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. 2020 Nov 26;4(1):e000685. doi: 10.1136/bmjpo-2020-000685

Table 2d.

Morphine

Morphine n Study type Absorption VD (L/kg) Metabolite CL (mL/kg/hour) CL (mL/kg/hour) t1/2 (hour)
Favié et al45 244 Prospective / 2.54 M3G=0.130
M6G=0.494
↓14.7%=↓4.91%/ºC
259.0
↓20.7%=↓6.89%/ºC
/
Róka et al44 16 Observational / / / ‘could not be calculated’ /
Frymoyer et al23 20 Prospective / 2.286
↓37.0%=↓12.3%/ºC
M3G=0.188
M6G=0.197
216.0
↓46.7%=↓15.6%/ºC
/