Common Conversion Factors in Medical Dosage Calculations

Part of the Medical Dosage Calculations For Dummies Cheat Sheet

As a healthcare professional, you have to convert patient weights, fluid volumes, medication weights, and more. Conversion math isn’t hard to do as long as you know the basic conversion factors. Here are the most useful ones:

  • Converting lb to kg and kg to lb

    lb = kg × 2.2

    kg = lb ÷ 2.2

  • Converting mL to L and L to mL

    mL = L × 1,000

    L = mL ÷ 1,000

  • Converting mg to g, g to mg, mg to mcg, and mcg to mg

    mg = g × 1,000

    g = mg ÷ 1,000

    mcg = mg × 1,000

    mg = mcg ÷ 1,000

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Medical Dosage Calculations For Dummies Cheat Sheet

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