天津药学 Tianjin Pharmacy 2021 年 第 33 卷 第 6 期 29 eived percutaneous nephrolithotomy in the department of urology in our hospital from June 2018 to December 2020 were retrospectively selected and divided into the control group and the study group according to different treatment methods，with 45 patients in each group. Both groups were intravenously given haemocoagulase agkistrodon injection（2 U/time，diluted into 100 ml normal saline，once a day）for three successive days. Based on the control group，the study group was intravenously given pituitrin injection（24 U/time，diluted into 100 ml 5% glucose injection，once a day）for three successive days. The bleeding situation，hospital stay and hemostasis time，the occurrence of adverse reactions，and renal function indexes of patients in both groups were observed on the third， fifth，and seventh day after surgery. Results: The amount of bleeding in the study group was significantly less than that in the control group on the third，fifth，and seventh postoperative days（P < ）. The length of hospital stay and hemostasis time were significantly shorter than those in the control group（P<）. The main indexes of renal function（BUN，SCr，and ALB）in the study group were significantly better than those in the control group（P<）. However，the incidence of adv
