This document provides 10 dosage calculation questions involving converting between the amount of medication ordered and the volume needed based on the concentration of available medication. The questions cover a range of medications and concentrations requiring calculation of volume based on the given order, available concentration, and units of measurement for proper administration.

1. Dosage Calculation Review
1. Dr. Lee orders hydroxyzine 12.5 mg IM. The drug is available as hydroxyzine 25 mg/ml in
10 ml vials. How many ml will you administer to the client?
2. Dr. Jones orders diazepam 5 mg IM. The drug is available as a 2 ml disposable syringe
labeled 5 mg/ml. How many ml will you administer to the client?
3. Dr. Smith order reads methadone 2.5 mg IM. The drug is available as methadone 10 mg/ml.
How many ml will you administer to the client?
4. 80 mg of Solu-Medrol has been prescribed. Available: Solu-Medrol 125 mg in 2 mL. How
many mL should you withdraw from the vial?
5. Decadron is available 1 mg/1mL. 3 mg of Decadron IV has been prescribed. How many mL
should you administer?
6. Order: 4.5 mg of Valium. Supply: 10 mL ampule labeled 5 mg in 1 mL. How many mL
should you administer?
7. Tetracycline is available in a 10 mL ampule labeled 50 mg in 1 mL. 500 mg is ordered. How
many mL should you administer?
8. 7.5 mg of Haldol IV has been prescribed. Available: 10 mg in 1 mL. How many mL will you
administer?
9. Reglan 10 mg IV has been ordered. Available: 30 mL ampule with 5 mg/1mL. How many mL
will you give?
10. Order: 180 mg of Dobutamine. Supply: 40 mg/1 mL. How many mL will you administer?