Math for Pharmacology: DOSAGE CALCULATIONS

Doctor’s Order: Capoten 6.25 mg p.o.b.i.d. Available: Tablets scored in fourths.
Give _____.
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1. 1/4 tab
2. 1/2 tab
3. 4 tabs
4. 2 tabs
The physician has ordered FeSO₄ 300 mg p.o. q.d to treat Mrs. Basey's anemia. You have FeSO₄ gr v tablets available. Give _____.
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1. 5 tabs
2. 1/2 tab
3. 1 tab
4. 2 tabs
Chloral hydrate 90 mg p.o. stat is ordered to treat Mr. Ritter's insomnia. Chloral hydrate 500 mg per 10 ml is available. Give _____.
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1. 0.18 ml
2. .55 ml
3. 5.5 ml
4. 1.8 ml
Your patient receives KCl 80 mEq p.o. q.d. for hypokalemia. Give _____.
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1. 3 ml
2. .33 ml
3. 30 ml
4. 300 ml
The physician orders Tegretol 0.2 g p.o. t.i.d. for Mr. Pine's epilepsy. Give _____.
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1. 1 tab
2. 1/2 tab
3. 2 tabs
4. 2 1/2 tabs
Mr. Day receives Lanoxin 0.25 mg p.o. q.d. for atrial fibrillation. Give _____.
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1. 2 tabs
2. 1/2 tab
3. 1 tab
4. 2 1/2 tabs
Your patient admitted with a small-bowel obstruction has KCl 10 mEq p.o. q.d. ordered for his low potassium level. The drug is available as a liquid in KCl 20 mEq per 15 ml. Give _____.
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1. 75 ml
2. .75 ml
3. 1.75 ml
4. 7.5 ml
Acetaminophen 650 mg p.o. q.4h. is prescribed for a temperature of more than 38.5°C x 24 h. Give _____.
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1. 203 ml
2. 20.3 ml
3. 2.03 ml
4. 2030 ml
Your patient admitted with neuroleptic disorder has Seconal 50 mg I.M. h.s. p.r.n. ordered. You have the drug containing 50 mg per ml. Give _____.
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1. 0.25
2. 2.5
3. 2500
4. 1 ml
Demerol 75 mg I.M. q.4h. p.r.n. Demerol is supplied in a 2 ml ampule containing 100 mg of the drug. Give _____.
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1. 1.5 ml
2. .66 ml
3. 2.6 ml
4. 15 ml
Administer 1.5 cc of a medication parenterally. Is the illustration correct?
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1. Yes
2. No
Administer 2.5 cc of a medication parenterally. Is the illustration correct?
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1. Yes
2. No.
How much medication is in the syringe?
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1. 0.35 cc
2. 3.5 cc
3. 0.35 units
4. 35 cc
How much medication is in the syringe?
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1. .34 units
2. 3.4 units
3. 34 units
4. 34 cc
Administer 12 units of a medication parenterally. Is the illustration correct?
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1. Yes
2. No