In this episode, I’ll discuss checking DOAC activity before reversal agent administration. Subscribe on iTunes, Android, or Stitcher Anti-Xa inhibitors such as apixaban, rivaroxaban, fondaparinux, and danaparoid do not have readily available assays, yet there is often a clinical need to determine their presence or absence. Back in episode 536 I discussed how heparin anti-Xa […]

In this episode, I’ll discuss why glucagon is not recommended in the calcium channel blocker poisoning guidelines. Subscribe on iTunes, Android, or Stitcher Critical Care Medicine has published in 2017 Experts Consensus Recommendations for the Management of Calcium Channel Blocker Poisoning in Adults. These guidelines list the following first line therapies prioritized based on desired […]

In this episode, I’ll discuss prehospital tranexamic acid (TXA) for trauma patients. Subscribe on iTunes, Android, or Stitcher The CRASH-2 study solidified the role of TXA in trauma patients once they get to the hospital, and many investigators have since examined whether moving TXA administration earlier in care to the prehospital setting is beneficial. The […]

In this episode, I’ll discuss milrinone vs dobutamine for cardiogenic shock. Subscribe on iTunes, Android, or Stitcher There is broad consensus that inotropic support is a mainstay of medical therapy for cardiogenic shock, but there is little high-quality data to support which inotrope is superior. Researchers recently published in NEJM a randomized double-blinded trial to […]

In this episode, I’ll discuss how rifampin affects hydromorphone levels. Subscribe on iTunes, Android, or Stitcher A recent review article published in Pharmacotherapy concluded that: …Decreased effect of opioids with concomitant rifampin therapy manifested as…a decreased analgesic effect from tramadol, morphine, and, most notably, oxycodone… However, this systematic review did not identify any articles that […]

In this episode, I’ll discuss how correction of hypokalemia in a hyponatremic patient makes inadvertent overcorrection of hyponatremia more likely. Subscribe on iTunes, Android, or Stitcher Shout out to “Pharmacy Alex” for inspiring this episode! During the correction of hyponatremia, care is taken to not correct the serum sodium too quickly. This is because the […]

In this episode, I’ll discuss whether kinetic GFR equations can be used in patients with shock. Subscribe on iTunes, Android, or Stitcher A well-recognized problem when using equations such as cockcroft-gault or MDRD to estimate renal function is that validation studies for these equations all involved patients that were at steady-state renal function. In critical […]

In this episode, I’ll discuss when to use a cold or warm compress to treat extravasation. Subscribe on iTunes, Android, or Stitcher Shout out to “Pharmacy BA” for inspiring this episode! Extravasation is a complication of IV therapy that refers to the infiltration of tissues with a medication that is an irritant or vesicant. The […]

In this episode, I’ll discuss which beta-blockers should be dialyzed to treat toxicity. Subscribe on iTunes, Android, or Stitcher   Beta-blocker toxicity is often severe, causing bradycardia, hypotension, and cardiogenic shock.  Beta blockers are responsible for a sizeable portion of fatal poisonings in the US. Supportive therapy is the mainstay of care.  Treatments like high-dose insulin […]

In this episode, I’ll discuss how fluid overload affects the pharmacokinetics of extended infusion meropenem in critically ill patients with sepsis. Subscribe on iTunes, Android, or Stitcher Therapeutic monitoring of beta-lactams has not yet reached everyday practice in most hospitals, owing both to a lack of data and a lack of in-house test results that […]

Subscribe on iTunes, Android, or Stitcher Most third-party drug interaction services or references don’t help with determining the clinical significance of a given drug interaction. But the book Top 100 Drug Interactions by Hansten and Horn helps me determine whether an interaction is real vs theoretical, so I can guide patients and physicians safely through […]

In this episode, I’ll discuss the recent updates to the IDSA and ACG C diff guidelines. Subscribe on iTunes, Android, or Stitcher The American College of Gastroenterology published an update to their C Diff guidelines in May of 2021, and The Infectious Disease Society of American published a focused update to their guidelines in June […]