>10% Headache (9-27%),Malaise/fatigue (9-13%),Constipation (6-11%) 1-10% Hypoxia (9%),Drowsiness (8%),Diarrhea (2-7%),Dizziness (7%),Fever (2-8%),Gynecologic disorder (7%),Anxiety (6%),Urinary retention (5%),Pruritus (2-5%),Injection-site pain (4%),Paresthesia (2%),Cold sensation (2%),Elevated liver function test results (1-5%) <1% Cardiac: Arrhythmias (including ventricular and supraventricular tachycardia, premature ventricular contractions, and atrial fibrillation), bradycardia, electrocardiographic alterations (including second-degree heart block, QT/QTc interval prolongation, and ST segment depression), palpitations, and syncope; rarely and predominantly with intravenous ondansetron, transient ECG changes including QT/QTc interval prolongation have been reported Gastrointestinal: Nausea and vomiting Anaphylaxis ECG alterations: Arrhythmias; prolongation of PR, QRS, and QT intervals Hepatobiliary: Specific hepatic enzyme abnormalities, hepatic necrosis, and abnormal hepatic...
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