Dosage Calculation Practice Exam 1
A patient has an order for Chloromycetin, 500 mg every 6 hours. The drug comes in 250 mg capsules. What would the nurse administer?
A nurse is to administer 150 mg of a drug intra
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Dosage Calculation Practice Exam 1
A patient has an order for Chloromycetin, 500 mg every 6 hours. The drug comes in 250 mg capsules. What would the nurse administer?
A nurse is to administer 150 mg of a drug intramuscularly. The label on the multidose vials reads 100 mg/mL. How much would the nurse give?
A nurse is to administer 30 mg of furosemide (Lasix) to a client with congestive heart failure (CHF). The vial contains 40 mg/mL. Which is the correct dose to administer?
The nurse is providing discharge teaching for a client who has been prescribed 600 mg of an oral liquid medication. The mother shows the nurse the label of the medication, which reads: 250 mg/mL. The nurse would instruct the mother to give how many milliliters?
A child is to receive 500 mg of an antibiotic suspension. The label on the bottle reads 250 mg/5 mL. The nurse should administer how much of the suspension in one dose?
A health care provider orders 250 mg of an antibiotic suspension. The label on the suspension reads "500 mg/5 mL." How much would the nurse administer?
The client is to be given ascorbic acid 1 g daily by mouth. The medication comes in a container labeled, "Ascorbic Acid 250 mg tablets." How much will the nurse give?
The PCP orders amoxicillin 250 mg by mouth two times a day. The drug label reads "Amoxicillin 125 mg/5 ml." How much will the nurse administer?
A nurse is to administer 175 mg of a medication intramuscularly. The label on the multidose vial states that the concentration is 100 mg/mL. What volume of the drug should the nurse administer?
The nurse is preparing to administer 80 mg of Solu-medrol intravenously (IV) to a client with pneumonia. The vial states that it has 120 mg per 2 mL. The nurse would correctly draw up which amount?
The health care provider prescribes ascorbic acid 0.5 g daily. The drug label reads ascorbic acid 250 mg. The nurse would administer how many tablets?
A client is being treated for congestive heart failure (CHF) and is to receive 0.5 milligrams of digoxin, which is available in 250-microgram tablets. The nurse would correctly administer how many tablets?
The nurse is to administer 25 mg of meperidine (Demerol). The vial states that it contains meperidine 50mg/1 mL. How much medication should the nurse draw up for the ordered dosage?
A nurse needs to convert 3 fluid ounces to the metric system equivalent. The nurse performs the calculation to find which result?
A client has been prescribed a one-time dose of 4 mg morphine IV. The medication is available in ampules of 10 mg/mL. What volume of morphine should the nurse draw up?
A physical orders 75 mcg of a drug IM daily. The drug is available in a vial labeled 0.5 mg in 5 mL. How many mL with the patient receive?
The patient is to receive 750 mg of a drug PO daily. The drug bottle is labeled 0.5 g in 5 mL. How many Tbs will the patient receive?
The order is for 1 g of a medication PO BID. The pharmacy sends the medication labeled 200 mg in 5 mL. How many mL should the nurse administer?
The physician orders to administer Prednisolone oral solution 0.03 g daily. The label reads Predisolone 15 mg per 5 mL. How many tsp will the patient receive?
The physician orders granisetron 450 mcg IV 30 minutes prior to chemotherapy. The label reads 0.1 mg per mL. How many mL will the nurse administer to the patient?
A client is prescribed ergocalciferol 240,000 units by mouth each day. The medication is available in 8000 units/mL.
Which amount in ounces will the nurse administer for one dose?
(Do not round. Record your answer using a whole number.)
The health care provider prescribes gentamicin 4 mg/kg/day PO in three divided doses for a client that weighs 132 lb (60 kg).
The label on the vial reads 80 mg/mL.
How many mL does the nurse administer for each dose? (Round at the end of the equation. Record your answer using a whole number.)
mL
The nurse provides care for a client admitted for pre-eclampsia. The health care provider prescribes magnesium sulfate at a maintenance dose of 1.5 grams per hour. Magnesium sulfate is available in 4 grams in 100 mL 0.9% sodium chloride.
The nurse adjusts the flow rate to run at how many milliliters per hour? (Round at the end of the equation. Record your answer using one decimal place.)
A client is prescribed cephalexin 250 mg by mouth every 12 hours. The medication is available in 500 mg/tablet. Which number of tablets will the nurse administer to the client?
(Round at the end of the equation. Record your answer using one decimal place.)
The nurse, preparing medication for a client, has a 20 mL multidose vial of heparin labeled 10,000 units per mL. The prescribed concentration is to mix 25,000 units of heparin per 250 mL of normal saline.
Which amount of heparin, in mLs, will the nurse add to the 250 mL bag of normal saline?
(Record your answer using one decimal place.)
The nurse cares for a client receiving 1,800 ml of IV fluid daily. The IV set delivers 60 drops per ml.
The nurse should adjust the IV flow rate so that the client receives how many drops of fluid per minute?
How many mL should the nurse administer if the physician orders 550 mg IM?
1g = ? mg
The nurse cares for a client receiving potassium chloride 25 mEq IV piggyback. The potassium chloride is labeled 10 ml = 40 mEq.
Record the number of milliliters of potassium chloride that the nurse should add to the IV solution.
The physician orders metoclopramide (Reglan) 45 milligrams IV. The label reads 5mg/mL.
