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. 2007 May 22;96(12):1828–1833. doi: 10.1038/sj.bjc.6603811

Table 3. Adverse effects with an intensity of 2/3 on the scale used (moderate intensity) in episodes treated with OTFC and IV-MO.

  OTFC IV-MO
Nausea 4 (7.5%) 2 (3.7%)
Drowsiness 7 (13.2%) 10 (18.8%)
Confusion 1 (1.8%) 3 (5.6%)

IV-MO=intravenous-morphine; OTFC=oral transmucosal fentanyl citrate.