Dosage calculations, until they stop being scary
Problems are generated fresh every time, so there is nothing to memorise and no way to run out. Write the units at every step. That single habit prevents most of the errors this section is designed to catch.
Tablet dosage
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The prescriber orders furosemide 25 mg PO daily. The pharmacy supplies furosemide 25 mg tablets. How many tablets will the nurse administer?
tablet(s)
Round to the nearest half tablet.
Formula
Tablets = Desired dose ÷ Available strength
Where marks get lost
Answering with a fraction of a tablet for an enteric-coated or extended-release form, which cannot be split.