Table 4.

Adverse events of favipiravir

Severity	Number of cases	Probable relevance to favipiravir	Cessation of favipiravir	Sequelae
Mild	530 (20.9%a)	245 (46.2%)	1 (0.2%)	0 (0%)
Moderate	202 (8.0%a)	119 (58.9%)	0 (0%)	0 (0%)
Serious	3 (0.1%a)	1 (33.3%)	0 (0%)	0 (0%)

Mild: adverse events need no treatment or presented no symptom. Moderate: adverse events need noninvasive treatment. Serious: eminent adverse events need invasive treatment

^aDenominators are the total number of cases treated with favipiravir (n = 2532)