Deck 4: Medication Measurements and Oral Dose Calculations

Question 1

Ordered: Aspirin 650 mg po q4h prn for joint pain.
Available: Aspirin 325 mg tablets.
Give: same, more, or less than unit dose. (Circle one)

Answer 1

More. 650 mg is twice the amount of 325 mg unit dose

Question 2

Ordered: Lorabid oral suspension 0.3 g po bid for a patient with an infection.
Available: Lorabid oral suspension, 200 mg per 5 mL.
Give: same, more, or less than unit dose. (Circle one)

Answer 2

Directions: Read the ordered and available amounts. Estimate the approximate dose.

Question 3

Ordered: Potassium chloride solution 20 mEq po daily for a patient with a potassium deficit.
Available: Potassium chloride solution. 40 mEq per 15 mL.
Give: same, more, or less than unit dose. (Circle one)

Answer 3

Less. 20 mEq is half the 40 mEq unit dose

Question 4

Ordered amount: po 10 mg.
Supplied: 20 mg scored tablets.
Estimated dose:

Question 5

Ordered amount: po 0.5 g.
Supplied: 0.25 g tablets.
Estimated dose:

Question 6

Ordered: Phenobarb elix 15 mg po daily for a child with seizures.
Available: Phenobarb elix 20 mg per 5 mL.
Give: same, more, or less than unit dose. (Circle one)

Question 7

Ordered amount: po 250 mg.
Supplied: 125 mg cap.
Estimated dose:

Question 8

Ordered: Glucophage 0.5 g po daily for a patient with diabetes.
Available: Glucophage 500 mg tablets.
Give: same, more, or less than unit dose. (Circle one)

Question 9

Ordered: Clarithromycin, 0.25 g po q12h for a patient with a sinus infection.
Available: Clarithromycin, 250 mg tablets.
Give: same, more, or less than unit dose. (Circle one)

Question 10

Ordered: Phenobarbital 30 mg po stat for a patient needing sedation.
Available: Phenobarbital: 60 mg tablets scored.
Give: same, more, or less than unit dose. (Circle one)

Question 11

Ordered: Decadron 0.5 mg po daily for a patient with an acute allergic reaction.
Available: Decadron 0.25 mg tablets.
Give: same, more, or less than unit dose. (Circle one)

Question 12

Ordered: Coumadin 7.5 mg po daily for a patient with a clotting risk.
Available: Coumadin 2.5 mg tablets.
Give: same, more, or less than unit dose. (Circle one)

Question 13

Ordered amount: po 20 mg.
Supplied: 10 mg tablets.
Estimated dose:

Question 14

Ordered amount: po 0.1 g.
Supplied: 100 mg cap.
Estimated dose:

Question 15

Ordered amount: po 0.5 g.
Supplied: 250 mg per 5 mL.
Estimated dose:

Question 16

Ordered: Synthroid 100 mcg po daily for a patient with hypothyroidism.
Available: Synthroid 0.05 mg tablets.
Give: same, more, or less than unit dose. (Circle one)

Question 17

Ordered: Children's acetaminophen oral suspension 160 mg.
Available: Children's acetaminophen oral suspension 80 mg per 2.5 mL.
Give: same, more, or less than unit dose. (Circle one)

Question 18

Ordered: Dilantin 0.1 g po daily for a patient with seizures.
Available: Dilantin 100 mg tablets.
Give: same, more, or less than unit dose. (Circle one)

Question 19

Ordered: Cipro, 0.75 g po daily for a patient with a urinary tract infection.
Available: Cipro 750 mg tablets.
Give: same, more, or less than unit dose. (Circle one)

Question 20

Ordered: Cephalexin oral suspension 0.25 g po q6h for a child with an infection.
Available: Cephalexin oral suspension 0.125 mg per 5 mL.
Give: same, more, or less than unit dose. (Circle one)

Question 21

Ordered: Depakene syrup (valproic acid) 400 mg po bid for a patient with seizures.
How many mL will you give per dose?

Question 22

Ordered: Potassium chloride solution 20 mEq po daily.
Available: Potassium chloride solution 40 mEq/15 mL.
Give: same, more, or less.

Question 23

Ordered: L-Dopa (levodopa) 1.5 g po for a patient with Parkinson's disease.
Available: 500 mg tablets.
How many tablets will you give?

Question 24

Ordered amount: po 50 mg.
Supplied: 10 mg per mL.
Estimated dose:

Question 25

Ordered: Synthroid tablets 150 mcg po daily in AM for a patient with hypothyroidism.
Available: Synthroid 0.15 mg scored tablets.
Give: same, more, or less.