How many mL should the nurse administer for each dose?
The nurse cares for a child receiving 40 drops of IV fluid per minute. The IV set has a drip factor of 60 drops per mL.
At this rate, record how many hours it will take the nurse to infuse 400 mL?
Diazepam (Valium) is ordered for a 38-pound-child diagnosed with a seizure disorder. The ordered dose of Valium is 0.05 mg/kg.
How many mg will the nurse administer to deliver the ordered dose?
The nurse cares for a client with an order for IV fluid of D5 0.45% normal saline 1,000 ml to run from 9 A.M. to 9 P.M. The drip factor on the delivery tubing is 15 gtt/ml.
The nurse determines the IV is infusing correctly if the infusion is set at which of the following rates?
The physician orders aminocaproic acid (Amicar) 4 grams IV. The label reads 250 mg/mL.
How many mL should the nurse administer?.
The nurse provides care for the client receiving intravenous normal saline (NS) solution at 100 mL/hr.
Throughout the day, the client drinks 12 oz of water and 8 oz of milk.
The client voids 1100 mL and has 380 mL liquid stool. (This is the clients "OUTPUT")
Calculate and record the client's net 24-hour intake in mL.
(Record your answer rounding to the nearest whole number.)
1520ml/24hours
The nurse calculates intake and output for a client receiving enteral feedings at the feeding times 0600, 0900, 1200, 1500, 1800, and 2100.
Each feeding consists of 8 oz of enteral feeding plus 30 mL flush before and after feeding.
How many milliliters does the client receive every 24 hours? (Do not round. Record your answer using a whole number.)
1800ml/24 hours
The IV solution contains 100 units of regular insulin in 250 mL of0.9% sodium chloride.
How many mL per hour does the nurse set the IV pump to infuse?
Prescribed is 600 mg of acyclovir by mouth every 4 hours. On hand are tablets labeled acyclovir 200 mg. The nurse should administer ___________ tablets per day.
Prescribed is cefaclor 750 mg by mouth each day for 10 days. The pharmacy fills the prescription with cefaclor 187 mg/5 mL suspension. The mother should be instructed to administer _______________ mL per dose.
Prescribed is cyanocobalamin 0.3 mg intramuscularly. The pharmacy sends cyanocobalamin 100 mcg/0.5 mL. The client should receive ____________mL.
Prescribed is amphotericin B 15 mg IV. A vial containing 50 mg of amphotericin B powder has instructions to reconstitute with 10 mL of diluent. How many milliliters would contain the prescribed amount? _________________ mL.
Prescribed is 250 mL of Vancomycin 500 mg to infuse over 90 minutes. The hourly rate is: ______________________.
Prescribed is 1 L of D5NS to infuse over 4 hours. The hourly rate is: ______________.
Prescribed is 70 mL of D5W to infuse over 2 hours. The drip factor is 20 gtt/mL. The nurse would infuse: ________________________ gtt/min.
Prescribed is 300 mL of Lactated Ringer's to infuse over 3 hours. The drip factor is 10 gtt/mL. The nurse would infuse: _______________________ gtt/min.
Prescribed is 100 mL of NS to infuse over 15 minutes. The drip factor is 15 gtt/mL. The nurse would infuse: _________________gtt/min.
A patient with diabetes has an order for regular insulin IV at 9 U/hr. The concentration is insulin 500 U in 500 mL of 0.9% NS. How many mL/hr should the IV pump be programmed for? Answer: ________________________.
An IV with 10,000 U of heparin in 500 mL is infusing at 20 gtt/min using a 20 gtt/mL infusion set. Calculate the u/hr. Answer: _____________________.
Prescribed is digoxin for an infant weighing 9 lb. the safe dosage range for this drug is 35-60 mcg/kg/dose. What is the safe dose range for this infant? _________________
Prescribed is cefpodoxime proxetil for a child weighing 28 kg. The safe dose of this drug is 5 mg/kg every 12 hours. What is the safe dose range for this infant? _______________.
Prescribed is ibuprofen 100mg every 6 hours for a child weighing 22 lb. The safe dose range for ibuprofen is 5-10 mg/kg/dose.
What is the safe dose range for this child?
Is the prescribed dose safe?
Prescribed is cefazolin sodium 250 mg IV every 6 hours for a child weighing 35 lb. The safe dose range for cefazolin sodium is 25-100 mg/kg/day in four divided doses.
What is the safe individual dosage range for this child? _____________________
Is the prescribed dose safe?
yes, the prescribed dose is 1000mg/day; therefore, it is in the safe range
Prescribed is 500 mL bolus of 0.9% NS to infuse IV at 200 mL/hr. How long will this infusion last?
Prescribed is rifampin 600mg to infuse IV at 200 mg/hr. The pharmacy sends 600 mg rifampin in 500 mL of D5W. How long will this infusion last?
Calculate the client's total fluid intake for the 8-hour shift. (Record your answer using a whole number. Do not round.)
mL
The pediatric nurse prepares high-calorie formula feedings for an infant diagnosed with failure to thrive. The infant is to receive 2 ounces of 22-calorie per ounce formula every 2 hours.
How many calories does the nurse document that the infant receives daily? (Record your answer using a whole number.)
A heparin infusion at 1,500 units/hour is ordered for a 64-year-old client with stroke in evolution. The infusion contains 25,000 units of heparin in 500 ml of saline solution.
How many milliliters per hour should be given?
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