussion based on CB-618: Ambrose PG, et al.. Antimicrob Agents Chemother. 2017 Nov 22;61(12):e00630-17. doi: 10.1128/AAC.00630-17. PMID: 28947474. NDM-9 resistance to taniborbactam: Le Terrier C, et al. Lancet Infect Dis. 2023 Apr;23(4):401-402. doi: 10.1016/S1473-3099(23)00069-5. PMID: 36796395. New boronate drugs and NDM: Lomovskaya O, et al. Antimicrob Agents Chemother. 2023 Aug 31:e0057923. doi: 10.1128/aac.00579-23. PMID: 37650617. Helpful BLI PK-PD review: Crass R, Pai MP. Pharmacotherapy. 2019 Feb;39(2):182–195. doi: 10.1002/phar.2210. PMID 30589457. Discovery of QPX7728 (Xeruborbactam): Hecker SJ, et al. J Med Chem. 2020 Jul 23;63(14):7491-7507. doi: 10.1021/acs.jmedchem.9b01976. PMID 32150407. Xeruborbactam binding to PBPs directly: Lomovskaya O, et al. Antimicrob Agents Chemother. 2022 Feb 15;66(2):e0216821. doi: 10.1128/AAC.02168-21. PMID: 34902261. Xeruborbactam predicted best by fAUC/MIC with oral ceftibuten: Tarazi Z, et al. Open Forum Infect Dis. Volume 9, Issue Supplement_2, December 2022, ofac492.666, https://doi.org/10.1093/ofid/ofac492.666 (Poster 614) Xeruborbactam predicted best by fAUC/MIC with meropenem: Tarazi Z, et al. Open Forum Infect Dis. Volume 9, Issue Supplement_2, December 2022, ofac492.667, https://doi.org/10.1093/ofid/ofac492.667 (Poster 615) First 2013 AAC paper on tazobactam with ceftolozane from Ambrose group: VanScoy B, et al. Antimicrob Agents Chemother. 2013 Jun;57(6):2809-14. doi: 10.1128/AAC.02513-12. PMID: 23629705. Second 2013 AAC paper on tazobactam with ceftolozane from Ambrose group: Vanscoy B, et al. Antimicrob Agents Chemother. 2013 Dec;57(12):5924-30. doi: 10.1128/AAC.00656-13. PMID: 24041895. Electric Telescope, 52 Class 530 Series 1080p LCD/HD; Samsung Group, Seoul, South Korea, available at: https://www.samsung.com/ca/support/model/LN52C530F1FXZC/ Tazobactam with Piperacillin from Ambrose group: Nicasio AM, et al. Antimicrob Agents Chemother. 2016 Mar 25;60(4):2075-80. doi: 10.1128/AAC.02747-15. PMID: 26787689. Check out our podcast host, Pinecast. Start your own podcast for free with no credit card required. If you decide to upgrade, use coupon code r-7e7a98 for 40% off for 4 months, and support Breakpoints.

Dr. Jason Gallagher, an infectious disease pharmacist, and Dr. Melissa Johnson, an expert in infectious disease pharmacy, join Dr. Erin McCreary to debunk widespread antibiotic myths. They explore how social media sparked vital discussions among clinicians and review eight common misconceptions regarding antibiotic efficacy. Critical flaws in past testing are revealed, alongside the importance of evidence-based practices. They also tackle physician hesitance in prescribing effective treatments and discuss the reevaluation of guidelines for endocarditis, all while making the topic engaging and accessible.

Episode Notes In this special episode of Breakpoints, pharmacist Hailie Uren joins Dr. Erin McCreary (@ErinMcCreary) to talk about the current practice of medicine in Ukraine, including the extremely drug-resistant war wound infections she frequently encounters.   You won’t want to miss this amazing insight, and can support UK-Med in Ukraine here: https://www.uk-med.org/donate-now Learn more about the Society of Infectious Diseases Pharmacists: https://sidp.org/About Twitter: @SIDPharm (https://twitter.com/SIDPharm) Instagram: @SIDPharm (https://www.instagram.com/sidpharm/) 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/ Check out our podcast host, Pinecast. Start your own podcast for free with no credit card required. If you decide to upgrade, use coupon code r-7e7a98 for 40% off for 4 months, and support Breakpoints.

