Shanghai Tufeng Pharmaceutical Technology Co., Ltd.

1. To preliminarily evaluate the effectiveness and safety of phlebitis granules in the treatment of acute stage of superficial thrombophlebitis (blood heat and stasis syndrome); 2. To explore the relationship between clinical dose and clinical effect of phlebitis granules in the treatment of acute stage of superficial thrombophlebitis (blood heat and stasis syndrome), and provide a basis for the next clinical trial.