Question 26

Ordered: Dilantin (phenytoin sodium) extended-release 60-mg cap for a patient who had a seizure. How many capsules will you give?

Question 27

Ordered: Ceclor oral suspension 0.5 g po stat for a patient with an infection.
Available: Ceclor 250 mg/5 mL.
Give: same, more, or less.

Question 28

Ordered: Hydantoin 0.2 g cap po tid for a patient with seizures.
Available: Hydantoin 100 mg cap.
Give: same, more, or less.

Question 29

Ordered: Dynabac 0.25 g po bid enteric-coated tablet for a patient with tonsillitis.
Available: Dynabac 250 mg e-c tablets.
Give: same, more, or less.

Question 30

Ordered: Prozac oral solution 10 mg for a patient with depression.
Available: Prozac oral solution 20 mg per 5 mL.
Give: same, more, or less.

Question 31

Ordered: Benadryl elix 25 mg po stat for allergic pruritus.
Available: Benadryl elix 12.5 mg/5 mL.
Give: same, more, or less.

Question 32

Ordered: Retrovir (zidovudine) 0.3 g po for a patient who is HIV positive.
How many cap will you give?

Question 33

Ordered amount: po 50 mcg.
Supplied: 0.05 mg per mL.
Estimated dose:

Question 34

Ordered: Riomet 0.5 g solution po bid for a patient with type 2 diabetes.
Available: Riomet 500 mg/5 mL.
Give: same, more, or less.

Question 35

Ordered: Ativan 1 mg tablet po HS prn anxiety.
Available: Ativan 0.5 mg tablets.
How many tablets will you give?

Question 36

Ordered: Levaquin (levofloxin) 0.5 g po daily for a patient with an infection. How many tablets will you give?

Question 37

Ordered amount: po 2000 mcg.
Supplied: 1 mg per tablet.
Estimated dose:

Question 38

Ordered: Spectracef 0.4 g po with meals tid for 10 days for a patient with a skin infection.
Available: Spectracef 200 mg tablets.
Give: same, more, or less.

Question 39

Ordered: Dexamethasone 1.5 mg tablet po daily for a patient with asthma.
Available: Dexamethasone 0.75 mg tablet for asthma.
Give: same, more, or less.

Question 40

Ordered amount: po 0.2 mg.
Supplied: 100 mcg per mL.
Estimated dose:

Question 41

Ordered: Lanoxin Elixir Pediatric 62.5 mcg po for a child with heart failure. How many mL to the nearest hundredth of an mL will you prepare?

Question 42

Ordered: Acetaminophen Elixir 500 mg po q4h prn for a patient with a fever.
How many mL will you prepare to the nearest tenth of an mL?

Question 43

Ordered: KAON-CL 20% (potassium chloride) solution 10 mEq po daily for a patient taking a diuretic. How many mL will you prepare to the nearest tenth of an mL?

Question 44

Ordered: Cytoxan 0.2 g po daily for a patient with cancer.
Available: Cytoxan 50 mg tablets, Cytoxin 100 mg tablets, and Cytoxan 200 mg tablets.
Which unit dose would you select? State the reason briefly.

Question 45

Ordered: Alprazolam solution 0.75 mg tid po for a patient with an anxiety disorder. How many mL to the nearest hundredth will you prepare per dose?

Question 46

Ordered: Zofran oral solution 10 mg preoperatively stat to prevent postoperative nausea and vomiting. How many mL will you prepare to the nearest tenth of an mL?

Question 47

Ordered: Valproic acid solution 350 mg po daily for patient with a seizure disorder. How many mL will you prepare?

Question 48

Ordered: Lufyllin Elixir 50 mg po stat for a child with asthma. How many mL will you prepare to the nearest tenth of an mL?

Question 49

Ordered: Zithromax oral suspension 0.4 g once daily for a patient with an infection. How many mL will you prepare?

Question 50

Ordered: Prochlorperazine syrup 8 mg po stat for a patient with preoperative anxiety.
Available: Prochlorperazine syrup 5 mg per mL.
How many mL will you give to nearest tenth of an mL?

Question 51

Ordered: Lithium citrate syrup 10 mEq tid po for a patient with bipolar disorder.
How many mL will you prepare to the nearest tenth of a mL?

Question 52

Ordered: Loperamide hydrochloride oral solution 1.5 mg po stat for a patient with diarrhea. How many mL will you prepare to the nearest tenth of an mL?

Question 53

Ordered: Amoxicillin oral cap 0.1 g po qid for a patient with an infection.
Available: Amoxicillin cap in 3 concentrations: 100 mg per cap, 250 mg per cap, and 500 mg per cap.
Which concentration would you select for this order? State the reason briefly.