How many milliliters are in one ounce (oz)?

An ounce is equivalent to approximately 30 milliliters. This conversion is essential in medication administration, as precise dosing can depend on understanding metric and imperial measurements. When converting ounces to milliliters, knowing this factor allows healthcare professionals to accurately prepare and administer medications in liquid form. This conversion is based on standardized measurements where 1 fluid ounce equals about 29.57 mL, which is commonly rounded to 30 mL for practical calculations in medical settings. Understanding this relationship is critical for ensuring the safe and effective delivery of medications.