For the rats administered with 100 mg/kg body weight of aqueous extract of N. campestris, there was mild hepatic necrosis
(Figure 19B), while the 300 mg/kg body weight of aqueous extract of N. campestris treated rats showed portal
congestion (shown by long arrow) and bile lakes (shown by short arrow) in liver (Figure 19 C). The moderate hepatic necrosis was presented in rats treated with 600 mg/kg body weight of aqueous extract of N. campestris (Figure 19D).