CPTP 3.18 Drug Calculations Flashcards Preview

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Flashcards in CPTP 3.18 Drug Calculations Deck (3)
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1

What are the prescribing conventions?

• Write out micrograms, nanograms and "units" (for diabetes treatment) in full
• No naked decimals (e.g. ".5")
• Avoid 'hanging' zeros (e.g. "5.0")

2

How are percentage concentrations expressed?

• % w/v = grams per 100ml
• % v/v = ml per 100ml

3

How are ratio concentrations expressed?

mass (g):volume (ml)
• E.g. 1:10 means 1g in 10ml
• 1 in 5 means 1g in 5ml