highly significantp < 0.001
However, there was a highly significant increase in the mean values of serum ALT, AST, GGT, total bilirubin, urea and creatinine in tramadol-treated group as compared to the negative control group ( p < 0.001).
However, there was a highly significant increase in the mean values of serum ALT, AST, GGT, total bilirubin, urea and creatinine in tramadol-treated group as compared to the negative control group ( p < 0.001).