Tonix Pharmaceuticals Holding Corp. · NASDAQ:TNXP

Tonix Pharmaceuticals — Investor Presentation (May 2023)

39 slides from Tonix Pharmaceuticals's investor presentation, May 1, 2023

1. Slide 1: Investor Presentation

   © 2023 Tonix Pharmaceuticals Holding Corp. INVESTOR PRESENTATION NASDAQ: TNXP Version P0 440 May 1, 2023 (Doc 1199 )

2. Slide 2: Cautionary Note on Forward-Looking Statements

   2 © 2023 Tonix Pharmaceuticals Holding Corp. Cautionary Note on Forward - Looking Statements Certain statements in this presentation regarding strategic plans, expectations and objectives for future operations or results are “forward - looking statements” as defined by the Private Securities Litigat

3. Slide 3: Who We Are

   3 © 2023 Tonix Pharmaceuticals Holding Corp. Who We Are Tonix Pharmaceuticals is committed to improving population health by inventing and developing innovative therapies and vaccines, through broad in - house capabilities and creative collaborations , to help address important unmet needs. OUR MISS

4. Slide 4: Investment Highlights

   4 © 2023 Tonix Pharmaceuticals Holding Corp. Investment Highlights DIVERSE PIPELINE Tonix’s c ore focus is on central nervous system disorders , but we also target unmet needs across multiple therapeutic areas including immunology, infectious disease and rare disease. STRATEGIC PARTNERSHIPS Partneri

5. Slide 5: Pipeline: Key Clinical Programs

   5 © 2023 Tonix Pharmaceuticals Holding Corp. Pipeline: Key Clinical Programs Status/Next Milestone Indication Candidates* Mid - Phase 3 - >50% enrolled Phase 2 enrollment complete Fibromyalgia (FM) Long COVID (PASC 2 ) TNX - 102 SL 1 Mid - Phase 2, Targeted 3Q 2023 Start Cocaine Intoxication - FDA B

6. Slide 6: CNS: Key Candidates

   © 2023 Tonix Pharmaceuticals Holding Corp. CNS: KEY CANDIDATES

7. Slide 7: CNS Portfolio: Five Late-Stage CNS Programs

   7 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO Five Late - Stage CNS Programs to be in the Clinic by 1H 2023 1 Three studies Enrolling Now Active Studies • In Phase 3: ‒ TNX - 102 SL for fibromyalgia (>50% enrolled) Potential Pivotal Study • In Phase 2: ‒ TNX - 102 SL for fibromyalgia -

8. Slide 8: TNX-102 SL Cyclobenzaprine (Protectic) Pipeline in a Product

   © 2023 Tonix Pharmaceuticals Holding Corp. TNX - 102 SL* Cyclobenzaprine ( Protectic ® ) Pipeline in a Product Fibromyalgia Status: Mid - Phase 3 • One positive Phase 3 study (RELIEF) completed • Second Phase 3 study (RALLY) missed primary endpoint • Confirmatory Phase 3 study (RESILIENT) is current

9. Slide 9: TNX-102 SL: Fibromyalgia

   9 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO PROFILE DEVELOPMENT PROGRAM Patents Issued TNX - 102 SL*: Fibromyalgia Cyclobenzaprine Protectic ® Sublingual Tablets CNS PORTFOLIO Fibromyalgia (FM) is a chronic pain disorder resulting from amplified sensory and pain signaling within the C

10. Slide 10: TNX-102 SL Proprietary Eutectic Formulation

    10 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO TNX - 102 SL (Sublingual Cyclobenzaprine HCl tablets*) Proprietary cyclobenzaprine HCl e utectic m ixture s tabilizes s ublingual t ablet f ormulation Base particle (K 2 HPO 4 ) Base particle (K 2 HPO 4 ) Base particle (K 2 HPO 4 ) C y cl o

11. Slide 11: TNX-102 SL Sublingual Administration

    11 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO TNX - 102 SL Sublingual Administration* Transmucosal absorption a voids first pass hepatic metabolism * U.S. Patent issued May 2, 2017 Swallowed Oral Dose Sublingual Oral Dose

12. Slide 12: TNX-102 SL: Phase 3 RESILIENT Study Design

    12 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO TNX - 102 SL: Phase 3 R ESILIENT Study Design General s tudy c haracteristics: • Randomized, double - blind, placebo - controlle d study in fibromyalgia • U.S. sites only, expected to enroll approximately 470 patients Primary Endpoint: • Da

13. Slide 13: TNX-102 SL: Fibromyalgia-Type Long COVID (PASC)

    13 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO PROFILE DEVELOPMENT PROGRAM Patents Issued TNX - 102 SL*: Fibromyalgia - Type Long COVID (PASC) Cyclobenzaprine Protectic ® Sublingual Tablets • Occurs in approximately 13% of recovered COVID - 19 patients 1 • As many as 40% of Long COVID p

