Table 3.

Comparison of the inhibitory concentration of flavonoids & standard antiviral compounds.

S/N	Flavonoid	Inhibitory Concentration	Standard Drug	Inhibitory Concentration	Virus	Ref.
1	Silymarin	10 mg/kg/day	Ribavarin+IFN	10–20 mg/kg/day	HCV	[30]
2	Genistein	0.4 μg/ml	Acyclovir	1.6 μg/ml	PI-3	[93]
3	Quercetin	0.2 μg/ml	Acyclovir	1.6 μg/ml	HSV-1	[93]
4	5, 7, 30, 40-tetra-O-methylquercetin	0.36 μM	Oseltamivir	0.32 μM	H1N1	[16]
5	Apigenin	1.6 μg/ml	Acyclovir	1.6 μg/ml	HSV-1	[93]
6	Fisetin	8.444 µg/ml	Ribavirin	11.07 µg/ml	CHIKV	[27]
7	Silymarin	100 μg/ml 98% Inhibition	Oseltamivir	100 μg/ml 52%- inhibition	H1N1	[59]
8	Leachianone-G	1.6 μg/ml	Acyclovir	1.6 μg/ml	HSV-1	[64], [93]
9	Galangin	0.64 μg/ml	Acyclovir	1.6 μg/ml	HSV-1	[65], [93]
10	Baicalein	1.891 µg/ml	Ribavirin	11.07 µg/ml	CHIKV	[27]
11	Q7R	0.014 μg/ml	Ribavirin	4.1 μg/ml	PEDV	[77]
12	Silibinin	1.6 μg/ml	Oseltamivir	1.6 μg/ml	PI-3	[93]
13	Narinen	0.2 μg/ml	Oseltamivir	1.6 μg/ml	PI-3	[93]
14	Quercetin	1.69 μg/ml	Acyclovir	1.6 μg/ml	HSV-1	[65], [93]
15	Genistein	1.35 μg/ml	Acyclovir	1.6 μg/ml	HSV-1	[65], [93]
16	DHQ	75–150 mg/kg/day	Ribavirin	75–150 mg/kg/day	CV-B4	[73]