Drug Calculation Test
Question 1
Convert 80 micrograms to milligrams / 0.08 mg
Question 2
Convert 0.9 grams to milligrams / 900 mg
Question 3
Convert 75 mL to Litres / 0.075 L
Question 4
Convert 5000 nanograms to micrograms / 5 micrograms
Question 5
Convert 1.2 kg to grams / 1200 g
Question 6
Convert 15250 miligrams to grams / 15.25 g
Question 7
A suspension contains Carbamazepine 15mg/3ml. How many milligrams would be in a 15ml bottle? / 75 mg
Question 8
John’s Fluid Balance Chart for 24 hours shows:
Intake: Output:
IV Fluid 1095ml Urine 440ml
Oral Fluids 640ml Vomit 90ml
Wound Drainage 55ml
Calculate the total
(A) Input
(B) Output / (A) 1735 mL
(B) 585 mL
Question 9
Choose the best combination of tablets for each of the following prescriptions.
Prescribed: Warfarin tablets.
Strength available: 1mg, 2mg, 5mg, 10mg.
Doses required:
(A) 7mg
(B) 16mg / (A) 5mg, 2mg
(B) 10mg, 5mg, 1mg
Question 10
A patient requires Risperidone 80 milligrams
The stock dose is 50mg / 5mL.
What volume is required? / 8 mL
Question 11
A patient has been prescribed 12 mg Ketamine
The stock available is 5mg / 10mL.
What volume of Ketamine is required?
/ 24 mL
Question 12
Heparin is available as 10000 units/10mL.
What volume is needed to give 35000 units? / 35 mL
Question 13
A patient has been prescribed
Prednisolone 40 mg
The stock available is 20 mg
How many tablets will you administer? / 2 tablets
Question 14
Digoxin 20 mg is prescribed
The stock available is 5 mg
How many tablets will you administer? / 4 tablets
Question 15
A patient is prescribed Budesonide 750 micrograms by nebulizer.
The medication is available as
500 micrograms / 8mL
What volume is required? / 12 mL
Question 16
A patient is prescribed 220 mg of Pethidine
The stock dose is 50mg / 3mL ampoule.
What volume will you require?
/ 13.2 mL
Question 17
A patient is prescribed 100 mg of Tramadol Hydrochloride injection
The stock dose is 25mg / 2 mL
What volume will you require? / 8 mL
Question 18
A patient is prescribed 1000mL over 12 hours.
What percentage would be administered after 9 hours? / 75%
Question 19
A patient has a daily fluid allowance of 1200mL.
The patient has taken 80%.
How many mL is this? / 960 mL
Question 20
A patient has a daily fluid allowance of 800mL.
The patient has taken 240mL. What percentage is this? / 30%