Silviu Itescu
Analyst · Cantor. Please go ahead
Thank you, Josh. We would move to Slide 14. This is an overview of the significant market opportunity for Ryoncil in acute graft versus host disease. This is a devastating disease with mortality rates as high as 90% in patients with the most severe forms and significant extended hospital stay costs. Importantly, we believe based on the revenues of TEMCELL from our strategic partner in Japan that this represents a substantial market opportunity for Mesoblast in the United States and Europe. What is our regulatory and commercial strategy? Slide 15, a U.S. strategy for Ryoncil is informed substantially by the TEMCELL sales experience in Japan. We recently filed the BLA submission with the FDA for Ryoncil in the treatment of pediatric steroid-refractory GVHD. Fast track designation that’s already in place provides eligibility for an FDA priority review. And our commercialization strategy is now in place for product launch, assuming time lines linked to the potential priority review process. We are ramping up inventory build and we are building out an efficient and targeted sales force assuming that about 50% of the patients will be treated in 15 centers across the U.S. We are planning for an adult trial for steroid-refractory acute graft versus host disease in order for label extension, and we have a life cycle extension strategy in place, as you can see in the next slide. We target 2020 for the U.S. launch of Ryoncil for steroid-refractory acute GVHD in children. We then plan for broadening the launch into Europe. We will be initiating an adult trial for acute GVHD in the U.S. and ex-U.S. in order for label extension. And we will be expanding the opportunity into chronic GVHD using investigator-initiated studies to support the pilot data that we have seen to-date. Beyond that, we have a strategy in place to continue label extension in other rare diseases such as biologic-refractory Crohn’s disease, hypoxic-ischemic encephalopathy and epidermolysis bullosa. Slide 17 provides a snapshot of the recent highlights and key milestones that we’ve achieved for Ryoncil. As mentioned, we have filed the BLA for Ryoncil with the FDA for steroid-refractory acute GVHD in children. The consistent outcomes using Ryoncil’s both first-line treatment and a salvage therapy, the 309 children with steroid-refractory acute graft versus host disease were presented recently at the Annual Meeting of the American Society for Transplantation and Cellular Therapy and the CIBMTR Research Organization. Clinically meaningful outcomes using remestemcel-L in patients with chronic GVHD have also been reported recently in an investigator-initiated expanded access protocol. In addition, Mesoblast entered into an agreement with Lonza for commercial product manufacturer, in line with our corporate strategy to facilitate inventory build ahead of our planned launch of Ryoncil this year. Key upcoming milestones include an update to the market on the status of the Ryoncil priority review and potential PDUFA dates. If approved, the U.S. launch of Ryoncil is planned for 2020. Let’s move on to the other – another major area of focus for Mesoblast, heart failure. Slide 18 captures the epidemic, the rising incidents and the high mortality rates that highlight the large clinical unmet need for our product candidate, Revascor. Importantly, advanced heart failure has the highest hospital readmission rates of any diagnosis-related group, indicative of the limited treatment options when patients reach this stage. This is a very large clinical unmet need with a substantial multibillion dollar market opportunity just in the U.S. alone. Slide 19 captures the treatment pathway and natural history of heart failure as it progresses towards advanced and end stage and identifies clearly where the Mesoblast focus and target for Revascor is. Once patients fail a variety of generic agents, ACE inhibitors and beta blockers, there are several new oral agents, predominantly for intermediate-stage disease Class 2, perhaps early Class 3. But inevitably, patients will cycle through these drugs and then progress towards an advanced and ultimately to the end-stage for which there are no alternative therapies to prevent the recurrent hospitalization rates and high rates of mortality. And this is precisely what we believe Revascor has a major opportunity given prior data in Phase 2 and beyond. So, where are we with the Revascor Phase 3 trials for advanced and end-stage heart failure? In advanced heart failure, we have completed a Phase 3 trial in 566 patients, one-for-one randomized across 55 sites in North America, using 150 million cell dose versus control. The target population for this trial was selected on the basis of severe disease. The majority of patients, have systolic volumes of more than 100 mls and