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Tonix Pharmaceuticals Announces Topline Results from Phase 2 PREVAIL Proof-of-Concept Study of TNX-102 SL for the Management of Fibromyalgia-Type Long COVID
TNX-102 SL showed a robust effect size of 0.5 in improving fatigue and showed consistent activity across secondary measures of sleep quality, cognitive

About this update from Tonix Pharmaceuticals Holding Corp.
[{"type":"text","content":"TNX-102 SL showed a robust effect size of 0.5 in improving fatigue and showed consistent activity across secondary measures of sleep quality, cognitive function, disability and Patient Global Impression of Change, but did not meet the primary endpoint of multi-site pain reduction at week 14 Findings fulfill the objectives of this proof-of-concept study, supporting the decision to advance the program based on a proposed primary endpoint using the PROMIS Fatigue scale Tonix plans to meet with FDA to discuss a path to registration; fatigue is the signature symptom of Long COVID and the principal symptom overlapping with CFS/ME and fibromyalgia syndromes CHATHAM, N.J., Sept. 05, 2023 (GLOBE NEWSWIRE) -- Tonix Pharmaceuticals Holding Corp. (Nasdaq: TNXP) (Tonix or the Company), a biopharmaceutical company with marketed products and a pipeline of development candidates, today announced topline results from the Phase 2 proof-of-concept PREVAIL study of TNX-102 SL 5.6 mg for the management of fibromyalgia-type Long COVID. TNX-102 SL treatment showed a robust effect size (ES) in improving fatigue and showed consistent activity trending to improvements across the secondary endpoints of sleep quality, cognitive function, disability and patient global impression of change (PGIC). TNX-102 SL trended towards improvement but did not achieve the pre-specified primary endpoint of improving Long COVID pain intensity scores at Week 14. The proposed mechanism of TNX-102 SL is improving sleep quality, which NIH recently announced is a target of future RECOVER clinical trials in Long COVID, a National Institute of Health (NIH) research program designed to understand, treat, and prevent long COVID.1,2 There is currently no approved drug for the treatment of Long COVID. PREVAIL was a randomized, double-blind, placebo-controlled, multi-site proof-of-concept study of 63 patients with laboratory-documented COVID-19 illness preceding Long COVID. PREVAIL was designed and conducted to guide the design of registrational studies of TNX-102 SL in fibromyalgia-type Long COVID. TNX-102 SL was generally well tolerated with an adverse event (AE) profile comparable to prior studies with TNX-102 SL. AE-related discontinuations were similar in drug and placebo arms. No new safety signals were observed. “The robust activity of TNX-102 SL on the PROMIS Fatigue scale3-5 ...