Analgesic Efficacy of Intravenous Ibuprofen in the Treatment of Postoperative Acute Pain: A Phase III Multicenter Randomized Placebo-ControlledDouble-Blind Clinical Trial

Table 3

SAEs were reported in patients.

Event	n (%)	Severity	Critical event types	Treatment relationship
IVIB 400 mg	2 (1.74)
Lowing blood oxygen saturation		Moderate	Endangering life safety	Unknown
Acute anterior wall myocardial infarction		Severe	Extended hospital stay and endangering life safety	Unknown
IVIB 800 mg	3 (2.70)
Intestinal fistula		Moderate	Other serious events	Not related
Acute cholecystitis		Severe	Extended hospital stay and other serious events	Not related
Abdominal infection		Severe	Extended hospital stay	Not related

IVIB: intravenous ibuprofen; SAEs: serious adverse events.