Deck 9: Parenteral Medications

Question 1

A client weighing 187 lbs.is prescribed polymyxin B sulfate 20,000 units/kg/day in divided doses q 12 hours.The medication available is 500,000 units/1 mL.How many mL of the medication will the nurse provide the patient for each dose?
1)0.017 mL
2)0.17 mL
3)1.7 mL
4)17 mL

Answer 1

3
Explanation:mL/dose = 1 mL/500,000 units x 20,000 units/1 kg x 1 kg/2.2 lbs x 187 lbs/day x 1 day/2 doses.Multiply the numerators and divide by the denominators.The nurse will provide the client with 1.7 mL of the medication for each dose.

Question 2

The client is prescribed heparin 8,000 units SQ q8h.The concentration of the medication is 10,000 units per mL.How many mL will the nurse administer to this client?
Standard Text: Round the answer to the nearest hundredth.

Answer 2

0.8 mL
Explanation:mL/dose = 1 mL/10,000 units x 8,000 units/1 dose.The client will receive 0.8 mL per dose.

Question 3

The nurse is determining which volume of diluent to use when reconstituting a medication.The medication available is 1 gram.The clientt is to receive 750 mg.Which volume should the nurse use to reconstitute the medication so that the lowest volume is administered to the client?
1)2 mL to yield 1000 mg/1 mL
2)3 mL to yield 1000 mg/2 mL
3)4 mL to yield 1000 mg/3 mL
4)5 mL to yield 1000 mg/4 mL

Answer 3

1
Explanation:Using 2 mL to reconstitute the medication will produce the lowest volume since the dose of 750 mg would be administered in 1.5 mL of the medication or 750/1000 x 1 mL = 0.75 mL.The other volumes will cause the nurse to administer a larger volume.

Question 4

The nurse reconstitutes a medication on December 15,2013 at 1400 hours that has a potency of 1 week.When is the expiration date of this medication?
1)December 21 2013 1400 hours
2)December 21 2013 2400 hours
3)December 22 2013 1400 hours
4)December 22 2013 2400 hours

Question 5

The nurse needs to provide 500 mg of a medication to a client.The medication is in powder form and is to be reconstituted prior to administering.How should the nurse reconstitute the medication to produce the lowest volume to administer to the clients?
1)1 mL to yield 1000 mg/mL
2)2 mL to yield 1000 mg/2 mL
3)3 mL to yield 1000 mg/3 mL
4)4 mL to yield 1000 mg/4 mL

Question 6

A young client weighing 33 lb.is prescribed to receive valproic acid (Depakene)10 mg/kg/day in 4 divided doses.The medication available is 100 mg/mL.How much medication will the nurse provide the client for each dose?
Standard Text: Round the answer to the nearest hundredth.

Question 7

The client is prescribed Demerol (meperidine hydrochloride)75 mg IM stat.The label on the 20 mL multidose vial reads 100 mg/mL.How many mL of medication will the nurse administer to this client?
Standard Text: Round the answer to the nearest hundredth.

Question 8

A client weighing 176 lbs.s prescribed to receive heparin sodium 150 units/kg subcutaneous injection every 6 hours.The medication available is 10,000 units/mL.How many mL of the medication will the nurse give the patient for each dose?

Question 9

A client is prescribed piperacillin tazobactam 4.5 grams every 6 hours.The medication vial states to reconstitute the medication with 10 mL of diluent for 2 gram of medication to yield 2 grams/10 mL.How many mL of the medication should the nurse provide the client for each dose?
Standard Text: Round the answer to the nearest tenth.

Question 10

A client is prescribed 6000 units of heparin.The medication available has 5000 units/mL.How many mL of the medication will the nurse provide to the client?
Standard Text: Round answer to the nearest tenth.

Question 11

The client is prescribed Thorazine (chlorpromazine hydrochloride)40 mg IM q6h prn for agitation.The vial is labeled 25 mg/mL.How many mL of medication will the client receive at each dose?
Standard Text: Round the answer to the nearest tenth.

Question 12

A client is prescribed 125 mg of a medication through subcutaneous injection.The directions on the package insert state to reconstitute the medication with 2.5 mL of sterile water for injection to yield 1000 mg/2 mL.How many mL of the medication should the nurse provide to the client?
1)0.25 mL
2)2.5 mL
3)0.125 mL
4)1.25 mL

Question 13

A lient is prescribed ampicillin 250 mg IM every 6 hours.The nurse has a vial of the medication containing 2 grams/5 mL.How many mL of the medication should the nurse provide to the patient?
Standard Text: Round your answer to the nearest hundredth.

Question 14

The client is prescribed Phenergan (promethazine hydrochloride)12.5 mg IM q4h prn nausea.The vial is labeled 50 mg/mL.How many mL of medication will the nurse administer to this client?
Standard Text: Round the answer to the nearest hundredth.

Question 15

A client is prescribed heparin sodium 850 units subcutaneous injection q12h.The vial contains reads 1000 units/mL.How many mL of the medication will the nurse provide the client?
1)0.085 mL
2)0.85 mL
3)8.5 mL
4)85 mL

Question 16

The nurse is reviewing the following label on a reconstituted medication.What is missing from this label?
1)Name of the medication
2)Solution used to reconstitute the medication
3)Initials of the person who reconstituted the medication
4)The name,date,and signature of the prescribing health care provider

Question 17

A client weighing 198 lbs.is prescribed eptifibatide (Integrilin)2 mcg/kg/min.The medication available is 2 mg/mL.How many mL of the medication will the client receive in a hour?
Standard Text: Round the answer to the nearest tenth.

Question 18

The client is prescribed thiothixene hydrochloride 4 mg IM twice a day.The concentration of the medication is 5 mg/1 mL.How many mL will the nurse administer to this client?
Standard Text: Round the answer to the nearest tenth.

Question 19

The nurse needs to provide 150 mg of a medication to a client IM.The medication available is 1 g/10 mL.How many mL of the medication should the nurse prepare?
Standard Text: Round the answer to the nearest tenth.