Dosage Calculation
1
1. The physician has prescribed 10,000 units of Heparin SC Q6H. Using the label below calculate how
many mL(s) the nurse should give with each dose. Round answer to the nearest tenths.
2. The client is prescribed Gentamycin 2.4 mg per kg. The client weighs
46 pounds. The supply is 7 mg/mL. How many mL(s) will the nurse administer? Round to the nearest
whole number.
3. The cardiologist prescribes Digoxin (Lanoxin) 1.5 mg by mouth every morning for a client diagnosed
with heart failure. Using the label below calculate how many tablet(s) the nurse should administer?
Round to the nearest whole or half tablet.
Revised 3/7/2019drs, 3/30/2023 DRS, 2/6/24 CP, 3/8/24 kv
, Dosage Calculation
2
4. The client was admitted with an MI. The client is to receive Aspirin 350 mg PO. In stock is Aspirin 125
mg. How many tablet(s) is the nurse going to administer? Round to the nearest whole or half tablet.
5. The client has a headache and the doctor has prescribed Ibuprofen 400 mg to be administered PO Q6H
PRN for pain. The recommended safe dose range for Ibuprofen is 10-15mg/kg/dose. The client weighs
68 lbs. Calculate the safe dose range and determine if the medication is safe to administer. Round to
the whole number.
6. The doctor prescribes 750 mL of D5 ½ NS at 64 mL/hr. How many hours and minutes with the fluids
run? Round the answer to the nearest tenth before calculating minutes. Then calculate minutes to
the whole number.
7. A nurse practitioner prescribes Lithium 675 mg QID for a client with bipolar disorder. How many mg(s)
will the client receive daily? Round the answer to the whole number.
8. The APRN prescribed the client 275 mg Gentamycin PO TID. The safe dose range for Gentamycin is
4-6 mg/kg/dose. The client’s last recorded weight was 150 pounds. Calculate the safe dose range and
determine if the medication is safe to administer. Round to the nearest tenth.
Revised 3/7/2019drs, 3/30/2023 DRS, 2/6/24 CP, 3/8/24 kv
1
1. The physician has prescribed 10,000 units of Heparin SC Q6H. Using the label below calculate how
many mL(s) the nurse should give with each dose. Round answer to the nearest tenths.
2. The client is prescribed Gentamycin 2.4 mg per kg. The client weighs
46 pounds. The supply is 7 mg/mL. How many mL(s) will the nurse administer? Round to the nearest
whole number.
3. The cardiologist prescribes Digoxin (Lanoxin) 1.5 mg by mouth every morning for a client diagnosed
with heart failure. Using the label below calculate how many tablet(s) the nurse should administer?
Round to the nearest whole or half tablet.
Revised 3/7/2019drs, 3/30/2023 DRS, 2/6/24 CP, 3/8/24 kv
, Dosage Calculation
2
4. The client was admitted with an MI. The client is to receive Aspirin 350 mg PO. In stock is Aspirin 125
mg. How many tablet(s) is the nurse going to administer? Round to the nearest whole or half tablet.
5. The client has a headache and the doctor has prescribed Ibuprofen 400 mg to be administered PO Q6H
PRN for pain. The recommended safe dose range for Ibuprofen is 10-15mg/kg/dose. The client weighs
68 lbs. Calculate the safe dose range and determine if the medication is safe to administer. Round to
the whole number.
6. The doctor prescribes 750 mL of D5 ½ NS at 64 mL/hr. How many hours and minutes with the fluids
run? Round the answer to the nearest tenth before calculating minutes. Then calculate minutes to
the whole number.
7. A nurse practitioner prescribes Lithium 675 mg QID for a client with bipolar disorder. How many mg(s)
will the client receive daily? Round the answer to the whole number.
8. The APRN prescribed the client 275 mg Gentamycin PO TID. The safe dose range for Gentamycin is
4-6 mg/kg/dose. The client’s last recorded weight was 150 pounds. Calculate the safe dose range and
determine if the medication is safe to administer. Round to the nearest tenth.
Revised 3/7/2019drs, 3/30/2023 DRS, 2/6/24 CP, 3/8/24 kv
