ATI Dosage Calculations 3.0: Powdered Medications Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

ATI Dosage Calculations 3.0: Powdered Medications Questions and Answers | Latest Version | 2025/2026 | Correct & Verified A vial of powdered ampicillin is labeled 500 mg. The instructions say to add 1.8 mL of sterile water to yield 2 mL of solution. How many mg per mL is the reconstituted solution? 250 mg/mL A healthcare provider orders 500 mg of cefazolin. The vial reads “1 g when reconstituted with 2.5 mL sterile water yields 330 mg/mL.” How many mL will you administer? 1.5 mL A vial contains powdered medication labeled 1,000 mg. After adding 5 mL of diluent, the concentration is 200 mg/mL. Is the reconstitution correct? Yes You need to administer 300 mg of a drug. The label says “After reconstitution with 3 mL sterile water, each mL contains 100 mg.” How many mL do you give? 3 mL 2 A vial is reconstituted with 4 mL of diluent and yields a concentration of 250 mg/mL. How many mg are in the entire vial? 1000 mg A medication comes in a dry vial labeled 1.5 g. You reconstitute with 6 mL and get a concentration of 250 mg/mL. How many mL equals 750 mg? 3 mL A dry powder vial is reconstituted to 4 mL total volume, with a total of 800 mg of medication. What is the concentration per mL? 200 mg/mL The order is for 600 mg of a drug. After reconstitution, the concentration is 300 mg/mL. How many mL do you give? 2 mL A nurse reconstitutes a drug and finds the label states “add 2 mL to get a final concentration of 500 mg/mL.” How many mg total are in the vial? 3 1000 mg If a reconstituted medication contains 2,000 mg in 8 mL, what is the concentration per mL? 250 mg/mL The provider orders 1.2 g of medication. The reconstituted vial is labeled 400 mg/mL. How many mL should the nurse give? 3 mL A powder medication is labeled 2 g. After adding 10 mL of diluent, the total concentration is 200 mg/mL. Is the reconstitution correct? Yes A vial is reconstituted to a concentration of 125 mg/mL. How many mL are needed to give a 500 mg dose? 4 mL The provider orders 2 g of a drug. The reconstituted solution is 1 g/2 mL. How many mL will the nurse give? 4 4 mL A medication is reconstituted to 400 mg/mL. If