Cholangitis of the liver occurred in a mean of five animals for the 0.9% PS group, with 95% CI of -7.70 to 17.71; a mean of five animals for the cilostazol group, with 95% CI of 5; and a mean of five rabbits for the A. sativum group, with 95% CI varying from -20.41 to 30.41 (P=0.6592).