A nurse is preparing to administer an oral liquid medication. The order is for 100 mg, and the medication is available as 250 mg/5 mL How many mL should be administered?

Identify the ordered dose and available concentration Ordered Dose: 100 mg Available Concentration: 250 mg/5 mL Calculate the volume to administer Volume to administer = (Ordered Dose ÷ Concentration) × Volume of Concentration Volume to administer = (100 ÷ 250) × 5 Volume to administer = 0.4 × 5 = 2 mL