Heparin is prescribed in:
a. micrograms. c. grams.
b. milligrams. d. USP units.
ANS: D
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A Incorrect: Heparin is not expressed as micrograms.
B Incorrect: Heparin is not expressed as milligrams.
C Incorrect: Heparin is not expressed as grams.
D Correct: Heparin is expressed as USP units and must be prescribed that way.
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