Table 1. Spermicidal potential, cytotoxicity and selectivity index of DGT, N-9 [51].

Treatment	Spermicidal EC100 (µg/ml)	Spermicidal EC50 (µg/ml)	Cytotoxicity IC50 (µg/ml)	Selectivity Index (IC50/EC50)	Safety versus N-9
DGT	60	29.8	135.54	4.55	529.06
N-9	486.82	78.34	0.675	0.0086	1