14. Slide 14: Fibromyalgia-Type Long COVID

    14 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO Fibromyalgia - Type Long COVID • Long COVID is a heterogeneous condition that displays elements of nociplastic pain in many individuals, who experience otherwise unexplained symptoms 1 - 2 Symptoms (multi - site pain, fatigue, sleep disorde

15. Slide 15: TNX-102 SL: Phase 2 PREVAIL Study Design

    15 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO TNX - 102 SL: Phase 2 PREVAIL Study Design Study c haracteristics: • Randomized, double - blind, placebo - controlle d study of TNX - 102 SL in fibromyalgia - type Long COVID • U.S. sites only, has enrolled approximately 60 patients Primary

16. Slide 16: TNX-601 ER: Depression

    16 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO PROFILE DEVELOPMENT PROGRAM Patents Issued TNX - 601 E R*: Depression Tianeptine Hemioxalate Extended - Release Tablets (39.4 mg) CNS PORTFOLIO • A novel, oral, extended - release once - daily tablet • Treatment effect of tianeptine sodium

17. Slide 17: TNX-601 ER: Phase 2 UPLIFT Study Design

    17 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO TNX - 601 ER - Phase 2 UPLIFT* Study Design General s tudy c haracteristics: • Randomized, double - blind, placebo - controlle d study in Major Depressive Disorder to evaluate monotherapy with TNX - 601 ER versus placebo • Parallel design w

18. Slide 18: TNX-1900: Migraine

    18 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO PROFILE DEVELOPMENT PROGRAM Patents Issued TNX - 1900*: Migraine Intranasal Potentiated Oxytocin (OT) with Magnesium CNS PORTFOLIO • Intranasal OT has potential utility in treating migraine 1 • Magnesium is known to potentiate the binding o

19. Slide 19: TNX-1900: Phase 2 PREVENTION Study Design

    19 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO TNX - 1900: Phase 2 PREVENTION Study Design General s tudy c haracteristics: • Randomized, double - blind, placebo - controlle d study (three arms – two treatment regimens and one placebo) in chronic migraine • U.S. sites only, expected to

20. Slide 20: TNX-1300: Cocaine Intoxication

    20 © 2023 Tonix Pharmaceuticals Holding Corp. CNS PORTFOLIO PROFILE DEVELOPMENT PROGRAM Patents Issued TNX - 1300*: Cocaine Intoxication Cocaine Esterase ( CocE ) Cocaine is the main cause for drug - related ED visits 1 CocE is a recombinant protein that degrades cocaine in the bloodstream • Rapidly

21. Slide 21: Rare Disease: Key Candidates

    © 2023 Tonix Pharmaceuticals Holding Corp. RARE DISEASE: KEY CANDIDATES

22. Slide 22: TNX-2900: Hyperphagia in Prader-Willi Syndrome

    22 © 2023 Tonix Pharmaceuticals Holding Corp. RARE DISEASE PORTFOLIO Patents Issued PROFILE DEVELOPMENT PROGRAM TNX - 2900*: Hyperphagia in Prader - Willi Syndrome Intranasal Potentiated Oxytocin (OT) with Magnesium Prader - Willi Syndrome is the most common genetic cause of life - threatening child

23. Slide 23: Immunology: Key Candidates

    © 2023 Tonix Pharmaceuticals Holding Corp. IMMUNOLOGY: KEY CANDIDATES

24. Slide 24: TNX-1500 Next Generation Anti-CD40L Antibody

    © 2023 Tonix Pharmaceuticals Holding Corp. TNX - 1500* Next Generation ߙ - CD40 Ligand (CD40L) Antibody The CD40 - CD40L pathway is a pivotal immune system modulator and a well - established and promising treatment target First Generation: Development halted due to thromboembolic (TE) complications

25. Slide 25: Third-Generation Anti-CD40L Engineered to Decrease Risk of Thrombosis

    25 © 2023 Tonix Pharmaceuticals Holding Corp. IMMUNOLOGY PORTFOLIO Third - Generation α - CD40L Engineered to Decrease Risk of Thrombosis First - generation anti - CD40L mAbs Constant fragment (Fc) domain interacted with FcγRIIA (CD32A), which suggested a mechanism for the increased risk of thrombos

26. Slide 26: Other Anti-CD40L Monoclonal Antibodies in Development

    26 © 2023 Tonix Pharmaceuticals Holding Corp. IMMUNOLOGY PORTFOLIO Other anti - CD40L Monoclonal Antibodies in Development UCB (Co - developed with Biogen) – Systemic Lupus Erythematosus (SLE) • Phase 3 Trial Currently Enrolling (NCT04294667) − Topline results expected 1H 2024 1 • Dapirolizumab pego

