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. 2019 May 27;2(3):296–300. doi: 10.1093/jamiaopen/ooz018

Table 1.

Sample Sig free-text instruction translation

Free-text phrase Maximum potential units per dose Maximum potential doses per day Strength per unit Conversion factor Total maximum daily dose
Hydrocodone 5/325 “Take 1–2 tablets every 4–6 h” 2 6 5 1 60 MEDD
Hydrocodone 10/325 “Take 2 tables twice daily” 2 2 5 1 20 MEDD
Oxycodone 30 mg “Take 1–2 tablets bid” 2 2 30 1.5 180 MEDD

Abbreviation: MEDD: morphine milligram equivalent daily dose.