. 2012 Jan 18;82(1):209–224. doi: 10.1007/s40011-011-0016-7

Table 5.

Indian plants active in vitro against respiratory viruses

Plant	Family	Product	Virus	References
1. Alpinia officinarium	Zingiberaceae	Diaryl heptanoids	H₁N₁	[115]
2. Andrographis paniculata	Acanthaceae	Andrographolide	Influenza	[116]^a
2. Andrographis paniculata	Acanthaceae	Andrographolide	H₁N₁
3. Avicennia marina	Avecenniaceae	Ext	Newcastle	[117]
4. Barleria prionitis	Acanthaceae	Iridoids	Resp. Syn.^b	[118]
5. Berginia ligulata	Saxifragaceae	Ext	Influenza	[43]
6. Caesalpinea sappan	Cesalpineaceae	Sappan chalcones	Influenza	[119]
7. Curcuma longa	Zingiberaceae	Curcumin	Newcastle	[120]
8. Ephedra sinica	Ephedraceae	Catechin^c	H₁N₁	[121]
9. Gardenia sp.	Rubiaceae	Ext	Influenza	[122]^d
10. Glycyrrhiza glabra	Fabaceae	Glycyrrhizin	Influenza	[41]
			Resp. Syn.
			SARS
11. Hottuynia cordata	Piperaceae	Ext	SARS	[123]
12. Neerium indicum	Apocynaceae	Ext	Influenza	[43]
13. Nigelia sativa	Ranunculaceae	Ext	Newcastle	[117]
14. Pandanus amaryllifoius	Pandanaceae	Pandanin	H₁N₁	[52]
15. Phyllanthus amarus	Euphorbiaceae	Ext	Newcastle	[120]
16. Punica granatum	Puniaceae	Ext	Influenza	[124]
17. Wickstroemia indica	Thymelaceae	Daphnoretin	Resp. Syn.	[125]
18. Zizyphus spira-christi	Rhamnaceae	Ext	Newcastle	[117]

Ext crude extract in different solvents

^aTested in vivo

^bRespiratory synticial virus

^cMain source of catechin is Acacia catechu [126]

^dTested in vitro and in vivo