are at the highest risk for recurrent events. The primary endpoint seeks to reduce recurrent heart failure-related major adverse cardiac events, HF-MACE. The key secondary endpoint is reduction in terminal cardiac events, predominantly mortality. We successfully achieved a prespecified interim futility analysis of the trial’s primary endpoint after the first 270 patients. In end-stage heart failure, we have successfully concluded two prior randomized, controlled Phase 2 trials and we have now agreed on a confirmatory Phase 3 program with our partners, International Center for Health Outcomes and Innovation Research, InCHOIR, at the Icahn School of Medicine in line with FDA guidance. Revascor is being developed for these patients with end-stage heart failure under existing FDA regenerative medicine advanced therapy, RMAT and orphan drug designations. What are the recent highlights for Revascor in these conditions? In December, Phase 3 trial in advanced heart failure surpassed the number of primary endpoint events required for trial completion. The independent data monitoring committee held its tenth and final scheduled meeting and recommended the trial continue as planned. The DMC reviewed components of the trial’s primary and secondary endpoints and all safety data in making their recommendations. Final study business for this trial has been initiated for all surviving patients with advanced heart failure. Upcoming key milestones include data readout for this Phase 3 trial, are planned for mid-2020. The result of this trial may support regulatory approval in the U.S. Mesoblast and InCHOIR will initiate a confirmatory Phase 3 trial for Revascor and end-stage heart failure patients with an LVAD as per FDA guidelines. Now, moving on to our third major focus, our product candidate for inflammatory lower back pain where disease-modifying therapies are solely needed to change the natural history of the disease, again, a major unmet need. I will remind folks that 50% of opioid prescriptions are for chronic lower back pain and this continues to be a major epidemic in the U.S. and other Western societies. Our product candidate, MPC-06-ID, in its development program targets over 3.2 million patients in the U.S. and 4 million patients in the 5 major European jurisdictions who have moderate to severe disease from this disabling condition. What is our development strategy for this product candidate for the U.S. and Europe? We have completed enrollment in our U.S. Phase 3 trial for these patients. In March 2018, 404 patients were randomized to receive this product or placebo in a 2:1 randomization schedule. We plan to initiate a confirmatory Phase 3 trial in Europe, in partnership with Grünenthal. Together with Grünenthal, we are completing commercial manufacturing for in anticipation of both trials, providing us a regulatory pathway. And the results, in fact, of the confirmatory trials in U.S. and Europe, together with commercial manufacturing, are expected to support approvals and launches in both Europe and U.S. for this product in patients with chronic lower back pain due to degenerative disc disease. Recent highlights of the product. As mentioned previously, we’ve entered into a very important strategic partnership with Grünenthal to develop the product candidate in Europe and Latin America. In terms of upcoming milestones, the last patient last visit of this Phase 3 trial at 24 months of follow-up is expected to occur this half with the primary endpoint being a composite outcome of pain and function in both 12 and 24 months. We are working together with our partner, Grünenthal, to obtain clearance from European regulatory authorities to begin the European Phase 3 trial. And as I’ve mentioned, results from both Phase 3 trials will be considered pivotal to support regulatory approvals in both jurisdictions. Let’s look ahead for the next 12 months. What are our major operational milestones by product candidates? Remestemcel-L for steroid refractory acute GVHD and other rare diseases, we will be providing updates on a regular basis on Ryoncil’s priority review and PDUFA dates. If approved, we expect the U.S. launch of Ryoncil to occur this year and we will expand the investigator-initiated clinical trials for chronic graft versus host disease and other indications. Revascor for advanced and end-stage heart failure will have data readouts from the chronic heart failure Phase 3 trial around mid-2020 and we will be initiating confirmatory trial in end-stage heart failure. For the back pain product candidate our data readouts of the trial are also planned for mid-2020, and we seek to obtain clearance from European regulatory authorities to begin a second European Phase 3 trial. And on that note, I’d like to thank you for listening to our presentation, and I’d like to open it up to questions, please.