Theriva Biologics, Inc. · AMEX:TOVX

Theriva Biologics — Synthetic Biologics — Investor Presentation (June 2015)

42 slides from Theriva Biologics's investor presentation, Jun 16, 2015

  1. Slide 1: Synthetic Biologics - June 16, 2015

    oe ae : NYSE MKT: SYN June 16, 2015 Q SYNTHETIC Sroloaic s

  2. Slide 2: Forward-Looking Statements

    Forward - Looking Statements This presentation includes forward - looking statements on Synthetic Biologics’ current expectations and projections about future events . In some cases forward - looking statements can be identified by terminology such as "may," "should," "potential," "continue," "expec

  3. Slide 3: Investment Considerations

    Investment Considerations • M icrobiome - focused , clinical - stage therapeutics to protect the microbiome while targeting pathogen - specific diseases • Addressing multi - billion dollar market opportunities addressing significant unmet medical needs • Multiple near - term and long - term clinical

  4. Slide 4: Management Team

    Management Team • Jeffrey Riley, CEO Pfizer, Nichols Institute (Quest), SmithKline Beecham, QIC • Steven Shallcross , CFO Vanda Pharmaceuticals, Inc., Empire Petroleum Partners, LLC, Innocoll AG (formerly privately held Innocoll Holdings, Inc .) • John Monahan, Ph.D., EVP R&D Avigen, Somatix, Triton

  5. Slide 5: Product Pipeline

    Product Pipeline C - Cedars - Sinai Medical Center collaboration I - Intrexon Corporation collaboration T - The University of Texas at Austin collaboration Completed Planned – 2015 5 Therapeutic Area Product Candidate Biologic Agent/ Drug Compound Discovery Preclinical Phase 1 Phase 2 Phase 3 C. dif

  6. Slide 6: Key Clinical Achievements

    Mar 2015 C. difficile Positive PK data from Phase 1a and 1b clinical trials Feb 2015 IBS - C SYN - 010 modified - release formulation of Lovastatin Feb 2015 C. difficile Positive topline results from Phase 1b clinical trial Dec 2014 C. difficile Initiated Phase 1a and 1b clinical trials Dec 2014 C.

  7. Slide 7: Key Future Milestones

    Key Future Milestones 7 2H 2015 C. difficile Report topline data from Phase 2b clinical trial 2H 2015 IBS - C Report topline data from Phase 2 clinical trial 3Q 2015 C. difficile Initiate Phase 2b clinical trial 2Q 2015 IBS - C Initiate Phase 2 clinical trials 3Q 2015 C. difficile Report topline dat

  8. Slide 8: Human Microbiome

    Human Microbiome The Body Has 10 Times as Many Microbe Cells as Human Cells 8 Source: http://commonfund.nih.gov/hmp/overview.aspx Human Microbiome > 1,000,000 Genes Human Genome 23,000 Genes 99% of your DNA Genes are in Microbe Cells (e.g., Bacteria) NOT Human Cells Leveraging the Microbiome Will Ra

  9. Slide 9: Diseases Directly Influenced by the Gut Microbiome

    Diseases Directly Influenced by the Gut Microbiome 9 Source: Genome Medicine 2011, 3 :14 http://genomemedicine.com/content/3/3/14

  10. Slide 10: Human Microbiome Over Time

    Human Microbiome Over Time Response to Environmental Conditions and Life Stages 10 Source: US National Library of Medicine. Image source: Ottman N, et al. (2012) The function of our microbiota : who is out there and what do they do? Front. Cell. Inf. Microbio . 2:104.

  11. Slide 11: Collateral Damage Caused by Antibiotic Use

    Collateral Damage Caused by Antibiotic Use 11 • Antibiotics ̶ Prevent/treat primary infections ̶ Carried to liver, transported to bile and excreted via large intestine ̶ May unintentionally upset natural balance of gut microbiome by killing off good bacteria • A microbial imbalance in the gut microb

  12. Slide 12: Preventing C. difficile Is Now a National Priority

    Preventing C. difficile Is Now a National Priority! 12 Source: https:// www.whitehouse.gov/sites/default/files/docs/national_action_plan_for_combating_antibotic - resistant_bacteria.pdf 2015 2020 National Action Plan for Combating Antibiotic Resistance Issued By the White House in March 2015 • Goal

  13. Slide 13: C. difficile Infections (CDI)

    C . difficile Infections (CDI) • CDI is currently the most prevalent hospital - acquired infection in the U.S., according to the CDC ̶ Surpassed Methicillin - resistant Staphylococcus aureus (MRSA) • CDI has been identified as an “urgent public health threat” by the CDC, FDA and EU health authoritie

  14. Slide 14: Paradigm Shift

    Paradigm Shift Fewer CDIs expected with co - administration of SYN - 004 Antibiotics Treatments • β - lactam • Fluoroquinolone • Clindamycin • Other • Metronidazole • Vancomycin • Fidaxomicin Current Paradigm SYN - 004 Paradigm C. difficile Infections (CDI) SYN - 004 + β - lactam Antibiotics* SYN -

