Vancomycin Podcast – Pharmacology, Adverse Effects, and Monitoring
Real Life Pharmacology - Pharmacology Education for Health Care Professionals
Eric Christianson, PharmD; Pharmacology Expert and Clinical Pharmacist
4.9 • 773 Ratings
🗓️ 19 March 2026
⏱️ 27 minutes
🧾️ Download transcript
Summary
In this episode, we are going to take a closer look at Vancomycin, one of the most widely used antibiotics in the hospital setting and a medication that pharmacists frequently monitor. Vancomycin is a glycopeptide antibiotic primarily used to treat serious gram-positive infections, including those caused by Methicillin-resistant Staphylococcus aureus (MRSA). Its mechanism of action involves inhibiting bacterial cell wall synthesis by binding to the D-alanine–D-alanine portion of peptidoglycan precursors, which ultimately prevents the bacteria from forming a stable cell wall.
Clinically, vancomycin is commonly used for infections such as bacteremia, endocarditis, osteomyelitis, and severe skin and soft tissue infections when resistant gram-positive organisms are suspected. One of the most important aspects of vancomycin therapy is therapeutic drug monitoring, as maintaining appropriate exposure is critical for both efficacy and safety. Current practice often focuses on achieving target AUC-to-MIC ratios rather than relying solely on trough levels. Pharmacists also play an important role in adjusting doses based on renal function and monitoring for adverse effects.
Two key safety concerns with vancomycin are nephrotoxicity and vancomycin infusion-related reactions such as “red man syndrome,” which is characterized by flushing, rash, and hypotension if the medication is infused too rapidly. Throughout this episode, we will review the pharmacology, monitoring parameters, and clinical pearls that healthcare professionals should understand when managing patients receiving vancomycin therapy.
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Transcript
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| 0:00.0 | Hey all, welcome back to the Real Life Pharmacology podcast. |
| 0:03.9 | This is a very special episode. |
| 0:06.7 | This is actually audio from my 30-plus-hour review course on NAPlex and BCPS. |
| 0:14.9 | So you'll find this along with nearly 30 hours of other video content. |
| 0:21.7 | Those links you can find at Medad101.com slash store. |
| 0:27.1 | Look for the BCPS section or the NAPlex section, |
| 0:32.2 | whichever exam you're potentially preparing for, |
| 0:35.1 | and you will find this lecture with slides and everything else with it, |
| 0:39.8 | along with obviously everything else that you need to know for these exams. So again, go check that |
| 0:45.2 | out. Metad101.com slash store. Hopefully you pick up a few practice pearls on vancommycin, and this helps |
| 0:53.0 | you prepare you for practice as well as your |
| 0:57.1 | exams in the future. Vancomycin is a commonly used antibiotic, targets lots of gram-positive infections, |
| 1:05.8 | but mostly synonymous with the use of MRSA. I'm going to get into a lot of important things in this |
| 1:15.5 | lecture, so hopefully you'll come out with a little bit better understanding of vancomycin, |
| 1:21.4 | some of the monitoring, dosing, and all that good stuff. So a quick overview, we're going to look at |
| 1:26.0 | pharmacokinetics, dosing, as well as appropriate |
| 1:30.3 | lab and drug level monitoring, and toxicity and adverse effects. All right, so a little bit |
| 1:37.9 | about vancomycin mechanistically, it's considered a glycopyptide antibiotic. |
| 1:47.5 | It inhibits bacterial cell wall synthesis. |
| 1:53.7 | So this is similar in respect to penicillin antibiotics and cephalosporin antibiotics. |
| 1:59.1 | But it does it by binding to D-Alanine, D-Alanine. |
| 2:09.2 | This D-Alanine sequence is important to the bacterial cell wall formation, so it prevents cross-linking and peptidoglycan formation. |
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