1. The nurse has on hand 150 mg tablets of medication. The healthcare provider has
ordered 450 mg to be administered to the patient. How many tablets are to be
administered?
1 tab 450 mg 450
=
150 mg 150
= 3 tablets
2. The nurse has an order for 1 mcg to be administered to the patient. The pharmacy sends
a dosage of 0.5 mcg to the unit. How many tablets will be administered to the patient?
1 tab 1 mcg 1
=
0.5 mcg 0.5
= 2 tablets
3. The nurse is to administer 2.5 g of medication and has on hand 1 g tablets. How many
tablets will be administered?
1 tab 2.5 g 2.5
=
1g 1
= 2.5 tablets
4. The healthcare provider orders 1.2 g of medication to be delivered by intramuscular (IM)
injection. The nurse has a supply dosage of 2 g/3 mL. How many milliliters will be
administered?
3 mL 1.2 g 3.6
=
2g 2
= 1.8 mL
5. The healthcare provider orders an injection of 20 mg for the patient. The nurse has on
hand a vial of 100 mg/mL. How many milliliters are to be given?
1 mL 20 mg 20
=
100 mg 100
= 0.2 mL
, 6. The nurse has in the medication room a vial of 10 mg/2 mL. The healthcare provider
orders 2.5 mg of medication for an intramuscular injection. How many milliliters will the
nurse administer?
2 mL 2.5 mg 5
=
10 mg 10
= 0.5 mL
Simple Med Calc Problems with Conversions
7. The nurse has an order to administer 4000 mcg of medication to the patient. The nurse
has on hand 2 mg/tab. How many tablets should be administered to the patient?
1 tab 1 mg 4000 mcg 4000
=
2 mg 1000 mcg 2000
= 2 tablets
8. The healthcare provider has ordered 0.5 g of medication. The nurse has on hand in the
medication cart 250 mg tablets. How many tablets should be administered?
1 tab 1000 mg 0.5 g 500
=
250 mg 1g 250
= 2 tablets
9. The healthcare provider has ordered an injection of 0.5 mg. The pharmacy sends the
unit a dose of 200 mcg/mL. How many milliliters should the nurse give?
1 mL 1000 mcg 0.5 mg 500
=
200 mcg 1 mg 200
= 2.5 mL
10. The patient weighs 5.5 lb and is to receive 0.03 mg/kg/dose. Available is 300 mcg/3 mL.
How many mL would the nurse give?
3 mL 1000 mcg 0.03 mg 1 kg 5.5 lb 495
=
300 mcg 1 mg kg * dose 2.2 lb 660
= 0.75 mL