Categories: Respirology/ ICU

Lactated Ringer’s (LR)

Isotonic

pH 6.6

130 mEq Sodium

4 mEq Potassium

3 mEq Calcium

109 mEq Chloride

28 mEq Sodium Lactate (provides 9 calories/liter)

MORE INFORMATION:

Isotonic hydration; replaces (negligible) electrolytes and extra-cellular fluid losses; can buffer mild to moderate acidosis (the lactate is metabolized into bicarbonate which counteracts the acidosis)

REFERENCES

  1. Chapter 9. Regulation of Acid-Base Balance. Vander’s Renal Physiology, 8e
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Dr. C Humphreys

Internal Medicine

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