United States Food & Drug Administration (FDA) Notifies Mesoblast that Available Clinical Data from Phase 3 Trial Appear Sufficient to Support BLA Submission for Remestemcel-L in Children with Steroid-Refractory Acute Graft Versus Host Disease (SR-aGVHD)

Rhea-AI Summary

Mesoblast receives positive feedback from the U.S. FDA on Phase 3 study for remestemcel-L in pediatric patients with SR-aGVHD, plans to resubmit BLA soon.

Biotech Analyst

The recent update from Mesoblast Limited regarding the FDA's position on their Phase 3 study data for remestemcel-L marks a significant milestone in the regulatory pathway for the company's treatment for pediatric SR-aGVHD. The FDA's readiness to consider the clinical data as sufficient for a BLA submission suggests a positive outlook for the therapy's approval. This is particularly noteworthy as SR-aGVHD is a serious condition where treatment options are limited and remestemcel-L could potentially meet an unmet medical need.

Investors should note that the success of a BLA can significantly affect a biotech company's market valuation. The pediatric focus of the treatment also taps into a niche market, which could mean less competition and a strong demand if approved. However, it's important to remain cognizant of the fact that the FDA's final decision post-submission is not guaranteed and carries inherent risk. The company's intention to address product characterization issues in the next quarter is crucial, as any deficiencies could delay or even prevent approval.

From a financial perspective, approval could lead to increased revenues for Mesoblast. However, investors should also consider the costs associated with the final stages of the regulatory process and potential market preparation activities. These costs can be substantial and their timing and magnitude will influence the company's financials.

Healthcare Regulatory Expert

The acknowledgment by the FDA that Mesoblast's clinical data is sufficient for a BLA submission is a testament to the rigor of their study MSB-GVHD001. For stakeholders, this is an encouraging development as it indicates that the company has likely met key efficacy and safety benchmarks. However, the term 'sufficient' does not equate to 'approval' and the FDA's final decision will hinge on a comprehensive review of the complete submission.

It's important to understand that the BLA process is exhaustive and entails a thorough examination of not just clinical data but also manufacturing practices and product consistency. Mesoblast's focus on resolving product characterization issues will be a critical aspect of their resubmission. Any discrepancies in this area could lead to requests for additional information or even clinical trials, which can be time-consuming and costly.

For the healthcare industry, the potential approval of remestemcel-L could set a precedent for similar allogeneic cellular therapies. The pediatric indication also highlights the FDA's commitment to advancing treatments for younger populations, which often face limited therapeutic options.

Market Research Analyst

The announcement from Mesoblast Limited is a positive development that could have implications for the broader market of treatments for inflammatory diseases. If remestemcel-L is approved, it could disrupt the current market dynamics by providing a new standard of care for pediatric SR-aGVHD patients. This could lead to shifts in market share among pharmaceutical companies within this therapeutic area.

Market sentiment following such regulatory updates can have immediate effects on stock prices, as investors often react to perceived potential for future earnings. The pediatric indication of the therapy could allow Mesoblast to capitalize on orphan drug status benefits, which include market exclusivity periods, tax credits and waiver of certain FDA fees. These incentives can enhance profitability and provide competitive advantages.

An approved therapy for SR-aGVHD in children could also have broader implications for the healthcare system, potentially reducing long-term healthcare costs associated with managing chronic complications of the disease. However, market penetration will depend on factors such as pricing, insurance coverage and the ability of Mesoblast to effectively market and distribute the product.

NEW YORK, March 25, 2024 (GLOBE NEWSWIRE) -- Mesoblast Limited (Nasdaq:MESO; ASX:MSB), global leader in allogeneic cellular medicines for inflammatory diseases, today announced that U.S. FDA has informed the company that following additional consideration the available clinical data from its Phase 3 study MSB-GVHD001 appears sufficient to support submission of the proposed Biologics License Application (BLA) for remestemcel-L for treatment of pediatric patients with steroid-refractory acute graft versus host disease (SR-aGVHD).

“We thank the agency for their collaborative approach. The responses and guidance from FDA are clear and provide us with a high level of confidence to refile our BLA for remestemcel-L in children with SR-aGVHD,” said Mesoblast CEO Dr. Silviu Itescu.

Mesoblast intends to file the resubmission during the next quarter, seeking to address all remaining product characterization issues.

About Mesoblast
Mesoblast (the Company) is a world leader in developing allogeneic (off-the-shelf) cellular medicines for the treatment of severe and life-threatening inflammatory conditions. The Company has leveraged its proprietary mesenchymal lineage cell therapy technology platform to establish a broad portfolio of late-stage product candidates which respond to severe inflammation by releasing anti-inflammatory factors that counter and modulate multiple effector arms of the immune system, resulting in significant reduction of the damaging inflammatory process.

