How many milliliters are in 1 oz?

One fluid ounce is equivalent to approximately 30 milliliters. This conversion is important in medical and nursing practice, especially when calculating dosages of medications that may be prescribed or administered in either fluid ounces or milliliters. Understanding this relationship can help prevent dosing errors and ensure accurate administration.

Using the conversion factor of 1 ounce being equal to 30 mL is fundamental when preparing medications, especially in cases where accuracy is critical for patient care. It's also helpful for those who may work in settings that interchangeably use imperial and metric systems, allowing for seamless communication of dosages among healthcare providers.

In the context of this question, recognizing that 30 mL is the established conversion rate reinforces the importance of being familiar with metric conversions in nursing practice.