The Wuling San (capsule) and allopurinol were purchased from Jiangxi Pinxin Pharmaceutical Co., Ltd. (Xinyu, China) and Shanghai Xinyi Wanxiang Pharmaceutical Co., Ltd. (Shanghai, China), respectively. Potassium oxonate (PO) and sodium carboxymethyl cellulose (CMC-Na) were purchased from Yuanye Biological Co., Ltd. (Shanghai, China). Yeast extract was bought from OXOID Ltd. (Basingstoke, UK). UA content detection kit was purchased from BioSino Bio-Technology & Science Inc. (Beijing, China). Catalase (CAT) assay kit, total antioxidant capacity (T-AOC) assay kit, malondialdehyde (MDA) assay kit, superoxide dismutase (SOD) assay kit, creatinine (Cr) assay kit, and blood urea nitrogen (BUN) assay kit were purchased from Nanjing Jiancheng Bioengineering Institute (Nanjing, China). The kits for the detection of interleukin-6 (IL-6) and tumor necrosis factor-α (TNF-α) were bought from Neobioscience Technology Co., Ltd. (Shenzhen, China).