Abstract:Objective To understand the safety of anlotinib (AL3818) in order to provide safer and more effective treatment for patients.Methods The common adverse reactions of anlotinib in clinical application were collected, and the differences in the types and incidences of adverse reactions were compared between anlotinib and similar antitumor drugs according to the existing clinical data.Results The adverse reactions of anlotinib mainly included anorexia, fatigue, proteinuria, hematuria, abdominal pain, vomiting, diarrhea, hypertension and hand-foot syndrome, among which 78 cases (96.30%) had grade 1 and grade 2 adverse reactions and 3 cases (3.70%) had grade 3 adverse reactions. Compared with similar antitumor drugs, the incidence of adverse reactions such as bleeding, thrombosis, hypertension and proteinuria of allotinib was significantly lower than that of apatinib and bevacizumab, and the difference was statistically significant (P<0.05).Conclusion Anlotinib hydrochloride capsule is safe in the treatment of malignant tumor.