Treatment Concetration (mg/mL) Time taken for Time taken for
paralysis(min) death(min)
Vehicle (1% Tween 80 in Water)
PSLM 10 41.511.243 59.010.627
25 13.010.957 36.0t 1.256
50 8.511.054 19.510.548
PSLP 10 43.510.692 66.510.873
25 16.0t 1.274 36.511.115
50 8.0t 1.283 17.010.725
PSRM 10 58.5t 1.025 77.010.927
25 32.010.628 46.510.974
50 13.511.174 25.011.034
PSRP 10 39.510.959 61.511.361
25 12.511.026 31.0t1.148
50 6.510.869 17.511.017
Piperazine citrate 10 7.0t 1.023 25.010.681
20 4.510.717 16.0 ± 0.826
Table 4: Anthelmintic activity of the different fractions of P. stratiotes L. on the Indian earthworm.