  15. Slide 15: SYN-004 Co-Administered with IV Antibiotics

    SYN - 004 Co - Administered with IV Antibiotics Designed to neutralize β - lactam antibiotics in GI tract 15 SYN - 004 Antibiotic 1. SYN - 004 is designed as an oral enzyme tablet ( blue) to be co - administered with IV antibiotics (yellow ). 3. SYN - 004 is intended to remain in the GI tract and ne

  16. Slide 16: Concept Validated by 1st Generation Candidate

    Concept Validated by 1 st Generation Candidate Positive Phase 1 and 2 clinical data • 1 st generation candidate (P1A) was studied in four Phase 1 and one Phase 2 clinical trials conducted in Europe • 112 patients and 143 healthy normal subjects • Well tolerated with no safety concerns identified • A

  17. Slide 17: SYN-004: Differentiators

    SYN - 004: Differentiators • Prevention of antibiotic collateral damage to the gut microbiome may significantly reduce CDI, hospitalizations, and associated cost and morbidity • A normal microbiome provides colonization resistance, reducing the chance of C. difficile colonization, leading to CDI • P

  18. Slide 18: SYN-004: Market Potential

    SYN - 004: Market Potential Intended to target certain IV β - lactam antibiotics ~14M patients 11 ~27M prescriptions 10 ~118M doses of “SYN - 004 target” antibiotics purchased by U.S. hospitals to fill patient prescriptions 9 * Based on U.S. market data in 2012 ** Estimate based on the following ass

  19. Slide 19: SYN-004 Clinical Trial Development

    SYN - 004 Clinical trial development • Completed Phase 1a (40 participants) and 1b (24 participants) trials ̶ PK data supports that SYN - 004 should have no effect on the IV antibiotic in the bloodstream ̶ No clinically significant safety events were observed; well tolerated by participants • Initia

  20. Slide 20: Pathogen-Specific Microbiome Therapeutic

    Pathogen - Specific Microbiome Therapeutic 20 Treating the underlying cause not symptoms SYN APPROACH: Anti - Archaea specific therapeutic

  21. Slide 21: Irritable Bowel Syndrome with Constipation (IBS-C)

    Irritable Bowel Syndrome with Constipation IBS - C 21 Source: GlobalData Publication Irritable Bowel Syndrome Global Drug Forecast and Market Analysis 2014. Statistics • IBS is the most common chronic disease • 10 - 15% of the global population Prevalent IBS Cases (age > 10) Chronic GI disorder char

  22. Slide 22: SYN-010: Modified-Release Statin

    SYN - 010 Modified - Release Statin Designed to reduce methane production by M. smithii in the intestine 22 Healthy GI System Patients with IBS typically suffer from abdominal pain, bloating and constipation without an obvious cause such as inflammation or damage

  23. Slide 23: The Gut: Methane Gas Production

    The Gut Methane gas production 23 Bacteroides thetaiotaomicron is one of many bacterium that ferments carbohydrates in the gut which releases H 2 and CO 2 C arbohydrates Methanobrevibacter smithii archeabacteria consumes hydrogen gas from Bacteroides and produces methane, which is lost from gut as “

  24. Slide 24: Methane Production: Underlying Cause of IBS-C

    Methane Production: Underlying Cause of IBS - C 24 • Intestinal methane production is an underlying cause of constipation ̶ Critical discovery by Mark Pimentel, MD, and collaborators at Cedars - Sinai ▪ Extensive clinical evidence in IBS - C and now chronic idiopathic constipation (CIC) • Reduction

  25. Slide 25: Anti-Methanogenic Therapy for IBS-C

    Anti - Methanogenic Therapy for IBS - C SYN - 010 demonstrated significant reduction in methane gas 25 - 80 - 60 - 40 - 20 0 20 40 60 80 100 120 Control Statin 1 Statin 2 Statin 3 Statin 4 Statin 5 ΔCH 4 0 - 270 min Normalized to Control • Early studies demonstrated that statins in animal feed reduc

  26. Slide 26: SYN-010: Targeting Production of Methane Gas

    SYN - 010: Targeting Production of Methane Gas Effect of SYN - 010 on levels of M. smithii and total bacteria in rat GI tract after 10 days oral gavage dosing M. smithii Total bacteria 0.0E+00 5.0E+05 1.0E+06 1.5E+06 2.0E+06 2.5E+06 3.0E+06 3.5E+06 Duodenum Jejunum Ileum Left Colon M. smithii (cfu/g

  27. Slide 27: SYN-010: Differentiators

    SYN - 010: Differentiators • Modified - release statin formulation targeting intestinal methane production ̶ Leveraging detailed pharmacokinetic and safety profiles from decades of prior clinical use • Designed to treat the underlying cause of constipation • Patents and pending patents licensed thro

  28. Slide 28: IBS Market Overview

    IBS Market Overview 28 $690 $344 $120 $65 $49 $34 rifaximin lubiprostone linaclotide alosetron ramosetron others 2013 IBS Global Therapeutics ($ million) 2013 Market Sales US $440.1M EU5 $88.8 M Japan $20.7M Total $589.6M IBS Market Sales (2013 and 2023) Global Sales in 2023 are expected to be great