Mesoblast has a strong and extensive global intellectual property portfolio with protection extending through to at least 2041 in all major markets. The Company’s proprietary manufacturing processes yield industrial-scale, cryopreserved, off-the-shelf, cellular medicines. These cell therapies, with defined pharmaceutical release criteria, are planned to be readily available to patients worldwide.

Mesoblast is developing product candidates for distinct indications based on its remestemcel-L and rexlemestrocel-L allogeneic stromal cell technology platforms. Remestemcel-L is being developed for inflammatory diseases in children and adults including steroid refractory acute graft versus host disease, and biologic-resistant inflammatory bowel disease. Rexlemestrocel-L is being developed for advanced chronic heart failure and chronic low back pain. Two products have been commercialized in Japan and Europe by Mesoblast’s licensees, and the Company has established commercial partnerships in Europe and China for certain Phase 3 assets.

Mesoblast has locations in Australia, the United States and Singapore and is listed on the Australian Securities Exchange (MSB) and on the Nasdaq (MESO). For more information, please see www.mesoblast.com, LinkedIn: Mesoblast Limited and Twitter: @Mesoblast

Forward-Looking Statements
This press release includes forward-looking statements that relate to future events or our future financial performance and involve known and unknown risks, uncertainties and other factors that may cause our actual results, levels of activity, performance or achievements to differ materially from any future results, levels of activity, performance or achievements expressed or implied by these forward-looking statements. We make such forward-looking statements pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995 and other federal securities laws. Forward-looking statements should not be read as a guarantee of future performance or results, and actual results may differ from the results anticipated in these forward-looking statements, and the differences may be material and adverse. Forward-looking statements include, but are not limited to, statements about: the initiation, timing, progress and results of Mesoblast’s preclinical and clinical studies, and Mesoblast’s research and development programs; Mesoblast’s ability to advance product candidates into, enroll and successfully complete, clinical studies, including multi-national clinical trials; Mesoblast’s ability to advance its manufacturing capabilities; the timing or likelihood of regulatory filings and approvals (including any future decision that the FDA may make on the BLA for remestemcel-L for pediatric patients with SR-aGVHD), manufacturing activities and product marketing activities, if any; the commercialization of Mesoblast’s product candidates, if approved; regulatory or public perceptions and market acceptance surrounding the use of stem-cell based therapies; the potential for Mesoblast’s product candidates, if any are approved, to be withdrawn from the market due to patient adverse events or deaths; the potential benefits of strategic collaboration agreements and Mesoblast’s ability to enter into and maintain established strategic collaborations; Mesoblast’s ability to establish and maintain intellectual property on its product candidates and Mesoblast’s ability to successfully defend these in cases of alleged infringement; the scope of protection Mesoblast is able to establish and maintain for intellectual property rights covering its product candidates and technology; estimates of Mesoblast’s expenses, future revenues, capital requirements and its needs for additional financing; Mesoblast’s financial performance; developments relating to Mesoblast’s competitors and industry; and the pricing and reimbursement of Mesoblast’s product candidates, if approved. You should read this press release together with our risk factors, in our most recently filed reports with the SEC or on our website. Uncertainties and risks that may cause Mesoblast’s actual results, performance or achievements to be materially different from those which may be expressed or implied by such statements, and accordingly, you should not place undue reliance on these forward-looking statements. We do not undertake any obligations to publicly update or revise any forward-looking statements, whether as a result of new information, future developments or otherwise.

Release authorized by the Chief Executive.

For more information, please contact:

Corporate Communications / Investors	Media
Paul Hughes	BlueDot Media
T: +61 3 9639 6036	Steve Dabkowski
E: investors@mesoblast.com	T: +61 419 880 486
	E: steve@bluedot.net.au

What did the U.S. FDA inform Mesoblast about its Phase 3 study MSB-GVHD001?

The U.S. FDA informed Mesoblast that the available clinical data from its Phase 3 study MSB-GVHD001 appears sufficient to support submission of the proposed Biologics License Application (BLA) for remestemcel-L for treatment of pediatric patients with steroid-refractory acute graft versus host disease (SR-aGVHD).

When does Mesoblast plan to file the resubmission for the BLA for remestemcel-L?

Mesoblast intends to file the resubmission during the next quarter, seeking to address all remaining product characterization issues.

Who is the CEO of Mesoblast ?

Dr. Silviu Itescu is the CEO of Mesoblast