HNN215: Practice Calculations Assignment

1. What volume is required for an injection if 750mg are ordered and stock ampules contain 200mg/ml?
2. A dose of 2g of medication has ordered for a patient. The medication comes in 4g/5mL. What volume will you give the patient?
3. What volume is required for an injection if 1g is ordered and stock ampules contain 250mg/ml?
4. What volume is required for an injection if 500mg is ordered and stock ampules contain 250mg/ml?
5. What volume is required for an injection if 75mcg is ordered and stock ampules contain 0.25mg/4ml?
6. What volume is required for an injection if 2mg is ordered and stock ampules contain 500mcg/ml?
7. What volume is required for an injection if 600mg are ordered and stock ampules contain 350mg/ml?
8. A dose of 4500mg of medication has ordered for a patient. The medication comes in 5g/10mL. What volume will you give the patient?9. A dose of 3500mg of medication has ordered for a patient. The medication comes in 5g/2mL. What volume will you give the patient?
9. A flask of 1L of 4?xtrose in saline is required over 6hrs. What rate will you set the pump?
10. A flask of 850mL of 0.9% saline is required over 12hrs. What rate will you set the pump?
11. You have made up 400mg of a drug and injected it into a 100ml polybag. You want to infuse the medication over 12 minutes. What rate will you set the pump?
12. You have made up 1g of a drug and injected it into a 1000ml polybag. You want to infuse the medication over 24 hours. What rate will you set the pump?
13. Your patient requires some additional IV hydration. You set up a 1L bag that contains 0.9% normal saline. You want to infuse it over 4 hours. What rate will you set the pump?
14. You have made up 10g of a drug and injected it into a 1L bag. You want to infuse the medication over 7 hours. What rate will you set the pump?
15. A child weighs 13.5kg and is prescribed a medication for 0.8mg/kg/dose. The stock strength is 10mg/5mL. What volume will you give the patient?
16. A patient weighs 45kg and is prescribed a medication for 3mg/kg/dose. The stock strength is 2mg/0.5mL. What volume will you give the patient?
17. A patient weighs 36.5kg and is prescribed a medication for 0.4mg/kg/dose. The stock strength is 20mg/5mL. What volume will you give the patient?
18. You have 40mg of a drug in a 100ml bag. The infusion is running at 6ml/hr. How much medication is the patient receiving per hour?
19. You have 200mg of a drug in a 50ml bag. The infusion is running at 4ml/hr. How much medication is the patient receiving per hour?
20. You have 2g of a drug in a 500ml bag. The infusion is running at 22ml/hr. How much medication (in mg) is the patient receiving per hour?

Practice Calculations - Answers

1. What volume is required for an injection if 750mg are ordered and stock ampules contain 200mg/ml? 3.8mL
2. A dose of 2g of medication has ordered for a patient. The medication comes in 4g/5mL. What volume will you give the patient? 2.5mL
3. What volume is required for an injection if 1g is ordered and stock ampules contain 250mg/ml? 4mL
4. What volume is required for an injection if 500mg is ordered and stock ampules contain 250mg/ml? 2mL
5. What volume is required for an injection if 75mcg is ordered and stock ampules contain 0.25mg/4ml? 1.2mL
6. What volume is required for an injection if 2mg is ordered and stock ampules contain 500mcg/ml? 4mL
7. What volume is required for an injection if 600mg are ordered and stock ampules contain 350mg/ml? 1.71428 ? 1.7mL
8. A dose of 4500mg of medication has ordered for a patient. The medication comes in 5g/10mL. What volume will you give the patient? 9mL
9. A dose of 3500mg of medication has ordered for a patient. The medication comes in 5g/2mL. What volume will you give the patient? 1.4mL
10. A flask of 1L of 4?xtrose in saline is required over 6hrs. What rate will you set the pump? 167ml/hr
11. A flask of 850mL of 0.9% saline is required over 12hrs. What rate will you set the pump? 71ml/hr
12. You have made up 400mg of a drug and injected it into a 100ml polybag. You want to infuse the medication over 12 minutes. What rate will you set the pump?500ml/hr
13. You have made up 1g of a drug and injected it into a 1000ml polybag. You want to infuse the medication over 24 hours. What rate will you set the pump? 42ml/hr
14. Your patient requires some additional IV hydration. You set up a 1L bag that contains 0.9% normal saline. You want to infuse it over 4 hours. What rate will you set the pump? 250ml/hr
15. You have made up 10g of a drug and injected it into a 1L bag. You want to infuse the medication over 7 hours. What rate will you set the pump? 143ml/hr
16. A child weighs 13.5kg and is prescribed a medication for 0.8mg/kg/dose. The stock strength is 10mg/5mL. What volume will you give the patient? 5.4mL
17. A patient weighs 45kg and is prescribed a medication for 3mg/kg/dose. The stock strength is 2mg/0.5mL. What volume will you give the patient? 33.75 ?33.8mL
18. A patient weighs 36.5kg and is prescribed a medication for 0.4mg/kg/dose. The stock strength is 20mg/5mL. What volume will you give the patient? 3.65mL
19. You have 40mg of a drug in a 100ml bag. The infusion is running at 6ml/hr. How much medication is the patient receiving per hour? 2.4mg/hr
20. You have 200mg of a drug in a 50ml bag. The infusion is running at 4ml/hr. How much medication is the patient receiving per hour? 16mg/hr
21. You have 2g of a drug in a 500ml bag. The infusion is running at 22ml/hr. How much medication (in mg) is the patient receiving per hour? 88mg/hr

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