Chapter 04: Basic Math Review: Preparing for Medication Calculations

Chapter 04: Basic Math Review: Preparing for Medication Calculations

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

SHORT ANSWER

Dosage Calculations

Calculate the following dosages.

1. What volume of Heparin is one dose?

Ordered: Heparin 12,000 units SC q12h

Available: Heparin 20,000 units/mL

ANS:

2. How many milliliters of KCl will you give?

Ordered: KCl 15 mEq PO BID

Available: 20% KCl labeled 40 mEq/15 mL

ANS:

3. What volume of aminophylline is one dose?

Ordered: aminophylline 175 mg IV q6h

Available: aminophylline ampule labeled 500 mg/20 mL

ANS:

4. What volume of PCN G constitutes one dose?

Ordered: PCN G 750,000 units IV q6h

Available: PCN G vial labeled 200,000 units/mL after reconstitution

ANS:

5. How many tablets of Synthroid will you give for one dose?

Ordered: Synthroid 0.1 mg PO every morning

Available: 50 mcg Synthroid tablets

ANS: