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Table 7 Opioid conversions

From: Opioid prescribing practices following elective surgery in Otolaryngology-Head & Neck Surgery

Oral Morphine Equivalent Conversions [10, 11]

Opioid

Potency Ratio (Opioid: OME)

OME to Opioid Ratio

Morphine

1

1

Codeine

0.15

6.67

Tramadol

0.15

6.67

Oxycodone

1.5

0.67

Hydromorphone

5

0.2