Nota técnica

Published on 20 de junio de 2023 | http://doi.org/10.5867/medwave.2023.05.2669

Recommendations for the management of hypokalemia in patients with cancer

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General considerations on dosing and rate of potassium chloride infusion loads.
Administration routePeripheral venous catheterCentral venous catheter or port-a-cath
Maximum infusion rate10 mEq/hourThat is approximately 0.8 KCl ampoule per hour.40 mEq/hourThat is 3 KCl ampoules per hour.>20 mEq/hour requires cardiac monitoring.
Maximum concentrations40 mEq/literThat is, 3 KCl ampoules per liter of physiological saline solution over 4 hours400 mEq/liter

KCL, potassium chloride. mEq, milliequivalent.

Source: Adapted by authors based on Kraft et al., Sur et al., and Hamill et al. [7–9].