  29. Slide 29: The IBS Market has Significant Unmet Needs

    The IBS Market has Significant Unmet Needs 29 Source: GlobalData PharmaPoint , IBS Global Drug Forecast & Market Analysis 2014 New products with improved efficacy Products that effectively address IBS symptoms, such as abdominal pain and bloating Improved diagnosis of IBS/definitive test or biomarke

  30. Slide 30: SYN-010 for IBS-C Clinical Development

    SYN - 010 for IBS - C Clinical development • Preclinical data ̶ Demonstrated reduction of methane gas production by M. smithii with minimal impact on microbiome • Safe - to - proceed under IND to initiate clinical trials of SYN - 010 (June 2015) • Phase 2 clinical trials (initiation expected 2Q 2015

  31. Slide 31: MS: Market Opportunity

    MS: Market Opportunity • 400,000 MS patients in U.S. (~2.3 million worldwide) 12 • $17.8 billion forecasted worldwide sales in 2019 13 Trimesta TM – Oral add - on MS therapy 31 12 National Multiple Sclerosis Society. http://www.nationalmssociety.org 13 Credit Suisse. Multiple Sclerosis - Evolution o

  32. Slide 32: Trimesta Completed Phase 2 Trial

    Trimesta™ Completed Phase 2 trial • Principal investigator evaluating Trimesta TM (oral estriol): Rhonda Voskuhl, M.D., Professor of Neurology, Director of UCLA MS Program • Pilot trial (n=6): demonstrated an 82% decrease in both the number and volume of brain lesions over 6 months (p - values < 0.0

  33. Slide 33: Trimesta Phase 2 Relapsing-Remitting MS Clinical Data

    Trimesta™ Phase 2 relapsing - remitting MS clinical data • C linical outcomes presented b y lead investigator • Annualized relapse rate declined relative to standard of care, Copaxone ® ̶ Statistically significant 47% decrease in annualized MS relapse rate at 12 months with Trimesta ™ + Copaxone ® c

  34. Slide 34: Trimesta Clinical Data (continued)

    Trimesta™ Phase 2 relapsing - remitting MS clinical data (continued) • Evidence of improvement of physical disabilities ̶ Expanded Disability Status Scale (EDSS) scores in the Trimesta™ arm significantly improved during 24 month follow - up by at least 0.5 point (p=0.03) compared to the active contr

  35. Slide 35: Trimesta Other MS Assets

    Trimesta ™ Other MS assets • A separate Phase 2, randomized, double - blind, placebo - controlled clinical trial of female MS patients with cognitive dysfunction is ongoing 16 • Patents and pending patents licensed through UCLA: ̶ Issued method of treatment patents in the U.S. for MS therapy with es

  36. Slide 36: Whooping Cough (Pertussis)

    Whooping Cough (Pertussis) Market opportunity: millions of cases globally per year • Highly contagious disease caused by the bacteria Bordetella pertussis ( B. pertussis ) • Symptoms include severe coughing and subsequent breathing difficulties • Pertussis toxin is a major cause of disease virulence

  37. Slide 37: SYN-005 Pertussis mAb Combination

    SYN - 005 mAb combination designed to target and neutralize pertussis toxin • Combines two highly synergistic humanized monoclonal antibodies (mAbs) designed to target and neutralize pertussis toxin • U.S. Orphan Drug designation granted September 2014 for the treatment of Pertussis • Patents and pe

  38. Slide 38: Non-Human Primate Pertussis Study

    0 5 10 15 0 10 20 30 40 50 Study Day W B C / u L ( x 1 , 0 0 0 ) Control SYN-005(1) SYN-005(2) SYN-005 therapy Normal WBC count Pertussis infection Non - Human Primate Pertussis Study n=3 Favorable decreases in white blood cell count indicates that SYN - 005 neutralizes pertussis toxin, which in a p

  39. Slide 39: Financial Snapshot

    Financial Snapshot * As of 3/31/15 weighted average exercise price is $2.09 ** As of 3/31/15 weighted average exercise price is $1.80 39 • Cash balance (as of 3/31/15) : ~$12.0 million • Current Price : $2.78 (as of 6/15/15) • 52 Week Range: $1.32 - $3.18 • Average Volume (3 months): 1,049,770 • Sha

  40. Slide 40: Investment Considerations

    Investment Considerations NYSE MKT: SYN 40 • Microbiome - focused, clinical - stage therapeutics to protect the microbiome while targeting pathogen - specific diseases ̶ Innovative, first - in - class product candidates for prevention and treatment ̶ Large markets addressing significant unmet medica

  41. Slide 41: Top Emerging Technologies in 2014

    Top 10 Emerging Technologies in 2014 41 Source: World Economic Forum, http://www3.weforum.org/docs/GAC/2014/WEF_GAC_EmergingTechnologies_TopTen_Brochure_2014.pdf

  42. Slide 42: SYN Slide Deck - June 2015

    June 16, 2015 SYN - Slide Deck - June 2015 (6.16.2015) - FINAL NYSE MKT: SYN

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