Author Question: The doctor orders Ampicillin 500 mg q6h to be administered in a volume control chamber in a total ... (Read 78 times)

jhjkgdfhk · **on:** Jul 3, 2018

The doctor orders Ampicillin 500 mg q6h to be administered in a volume control chamber in a total solution of 40 mL. The ampicillin vial has a strength of 100 mg/mL.

After adding the ampicillin to the VCC, how many mL of fluid will you then also add to the VCC? 1. 5 mL
2. 15 mL
3. 35 mL
4. 40 mL

Question 2

The physician orders Garamycin (gentamicin) 25 mg IVPB q.8h. for a child.

If the label on the Garamycin vial reads 5 mg/mL, how many milliliters will you withdraw from the vial to add to the volume control chamber? If the recommended concentration of the solution for infusion is 2 mg/mL, how would you then dilute the medication in the volume control chamber (VCC)? 1. 5 mL of medication and 12.5 mL of fluid
2. 125 mL of medication and 125 mL of fluid
3. 5 mL will be withdrawn from the vial and added to the VCC. And then IV fluid must be added to the VCC to the level of 12.5 mL
4. 125 mL of medication and no further fluid is needed

Li Jun · **Reply #1 on:** Jul 3, 2018

Answer to Question 1

3

Global Rationale: You add 5 mL from the vial, and need another 35 mL to have a total of 40 mL.

Answer to Question 2

3

Global Rationale: 5 mL of medication to be added to the VCC; 25 mg 1 mL/2 mg = 12.5 mL.