Table 2.
Adverse event | Hydromorphone | Morphine | ||
No of reports | Treatment related | No of reports | Treatment related | |
Abdominal discomfort/pain | 2 | 1 | 5 | 1 |
Confusion | 1 | 1 | 1 | 0 |
Constipation | 1 | 1 | 2 | 1 |
Dizziness | 2 | 2 | 2 | 2 |
Drowsiness | 0 | 0 | 2 | 2 |
Fatigue | 0 | 0 | 1 | 1 |
Nausea | 3 | 2 | 2 | 0 |
Vomiting | 3 | 1 | 2 | 0 |
Others | 22 | 0 | 38 | 0 |
TOTAL | 33 | 8 | 55 | 7 |