Understanding the Medical and Pharmacology Behind What is the 4 2 1 Rule for Hydration?
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4 min read
Derived from the Holliday-Segar formula, the 4-2-1 rule is a rapid calculation method used by medical professionals to determine intravenous fluid maintenance rates. It simplifies complex medical needs, offering a quick answer to the question, 'What is the 4 2 1 rule for hydration?' for inpatients requiring intravenous fluid therapy.
