الخلاصة

The study aimed to examine the effect of Nigella sativa extract on viability of eggs and adults of Fasciola gigantica In vitro. N.sativa brought from local markt of Al-Najaf city while eggs and adults worm of the parasite collected from cows and buffaloes infected and in the abattoir of Al-Najaf city.Result showed a significant effect for extract in reducing of the percentage of egg hatching and increasing of the mortality percentage of adult worms compar with control groups.