Study to Compare the Efficacy and Safety of Passive Immunization With TNM002 Injection and Human Tetanus Immunoglobulin as Prophylaxis Against Tetanus

Summary

TNM002 Injection is a recombinant fully human native monoclonal antibody (mAb) against tetanus toxin and is currently under development for indication of prophylaxis against tetanus.

Timeline

Start

2022-12-22

Primary completion

2023-03-24

Completion

2023-07-07

Publications

• Background Wang CL, Liu S, Shao ZJ, Yin ZD, Chen QJ, Ma X, Ma C, Wang Q, Wang LH, Deng JK, Li YX, Zhao ZX, Wu D, Wu J, Zhang L, Yao KH, Gao Y, Xie X. [Guidelines for the use of post-traumatic tetanus vaccines and passive immune preparation]. Zhonghua Yu Fang Yi Xue Za Zhi. 2019 Dec 6;53(12):1212-1217. doi: 10.3760/cma.j.issn.0253-9624.2019.12.005. Chinese.
• Background Roper MH, Vandelaer JH, Gasse FL. Maternal and neonatal tetanus. Lancet. 2007 Dec 8;370(9603):1947-59. doi: 10.1016/S0140-6736(07)61261-6.
• Background Tetanus vaccines: WHO position paper - February 2017. Wkly Epidemiol Rec. 2017 Feb 10;92(6):53-76. No abstract available. English, French.
• Background Yu Chao, Xu Yuming, Xu Jin, et al. Progress of clinical application and safety of tetanus antitoxin. Chinese Journal of Pharmacovigilance, 2016, 13 (1): 36-41.
• Background Perey BJ. Progress in tetanus prophylaxis: the advent of human antitoxin. Can Med Assoc J. 1966 Feb 26;94(9):437-41.
• Background Plotkin, S.A., W.A. Orenstein and P.A. Offit, Plotkin's vaccines. Seventh edition. ed. 2018. 1691.
• Background Ortiz JR, Hombach J. Announcing the publication of the WHO immunological basis for immunization series module on influenza vaccines. Vaccine. 2018 Sep 5;36(37):5504-5505. doi: 10.1016/j.vaccine.2017.09.010. Epub 2017 Oct 16.
• Background Forrat R, Dumas R, Seiberling M, Merz M, Lutsch C, Lang J. Evaluation of the safety and pharmacokinetic profile of a new, pasteurized, human tetanus immunoglobulin administered as sham, postexposure prophylaxis of tetanus. Antimicrob Agents Chemother. 1998 Feb;42(2):298-305. doi: 10.1128/AAC.42.2.298.
• Liang Z, Liu S, Guo W, Deng Z, Bin W, Yu A, Hu J, Wu L, Li Z, Huang W, Li H, Cheng D, Li S, Guo Q, Zhang D, Yan X, Wang C, Cai W, Ding B, Li W, Li X, Xu B, He L, Ouyang Y, Zhan H, Wang J, Zhao Y, Liu X, Xiang W, Zhang M, Zhang Z, Ding J, Kuang X, Zheng W, Liao H, Wang W, Wang C. Recombinant monoclonal antibody siltartoxatug versus plasma-derived human tetanus immunoglobulin for tetanus: a randomized, double-blind, active-controlled, phase 3 trial. Nat Med. 2025 Aug;31(8):2673-2681. doi: 10.1038/s41591-025-03791-8. Epub 2025 Jul 8.

Drugs

Indications