How many micrograms (mcg) are there in a milligram (mg)?

One milligram is equal to 1,000 micrograms. This conversion is based on the metric system, where the prefix 'micro-' indicates one millionth of a unit. Therefore, when converting from milligrams to micrograms, you multiply by 1,000. Understanding this relationship is essential for accurate medication dosing and calculations in nursing practice. The metric system is widely used in healthcare, and being fluent in its conversions helps ensure patient safety and effective communication among healthcare professionals.