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. 2022 Aug 4;13:962671. doi: 10.3389/fphar.2022.962671

TABLE 4.

Adverse events in 77 acute pancreatitis patients.

Group Hydromorphone (n = 39) Pethidine (n = 38) p-value
Adverse events, n (%) 8 (20.5) 1 (2.6) 0.087
 Nausea/vomiting 5 (12.8) 1 (2.6)
 Urine retention 1 (2.6) 0
 Paresthesia 1 (2.6) 0
 Gastrointestinal bleeding 1 (2.6) 0