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Adverse events after naloxone 2 mg by intramuscular (IM) or intranasal (IN) route [Kerr et al. 2009].
| Event term | IM (n = 89) | IN (n = 83) |
|---|---|---|
| n (%) | n (%) | |
| ‘Minor events’ | 17 (19.1%) | 16 (19.3%) |
| Agitation and/or irritation | 7 (7.9%) | 5 (6.0%) |
| Nausea and/or vomiting | 7 (7.9%) | 7 (8.4%) |
| Headache | 3 (3.3%) | 4 (4.8%) |
| ‘Major event’ | ||
| Convulsion | 1 (1.1%) | 0 (0%) |
