Ethnobotanical Documentation, Phytochemical Screening, and Cytotoxicity Evaluation of Medicinal Plants Used to Manage Snakebite Envenomation in Mwingi West Subcounty, Kenya

Table 5

Cytotoxic effects of the aqueous, methanolic, and dichloromethane extracts of the selected plants.

Drug	LC50 (µg/ml)
	Aq.	Me.	Dc.
E. leptostachya	5789.69^#∗	16108.21^#∗	ND
S. singueana	24995.60^#∗	230149.13^#∗	ND
S. longipendunculata	170.66^##∗∗	293.93^##∗∗	ND
S. henningsii	1288.55^#∗	2180.37^#∗	ND
Vincristine sulphate	4.06^##∗∗∗

The superscript notations ^# and ^## represent noncytotoxic and cytotoxic, respectively, based on Clarkson’s criteria, while the superscript notations ^∗, ^∗∗, and ^∗∗∗ represent noncytotoxic, cytotoxic, and highly cytotoxic, respectively based on Meyer’s criteria. ND: not determined. Aq. = aqueous extract; Me. = methanolic extract; Dc: dichloromethane extract.