Ventricular tachycardia due to an overdose of Tibetan drugs: a case report of aconitine poisoningPanjing Liu1,*; Mingyuan Niu1,*; Xiaobin Zhang2,3; Hui Han1,41Department of cardiovascular medicine, People’s Hospital of Shigatse City, Shigatse, Tibet, P. R. China.2Department of emergency, People’s Hospital of Shigatse City, Shigatse, Tibet, P. R. China.3Department of emergency, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, P. R. China.4Department of cardiovascular medicine, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, P. R. China.*Panjing Liu and Mingyuan Niu contributed equally to this work.Correspondence to: Dr. Hui Han, Department of cardiovascular medicine, Ruijin Hospital, 197 Rui Jin 2nd Road, Shanghai 200025, P. R. China. E-mail: hanhui2000@qq.com