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. 2018 Winter;17(Suppl):53–63.

Table 3.

Probability of adverse drug reactions based on Naranjo scale

Type of ADR (%) Naranjo probability scale of ADRs (%)
Doubtful Possible Probable Highly probable
Chest pain 62.1% 37.9%
Hypotension 65.4% 34.6%
Coughing 87.1% 3.7% 4.7%
Ecchymose 89.9% 2.3% 7.9%
Pain in the extremities 89.9% 10.1%
Nausea and vomiting 89.9% 10.1%
Bronchospasm 90.1% 1.4% 85%
Bradycardia 90.3% 9.7%
Sweating 90.3% 9.7%
Tachycardia 91.2% 8.8%
Fever and chill 91.6%
Ventricular fibrillation 92.6% 7.4%
Headache 94% 2.3% 3.7%
Hypertension 94.9% 5.1%
Bleeding 94.9% 5.1%
Agitation 95.4% 4.6%
Back pain 95.7% 4.3%
Abdominal cramp 95.8% 4.2%
Gastrointestinal bleeding 95.8% 4.2%
Pulmonary edema 96.3% 3.7%
Epigastric pain 96.3% 3.7%
Constipation 96.3% 3.7%
Hematuria 96.7% 3.3%
Hemoptysis 96.7% 3.3%
Allergy and erythema 97.2% 2.8%
Phlebitis 97.2% 2.8%
Cardiogenic shock 97.2% 2.8%
Atrial fibrillation 97.6% 2.3%
Swelling and edema in the extremities 98.1% 1.9%
Dry mucosa 98.6% 1.4%
Itching 98.6% 1.4%
Stroke 98.6% 1.4%
Hypoxic encephalopathy 99% 1%
Diarrhea 99.1% 0.9%