Efficacy and safety of Kangfuxin liquid combined with aminosalicylic acid for the treatment of ulcerative colitis

AbstractBackground:To systematically evaluate the clinical efficacy and safety of Kangfuxin liquid (KFXL) combined with aminosalicylic acid (ASA) in treating ulcerative colitis (UC).Methods:The PubMed, Cochrane Library, Embase, CBM, Wan fang, the Chinese Scientific Journal Database (VIP), and Chines