Table 1

Equivalence in the Defined Daily Dose (DDD) for different opioids (see reference 20).

Opioid

DDD (mg)


Parenteral morphine

30

Oral morphine

100

Parenteral methadone

25

Oral methadone

25

Oral oxycodone

75

Transdermal fentanyl

1.2


Centeno et al. BMC Palliative Care 2009 8:2   doi:10.1186/1472-684X-8-2

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