Naplex Practice Exam Questions with 100%
Correct Answers
Patient has status epilepticus. Which medication would most likely be administered first in the ER?
A. Dilantin
B. Ativan
C. Keppra
D. Depakote
B- is the correct answer.
First line choice for status epilepticus for acute seizures when IV access is available. If no IV access,
Diazepam rectal gel is drug of choice.
How much elemental iron is in ferrous sulfate OTC
A. 325mg
B. 324mg
C. 27mg
D. 65mg
D is correct
Prednisone is approximately how many more times potent than hydrocortisone with regards to
reducing inflammation?
A. 8-9
B. 6-7
C. 4-5
D. 2-3
C is the correct answer
How many kcal are provided by 1 gram of dextrose in a TPN?
A. 3
B. 3.4
C. 4
D. 4.4
B is the correct answer
How many kcal are provided by 1ml of 10% fat emulsion in a TPN?
A. 3
B. 2
C. 1.1
D. 1
C- is the correct answer for TPN (2 for 20% and 3 for 30%)
How many kcal are provided by 1 gram of protein in a TPN?
A. 4
B. 3
,C. 2
D. 1.1
A- is the correct answer for TPN and EN
Which drugs should be avoided in patients with egg allergies? Select ALL that apply.
A. Clevidipine
B. Propofal
C. Cephalexin
D. Flublok
E. Fluzone
A, B, and E all are contraindicated in patients with egg allergies.
Elimination rate constant (ke) calculation
ke= Cl/Vd
Units are hr^-1
Half life (t1/2) calculation
t1/2= 0.693/ke
CYP Inhibitors
G-PACMAN
G-grapefruit
P- protease inhibitors
A-azoles
C-cyclosporine/cimetidine
M-macrolides
A-amiodarone
N-Non-dihydropyridine(diltiazem and verapamil)
CYP Inducers
PS-PORCS
P-Phenytoin
, S-Smoking
P-phenobarbital
O-oxcarbazepine
R-Rifampin
C-Carbamazepine
S-St.johns wort
Corrected Calcium Calculation
[(4 - patient's measured albumin level)* 0.8] + Ca level
Once made, Phenytoin IV is stable for how long?
A. 2 hours
B. 4 hours
C. 6 hours
D. 8 hours
B is the correct answer (according to Rx Prep)
Phenytoin IV is compatible with what?
A. normal saline
B. D5W
C. D10W
D. All the above
A. Only compatible with Normal Saline
What is the maximum infusion rate for Phenytoin IV?
A. 25 mg/min
B. 25 mcg/min
C. 50 mg/min
D. 50 mcg/min
C. It is 50 milligrams per minute
95% CI intervals test of DIFFERENCE
If the CI interval contains 0 the results are what?
A. Statistically significant
B. Not Statistically significant
C. Non conclusive
D. Not enough information
Correct Answers
Patient has status epilepticus. Which medication would most likely be administered first in the ER?
A. Dilantin
B. Ativan
C. Keppra
D. Depakote
B- is the correct answer.
First line choice for status epilepticus for acute seizures when IV access is available. If no IV access,
Diazepam rectal gel is drug of choice.
How much elemental iron is in ferrous sulfate OTC
A. 325mg
B. 324mg
C. 27mg
D. 65mg
D is correct
Prednisone is approximately how many more times potent than hydrocortisone with regards to
reducing inflammation?
A. 8-9
B. 6-7
C. 4-5
D. 2-3
C is the correct answer
How many kcal are provided by 1 gram of dextrose in a TPN?
A. 3
B. 3.4
C. 4
D. 4.4
B is the correct answer
How many kcal are provided by 1ml of 10% fat emulsion in a TPN?
A. 3
B. 2
C. 1.1
D. 1
C- is the correct answer for TPN (2 for 20% and 3 for 30%)
How many kcal are provided by 1 gram of protein in a TPN?
A. 4
B. 3
,C. 2
D. 1.1
A- is the correct answer for TPN and EN
Which drugs should be avoided in patients with egg allergies? Select ALL that apply.
A. Clevidipine
B. Propofal
C. Cephalexin
D. Flublok
E. Fluzone
A, B, and E all are contraindicated in patients with egg allergies.
Elimination rate constant (ke) calculation
ke= Cl/Vd
Units are hr^-1
Half life (t1/2) calculation
t1/2= 0.693/ke
CYP Inhibitors
G-PACMAN
G-grapefruit
P- protease inhibitors
A-azoles
C-cyclosporine/cimetidine
M-macrolides
A-amiodarone
N-Non-dihydropyridine(diltiazem and verapamil)
CYP Inducers
PS-PORCS
P-Phenytoin
, S-Smoking
P-phenobarbital
O-oxcarbazepine
R-Rifampin
C-Carbamazepine
S-St.johns wort
Corrected Calcium Calculation
[(4 - patient's measured albumin level)* 0.8] + Ca level
Once made, Phenytoin IV is stable for how long?
A. 2 hours
B. 4 hours
C. 6 hours
D. 8 hours
B is the correct answer (according to Rx Prep)
Phenytoin IV is compatible with what?
A. normal saline
B. D5W
C. D10W
D. All the above
A. Only compatible with Normal Saline
What is the maximum infusion rate for Phenytoin IV?
A. 25 mg/min
B. 25 mcg/min
C. 50 mg/min
D. 50 mcg/min
C. It is 50 milligrams per minute
95% CI intervals test of DIFFERENCE
If the CI interval contains 0 the results are what?
A. Statistically significant
B. Not Statistically significant
C. Non conclusive
D. Not enough information
