NUR 1055 INTRO TO NURSING MODULE 9
MEDICATION CALCULATIONS CONCEPT
REVIEW GUIDE 2026 UNIT CONVERSIONS AND
DRUG DOSING PRINCIPLES
◉ The medication prescription states to administer acetaminophen
(Tylenol), 650 mg orally for a temperature of more than 38° C. The
medication bottle states Tylenol (acetaminophen), 325 mg tablets.
The nurse takes the client's temperature and notes that it is 101° F.
The nurse plans to take which action?
Answer: Administer two Tylenol tablets.
◉ A health care provider prescribes an intramuscular (IM) dose of
250,000 units of penicillin G benzathine (Bicillin). The label on the
10-mL ampule sent from the pharmacy reads penicillin G benzathine
300,000 units/mL. How much medication will the nurse prepare to
administer the correct dose? Fill in the blank. Record your answer to
one decimal place.
Answer: 0.8
◉ Diphenhydramine hydrochloride (Benadryl) 25 mg orally every 6
hours is prescribed for a child with an allergic reaction. The child
weighs 25 kg. The safe pediatric dosage is 5 mg/kg/day. What
should the nurse determine about the medication dosage?
,Answer: The dosage is within the safe range.
◉ The prescription reads to give ondansetron hydrochloride 0.15
mg/kg of body weight 30 minutes before receiving chemotherapy.
The client weighs 132 pounds. How many milligrams (mg) of
ondansetron hydrochloride will the nurse administer? Fill in the
blank.
Answer: 9
◉ A licensed practical nurse (LPN) is asked to prepare an
intravenous (IV) infusion of 1000 mL 5% dextrose in lactated
Ringer's at 80 mL/hr to be administered to an assigned client. The
LPN time-tapes the bag with a start time of 09:00. After making
hourly marks on the time-tape, the LPN notes that which time would
mark the completion time for the bag?
Answer: 21:30
◉ The intravenous prescription is 1000 mL of 0.9% NaCl (normal
saline) to run over 12 hours. The drop factor is 15 gtts/1 mL. The
nurse plans to adjust the flow rate to how many gtts/minute? Fill in
the blank and record the answer to the nearest whole number.
Answer: 21
◉ A client is complaining of abdominal pain and nausea. The
prescription is as follows: give hydroxyzine (Vistaril) 25 mg
, intramuscularly and meperidine (Demerol) 25 mg intramuscularly,
stat. Hydroxyzine (Vistaril) is available 50 mg/mL. Meperidine
(Demerol) is available in 25 mg/0.5 mL. The nurse should combine
the doses in one syringe for administration to the ventrogluteal
muscle. How many milliliters should the nurse administer in total?
Fill in the blank.
Answer: 1
◉ A health care provider prescribes a bolus of 500 mL of 0.9%
normal saline (NS) to run over 4 hours. The drop (gtt) factor is 10
drops (gtt) per 1 mL. The nurse plans to adjust the flow rate at how
many gtt per minute? Fill in the blank. Record your answer to the
nearest whole number.
Answer: 21
◉ The health care provider's prescription reads "phenytoin
(Dilantin) 0.2 g orally, twice daily." The medication label states 100-
mg capsules. How many capsule(s) should the nurse plan to
administer over a 24 hour period? Fill in the blank.
Answer: 4
◉ The nurse is asked to regulate the flow rate of an intravenous (IV)
solution being administered to a client. The IV bag contains 50 mL of
solution and the solution is to be administered over 30 minutes. The
administration set has a drop factor of 10 drops (gtts)/mL. The
nurse should regulate the roller clamp on the infusion set to deliver
MEDICATION CALCULATIONS CONCEPT
REVIEW GUIDE 2026 UNIT CONVERSIONS AND
DRUG DOSING PRINCIPLES
◉ The medication prescription states to administer acetaminophen
(Tylenol), 650 mg orally for a temperature of more than 38° C. The
medication bottle states Tylenol (acetaminophen), 325 mg tablets.
The nurse takes the client's temperature and notes that it is 101° F.
The nurse plans to take which action?
Answer: Administer two Tylenol tablets.
◉ A health care provider prescribes an intramuscular (IM) dose of
250,000 units of penicillin G benzathine (Bicillin). The label on the
10-mL ampule sent from the pharmacy reads penicillin G benzathine
300,000 units/mL. How much medication will the nurse prepare to
administer the correct dose? Fill in the blank. Record your answer to
one decimal place.
Answer: 0.8
◉ Diphenhydramine hydrochloride (Benadryl) 25 mg orally every 6
hours is prescribed for a child with an allergic reaction. The child
weighs 25 kg. The safe pediatric dosage is 5 mg/kg/day. What
should the nurse determine about the medication dosage?
,Answer: The dosage is within the safe range.
◉ The prescription reads to give ondansetron hydrochloride 0.15
mg/kg of body weight 30 minutes before receiving chemotherapy.
The client weighs 132 pounds. How many milligrams (mg) of
ondansetron hydrochloride will the nurse administer? Fill in the
blank.
Answer: 9
◉ A licensed practical nurse (LPN) is asked to prepare an
intravenous (IV) infusion of 1000 mL 5% dextrose in lactated
Ringer's at 80 mL/hr to be administered to an assigned client. The
LPN time-tapes the bag with a start time of 09:00. After making
hourly marks on the time-tape, the LPN notes that which time would
mark the completion time for the bag?
Answer: 21:30
◉ The intravenous prescription is 1000 mL of 0.9% NaCl (normal
saline) to run over 12 hours. The drop factor is 15 gtts/1 mL. The
nurse plans to adjust the flow rate to how many gtts/minute? Fill in
the blank and record the answer to the nearest whole number.
Answer: 21
◉ A client is complaining of abdominal pain and nausea. The
prescription is as follows: give hydroxyzine (Vistaril) 25 mg
, intramuscularly and meperidine (Demerol) 25 mg intramuscularly,
stat. Hydroxyzine (Vistaril) is available 50 mg/mL. Meperidine
(Demerol) is available in 25 mg/0.5 mL. The nurse should combine
the doses in one syringe for administration to the ventrogluteal
muscle. How many milliliters should the nurse administer in total?
Fill in the blank.
Answer: 1
◉ A health care provider prescribes a bolus of 500 mL of 0.9%
normal saline (NS) to run over 4 hours. The drop (gtt) factor is 10
drops (gtt) per 1 mL. The nurse plans to adjust the flow rate at how
many gtt per minute? Fill in the blank. Record your answer to the
nearest whole number.
Answer: 21
◉ The health care provider's prescription reads "phenytoin
(Dilantin) 0.2 g orally, twice daily." The medication label states 100-
mg capsules. How many capsule(s) should the nurse plan to
administer over a 24 hour period? Fill in the blank.
Answer: 4
◉ The nurse is asked to regulate the flow rate of an intravenous (IV)
solution being administered to a client. The IV bag contains 50 mL of
solution and the solution is to be administered over 30 minutes. The
administration set has a drop factor of 10 drops (gtts)/mL. The
nurse should regulate the roller clamp on the infusion set to deliver
