Vancomycin: Difference between revisions

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= Vancomycin =
= Indications =

== Indications ==


* Suspected or confirmed MRSA
* Suspected or confirmed MRSA


== Dosing ==
= Dosing =


* Common dose
* Common dose
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** 15-20 for high-risk infections such as osteomyelitis, meningitis, and bacteremia
** 15-20 for high-risk infections such as osteomyelitis, meningitis, and bacteremia


== Adverse Reactions ==
= Adverse Reactions =


=== Renal Failures ===
== Renal Failures ==


* Risk factors
* Risk factors
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* Mechanism of injury: oxidative stress in the proximal tubular cells
* Mechanism of injury: oxidative stress in the proximal tubular cells


=== Red Man Syndrome ===
== Red Man Syndrome ==


* Rash, pruritis, and hypotension, with onset of vancomycin, resolves on stopping
* Rash, pruritis, and hypotension, with onset of vancomycin, resolves on stopping
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* Histamine-mediated
* Histamine-mediated
* Can decrease dose or prolong infusion, prophylactic antihistamines
* Can decrease dose or prolong infusion, prophylactic antihistamines

[[Category:Antibiotics]]

Revision as of 03:43, 15 August 2019

Indications

  • Suspected or confirmed MRSA

Dosing

  • Common dose
    • 15mg/kg/dose with timing based on renal function (q12h if normal)
    • Titrate based on serum trough drawn within hour before fourth dose
  • Target trough
    • 10-15 for low-risk infections
    • 15-20 for high-risk infections such as osteomyelitis, meningitis, and bacteremia

Adverse Reactions

Renal Failures

  • Risk factors
    • Prolonged courses >21 days
    • Higher trough
    • Concomitant nephrotoxic medication
    • Older age
    • CKD/AKI
    • Liver disease
    • Peritonitis
    • Neutropenia
    • Male sex
  • Mechanism of injury: oxidative stress in the proximal tubular cells

Red Man Syndrome

  • Rash, pruritis, and hypotension, with onset of vancomycin, resolves on stopping
  • Very high incidence previously
  • Histamine-mediated
  • Can decrease dose or prolong infusion, prophylactic antihistamines

References

  1. ^  Michael J Rybak, Jennifer Le, Thomas P Lodise, Donald P Levine, John S Bradley, Catherine Liu, Bruce A Mueller, Manjunath P Pai, Annie Wong-Beringer, John C Rotschafer, Keith A Rodvold, Holly D Maples, Benjamin M Lomaestro. Therapeutic monitoring of vancomycin for serious methicillin-resistant Staphylococcus aureus infections: A revised consensus guideline and review by the American Society of Health-System Pharmacists, the Infectious Diseases Society of America, the Pediatric Infectious Diseases Society, and the Society of Infectious Diseases Pharmacists. American Journal of Health-System Pharmacy. 2020. doi:10.1093/ajhp/zxaa036.