Episode Notes In what has been described on Twitter as the “doing your own taxes of medicine,” Drs. Emily Heil (@emilylheil) and Andrew Fratoni (@AFratty) join Dr. Jillian Hayes (@thejillianhayes) to break down the ins and outs of sulfamethoxazole/trimethoprim dosing! Tune in for a discussion on the use of this agent for methicillin-resistant Staphylococcus aureus, gram-negatives, pneumocystis, and Stenotrophomonas maltophilia. References: Twitter Thread re: Bactrim dosing: https://twitter.com/IDdocAdi/status/1661174505702674432?s=20 PJP OI Guidelines: https://clinicalinfo.hiv.gov/en/guidelines/hiv-clinical-guidelines-adult-and-adolescent-opportunistic-infections/pneumocystis-0 IDSA Resistant Gram Negative Guidance Document: https://www.idsociety.org/globalassets/idsa/practice-guidelines/amr-guidance/1.0/idsa-amr-guidance-v3.0.pdf (Lower doses of PJP Treatment): Butler-Laporte G, Smyth E, Amar-Zifkin A, Cheng M, McDonald E, Lee T. Low-dose TMP-SMX in the Treatment of Pneumocystis jirovecii Pneumonia: A Systematic Review and Meta-Analysis. Open Forum Infectious Diseases, Volume 7, Issue 5, May 2020, ofaa112, https://doi-org.proxy-hs.researchport.umd.edu/10.1093/ofid/ofaa112 (DS Vs SS for PJP PPX): Schneider MM, Nielsen TL, Nelsing S, et al. Efficacy and toxicity of two doses of trimethoprim-sulfamethoxazole as primary prophylaxis against Pneumocystis carinii pneumonia in patients with human immunodeficiency virus. Dutch AIDS Treatment Group. J Infect Dis. 1995;171(6):1632-1636. Available at: http://www.ncbi.nlm.nih.gov/pubmed/7769306. General Bactrim PK/PD: Trubiano JA, Grayson ML. Trimethoprim and Trimethoprim-Sulfamethoxazole (Cotrimoxazole). Chapter 92, Kucers’ The Use of Antibiotics (7th Edition). Taylor & Francis, 2017. (2014 IDSA SSTI Guidelines). PMID 24973422 Cadena J, Nair S, Henao-Martinez AF, Jorgensen JH, Patterson JE, Sreeramoju PV. Dose of trimethoprim-sulfamethoxazole to treat skin and skin structure infections caused by methicillin-resistant Staphylococcus aureus. Antimicrob Agents Chemother. 2011 Dec;55(12):5430-2. doi: 10.1128/AAC.00706-11. Epub 2011 Sep 19. PMID: 21930870; PMCID: PMC3232808. Halilovic J, Heintz BH, Brown J. Risk factors for clinical failure in patients hospitalized with cellulitis and cutaneous abscess. J Infect. 2012 Aug;65(2):128-34. doi: 10.1016/j.jinf.2012.03.013. Epub 2012 Mar 21. PMID: 22445732. Paul M, Bishara J, Yahav D, Goldberg E, Neuberger A, Ghanem-Zoubi N, Dickstein Y, Nseir W, Dan M, Leibovici L. Trimethoprim-sulfamethoxazole versus vancomycin for severe infections caused by meticillin resistant Staphylococcus aureus: randomised controlled trial. BMJ. 2015 May 14;350:h2219. doi: 10.1136/bmj.h2219. PMID: 25977146; PMCID: PMC4431679. Lasko MJ, Gethers ML, Tabor-Rennie JL, Nicolau DP, Kuti JL. In Vitro Time-Kill Studies of Trimethoprim/Sulfamethoxazole against Stenotrophomonas maltophilia versus Escherichia coli Using Cation-Adjusted Mueller-Hinton Broth and ISO-Sensitest Broth. Antimicrob Agents Chemother. 2022 Mar 15;66(3):e0216721. doi: 10.1128/aac.02167-21. Epub 2022 Jan 10. PMID: 35007135; PMCID: PMC8923228. Lasko MJ, Tabor-Rennie JL, Nicolau DP, Kuti JL. Trimethoprim/sulfamethoxazole pharmacodynamics against Stenotrophomonas maltophilia in the in vitro chemostat model. J Antimicrob Chemother. 2022 Oct 28;77(11):3187-3193. doi: 10.1093/jac/dkac304. PMID: 36101486. Learn more about the Society of Infectious Diseases Pharmacists: https://sidp.org/About Twitter: @SIDPharm (https://twitter.com/SIDPharm) Instagram: @SIDPharm (https://www.instagram.com/sidpharm/) 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/ Check out our podcast host, Pinecast. Start your own podcast for free with no credit card required. If you decide to upgrade, use coupon code r-7e7a98 for 40% off for 4 months, and support Breakpoints.