From: Transdermal fentanyl for the treatment of pain caused by osteoarthritis of the knee or hip: an open, multicentre study
Preferred term
Total AEs n (%)
Treatment phase (N = 104)
Nausea
51 (32%)
Vomiting
41 (26%)
Somnolence
25 (16%)
Dizziness
14 (9%)
Constipation
10 (6%)
Asthenia
9 (6%)
Pruritus
8 (5%)
Tapering off phase (N = 42)
5 (10%)
3 (6%)