Question

Using a vial of $5,000,000$ units of penicillin G potassium and normal saline as diluent, how would you obtain the required units of penicillin $\mathrm{G}$ sodium to compound the following prescription? $\mathrm{R}$. Penicillin G potassium $\quad 10,000$ units $/ \mathrm{mL}$ Normal saline ad $\quad 25 \mathrm{~mL}$ Sig. For topical use.

    Using a vial of $5,000,000$ units of penicillin G potassium and normal saline as diluent, how would you obtain the required units of penicillin $\mathrm{G}$ sodium to compound the following prescription?
$\mathrm{R}$.
Penicillin G potassium $\quad 10,000$ units $/ \mathrm{mL}$
Normal saline ad $\quad 25 \mathrm{~mL}$
Sig. For topical use.

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Essential Math and Calculations for Pharmacy Technicians

Essential Math and Calculations for Pharmacy Technicians

Indra K. Reddy,… 1st Edition

Chapter 11, Problem 11

Instant Answer

Step 1

Since the prescription calls for 10,000 units per mL and 25 mL total volume, the total units needed can be calculated as: $10,000 \text{ units/mL} \times 25 \text{ mL} = 250,000$ units Show more…

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Using a vial of $5,000,000$ units of penicillin G potassium and normal saline as diluent, how would you obtain the required units of penicillin $\mathrm{G}$ sodium to compound the following prescription? $\mathrm{R}$. Penicillin G potassium $\quad 10,000$ units $/ \mathrm{mL}$ Normal saline ad $\quad 25 \mathrm{~mL}$ Sig. For topical use.

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