27. Slide 27: Infectious Disease: Key Candidates

    © 2023 Tonix Pharmaceuticals Holding Corp. INFECTIOUS DISEASE: KEY CANDIDATES

28. Slide 28: TNX-801 Recombinant Pox Vaccine Platform

    © 2023 Tonix Pharmaceuticals Holding Corp. TNX - 801* Recombinant Pox Vaccine (RPV) Platform Using Live Virus Technology Mpox and Smallpox Vaccine Status: Preclinical • TNX - 801 is a cloned version of horsepox 1 (without any insert) purified from cell culture Next Steps: Initiate Phase 1 Trial 2H 2

29. Slide 29: Live Virus Vaccine Platform: Recombinant Pox Vaccine

    29 © 2023 Tonix Pharmaceuticals Holding Corp. INFECTIOUS DISEASE PORTFOLIO Live Virus Vaccine Platform: Recombinant Pox Vaccine (RPV) Technology for Emerging Infectious Diseases and Oncolytics Mpox and Smallpox Future Pandemics & New Infectious Diseases COVID - 19 Biodefense Using Proven Science To

30. Slide 30: Internal Development & Manufacturing Capabilities

    30 © 2023 Tonix Pharmaceuticals Holding Corp. INFECTIOUS DISEASE PORTFOLIO Internal Development & Manufacturing Capabilities R&D Center (RDC) – Frederick, MD • Functions: ‒ Accelerated development of vaccines and antiviral drugs against COVID - 19, its variants and other infectious diseases ‒ Resear

31. Slide 31: Preclinical Pipeline

    © 2023 Tonix Pharmaceuticals Holding Corp. PRECLINICAL PIPELINE

32. Slide 32: Pipeline: Key Pre-Clinical Programs

    32 © 2023 Tonix Pharmaceuticals Holding Corp. Pipeline: Key Pre - Clinical Programs Preclinical COVID - 19 (horsepox - based live virus vaccine platform) TNX - 1850 3 Preclinical COVID - 19 (bovine parainfluenza virus - based live virus vaccine) TNX - 2300 4 Preclinical COVID - 19 (zinc nanoparticle

33. Slide 33: TNX-1700: Gastric and Colorectal Cancers

    33 © 2023 Tonix Pharmaceuticals Holding Corp. IMMUNOLOGY PORTFOLIO Patents Filed TNX - 1700*: Gastric and Colorectal Cancers Recombinant Trefoil Factor 2 (rTFF2 - HSA) Fusion Protein Potential New Cancer Treatment • TNX - 1700 (rTFF2 - HSA) has effects on cancer by altering the tumor micro - environ

34. Slide 34: Preclinical Infectious Disease Therapeutics in Development

    34 © 2023 Tonix Pharmaceuticals Holding Corp. INFECTIOUS DISEASE PORTFOLIO Preclinical Infectious Disease Therapeutics in Development TNX - 2300*: Live Virus Vaccine Based on Bovine Parainfluenza (BPI) Virus Market Entry: COVID - 19 Vaccine Status: Preclinical Next Steps: Animal studies with Kansas

35. Slide 35: Tonix Team, Network and Future Outlook

    © 2023 Tonix Pharmaceuticals Holding Corp. TONIX TEAM, NETWORK AND FUTURE OUTLOOK

36. Slide 36: Key Development Partners

    36 © 2023 Tonix Pharmaceuticals Holding Corp. TNX - 1300: COCAINE INTOXICATION TNX - 1700: GASTRIC AND COLORECTAL CANCERS Key Development Partners TNX - 1500: ALLOGRAFT REJECTION TNX - 1900: MIGRAINE & OTHER INDICATIONS TNX - 801: SMALLPOX AND MONKEYPOX VACCINE TNX - 1850: COVID - 19 VACCINE TNX - 2

37. Slide 37: Management Team

    37 © 2023 Tonix Pharmaceuticals Holding Corp. Management Team Seth Lederman, MD Co - Founder, CEO & Chairman Jessica Morris Chief Operating Officer Gregory Sullivan, MD Chief Medical Officer Bradley Saenger, CPA Chief Financial Officer

38. Slide 38: Milestones: Recently Completed and Upcoming

    38 © 2023 Tonix Pharmaceuticals Holding Corp. Milestones: Recently Completed and Upcoming Expected Clinical Trial Initiations □ 3 rd Quarter 2023 Phase 1 study start of TNX - 1500 for prevention of allograft rejection □ 3 rd Quarter 2023 Phase 2 study start of TNX - 1300 for the treatment of cocaine

39. Slide 39: Thank You

    © 2023 Tonix Pharmaceuticals Holding Corp. THANK YOU

Tonix Pharmaceuticals Holding — Investor Presentation (May 2023) on 6ix