Table 4. Table for Conversion of Oral Morphine to Fentanyl Matrix.

Oral morphine (mg/day)	Fentanyl matrix dose (βg/hr)
< 135	25
135–224	50
225–314	75
315–404	100
405–494	125
495–584	150
585–674	175
675–764	200
765–854	225
855–944	250
945–1,034	275
1,035–1,124	300