Ringer's lactate solution
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Lactated Ringer's solution (commonly abbreviated "LR") is an isotonic solution intended for intravenous administration. One liter of this solution contains: 130 mEq of sodium ion, 109 mEq of chloride ion, 3 mEq of calcium ion, 4 mEq of potassium ion, and 28 mEq of lactate.
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