Test substance Concentration (mg/ml) Time Taken for Paralysis(P) and death ( D) (In minutes) Ascaris lumbricoides Cucurbita mexicana                                                                   P D Aqueous extract 25 18.32 ± 0.58* 36.3 ± 0.89* Aqueous extract 50 11.66 ± 0.63* 29.23 ± 0.58* Aqueous extract 100 8.33 ± 0. 47** 27.15 ± 1.73* Albendazole 20 6.12 ± 0.55*** 7.66 ± 0.33*** Vehicle - - - Annona senegalensis Aqueous extract 25 - - Aqueous extract 50 - - Aqueous extract 100 - - Albendazole 20 6.12 ± 0.55*** 7.66 ± 0.33*** Vehicle - - - Artemisia brevifolia Aqueous extract 25 24.3 ± 0.33* 49.7 ± 2.02* Aqueous extract 50 5.77 ± 0.58*** 7.7 ± 0.32*** Aqueous extract 100 3.5 ± 0.41*** 4.3 ± 0.72*** Albendazole 20 6.12 ± 0.55*** 7.66 ± 0.33*** Vehicle - - - Aqueous extract 25 18.32 ± 0.58* 36.3 ± 0.89* Aqueous extract 50 11.66 ± 0.63* 29.23 ± 0.58* Aqueous extract 100 8.33 ± 0. 47** 27.15 ± 1.73* Albendazole 20 6.12 ± 0.55*** 7.66 ± 0.33*** Vehicle - - - Zingiber officinale Aqueous extract 25 - - Aqueous extract 50 - - Aqueous extract 100 - - Albendazole 20 6.12 ± 0.55*** 7.66 ± 0.33*** Vehicle - - - Calotropis procera Aqueous extract 25 24.3 ± 0.33* 49.7 ± 2.02* Aqueous extract 50 5.77 ± 0.58*** 7.7 ± 0.32*** Aqueous extract 100 3.5 ± 0.41*** 4.3 ± 0.72*** Albendazole 20 6.12 ± 0.55*** 7.66 ± 0.33*** Vehicle - - - Only the most prevalent worms were represented, ٭Significant different; p ≤ 0.05, **p ≤ 0.01 and ***p ≤ 0.001 students t-test.

Table 2: Anthelmintic activities of some selected plants on some intestinal worms.