NAPLEX MATH PRACTICE 2024 Questions with
100% Correct Answers
What is the osmolarity, in mOsmol/L of normal saline (0.9%NaCl) ? MW = 58.5. Round to the nearest
whole number
308 mOsmol/L
What is the osmolarity, in mOsmol/L of D5? M.W. = 198. Round to the nearest tenth
252.5
How many grams are equal to 50,000,000 nanograms?
0.05 grams
A pharmacist received this prescription " TMP/SMX 40-200 mg/5mL. Sig: Take 1 tsp PO BID x 10 days,
until all taken". and dispensed 3 oz to the patient. How many days of therapy will the patient be
short? Use 30 mL for 1 fluid ounce
A.) 1
B.) 3
C.) 9
D.) 10
E.) 90
A.) 1
A pharmacist has tablets that contain 0.25 mg of levothyroxine per tablet. The tablets will be crushed
and mixed with glycerol and water to prepare a prescription for a 36 pound child. How many
levothyroxine tablets will be needed to compound the following prescription "Levothyroxine 0.1
mg/mL. Dispense 60 mL. Sig: 0.01 mg per kg PO BID" ?
24 tablets
A metered dose inhaler provides 90 micrograms of albuterol sulfate with each inhalation. The canister
provides 200 inhalations. If the patient uses the entire canister, how many total milligrams will the
patient have received?
18 mg
SJ is a female patient in the internal medicine unit receiving treatment following a motor vehicle
accident. Her medications include lorazepam, morphine, and phenytoin. Her serum albumin is 1.8
g/dL and her phenytoin level is 9.6 mcg/mL. Calculate SJ's corrected phenytoin level. Round to the
nearest one decimal place
20.9 mg/L
A pharmacist receives a prescription for "Vigamox 0.5% Dispense 3 mL. 1 gtt tid ou x 7 d" How many
drops will the patient use per day?
6 drops
How many mg is equal to 8 grains?
520 mg
100% Correct Answers
What is the osmolarity, in mOsmol/L of normal saline (0.9%NaCl) ? MW = 58.5. Round to the nearest
whole number
308 mOsmol/L
What is the osmolarity, in mOsmol/L of D5? M.W. = 198. Round to the nearest tenth
252.5
How many grams are equal to 50,000,000 nanograms?
0.05 grams
A pharmacist received this prescription " TMP/SMX 40-200 mg/5mL. Sig: Take 1 tsp PO BID x 10 days,
until all taken". and dispensed 3 oz to the patient. How many days of therapy will the patient be
short? Use 30 mL for 1 fluid ounce
A.) 1
B.) 3
C.) 9
D.) 10
E.) 90
A.) 1
A pharmacist has tablets that contain 0.25 mg of levothyroxine per tablet. The tablets will be crushed
and mixed with glycerol and water to prepare a prescription for a 36 pound child. How many
levothyroxine tablets will be needed to compound the following prescription "Levothyroxine 0.1
mg/mL. Dispense 60 mL. Sig: 0.01 mg per kg PO BID" ?
24 tablets
A metered dose inhaler provides 90 micrograms of albuterol sulfate with each inhalation. The canister
provides 200 inhalations. If the patient uses the entire canister, how many total milligrams will the
patient have received?
18 mg
SJ is a female patient in the internal medicine unit receiving treatment following a motor vehicle
accident. Her medications include lorazepam, morphine, and phenytoin. Her serum albumin is 1.8
g/dL and her phenytoin level is 9.6 mcg/mL. Calculate SJ's corrected phenytoin level. Round to the
nearest one decimal place
20.9 mg/L
A pharmacist receives a prescription for "Vigamox 0.5% Dispense 3 mL. 1 gtt tid ou x 7 d" How many
drops will the patient use per day?
6 drops
How many mg is equal to 8 grains?
520 mg
