By: InvestorBrandNetwork (IBN)
March 31, 2026
InvestorNewsBreaks – Tonix Pharmaceuticals Holding Corp. (NASDAQ: TNXP) Reports Phase 1 Data for Lyme Disease Candidate TNX-4800, Plans Phase 2 Study
Tonix Pharmaceuticals (NASDAQ: TNXP) announced positive Phase 1 data for TNX-4800, a long-acting monoclonal antibody targeting Borrelia burgdorferi, demonstrating rapid absorption, sustained protective levels for at least four months and a favorable safety profile in healthy subjects. The company said the single-dose subcutaneous therapy could offer a preventative option for Lyme disease, with plans to initiate an adaptive Phase 2 field study in the first half of 2027, pending FDA clearance, to evaluate protection in individuals in endemic areas.
To view the full press release, visit https://ibn.fm/fCumP
Tonix Pharmaceuticals Holding Corp.*
Tonix Pharmaceuticals is a fully-integrated, commercial-stage biotechnology company focused on central nervous system (CNS) and immunology treatments in areas of high unmet medical need. TONMYA(TM) (cyclobenzaprine HCl sublingual tablets 2.8mg), the Company’s recently approved flagship medicine, is the first new treatment for fibromyalgia in more than 15 years. Tonix’s CNS commercial infrastructure supports its marketed products, including its acute migraine products, Zembrace(R) SymTouch(R) and Tosymra(R). Tonix is maximizing the science behind TONMYA in Phase 2 clinical trials to evaluate its potential in major depressive disorder and acute stress disorder. In addition, the company’s CNS portfolio includes TNX-2900, which is Phase 2 ready for the treatment of Prader-Willi syndrome, a rare disease. Tonix is also advancing a pipeline of immunology programs, including monoclonal antibody TNX-4800 for Lyme disease prophylaxis and TNX-1500, a third-generation CD40 ligand inhibitor for the prevention of kidney transplant rejection.
* Tonix’s product development candidates are investigational new drugs or biologics; their efficacy and safety have not been established and have not been approved for any indication.
NOTE TO INVESTORS: The latest news and updates relating to TNXP are available in the company’s newsroom at https://ibn.fm/TNXP
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