What does prn mean?
Prn means (medicine, pharmacology) Abbreviation of pro re nata.
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Pronunciation varies by accent · phrase
(medicine, pharmacology) Abbreviation of pro re nata.
“‘My return fare was £171. 6s. 0d. and I enclose the counterfoil. I have no record of other expenses; the major items were chilled liquid sedatives on the flight home at 55 cents a shot. Although taken prn, the last dose I remember is the fourth.”
Use prn when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Prn means (medicine, pharmacology) Abbreviation of pro re nata.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
“‘My return fare was £171. 6s. 0d. and I enclose the counterfoil. I have no record of other expenses; the major items were chilled liquid sedatives on the flight home at 55 cents a shot. Although taken prn, the last dose I remember is the fourth.”
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