Accessibility StatementSkip Navigation PRINCETON, N.J., Nov. 19, 2025 /PRNewswire/ -- Soligenix, Inc. (Nasdaq: SNGX) (Soligenix or the Company), a late-stage biopharmaceutical company focused on developing and commercializing products to treat rare diseases where there is an unmet medical need, announced today that it has completed the planned enrollment of 50 patients necessary for the interim analysis in its 80 patient confirmatory Phase 3 double-blind, placebo-controlled study evaluating HyBryteâ"¢ (sy ...

Core Viewpoint - Soligenix, Inc. is focused on advancing its late-stage biopharmaceutical pipeline, particularly in the treatment of rare diseases, with significant upcoming milestones and a strategic approach to resource allocation and potential partnerships [2][8]. Recent Accomplishments - The company announced the conclusion of the first Data Monitoring Committee (DMC) meeting for its Phase 3 study of HyBryte™, confirming no safety concerns and an acceptable safety profile consistent with prior studies [2][5]. - Soligenix expanded its Medical Advisory Board in Europe to enhance strategic guidance for the Phase 3 study of HyBryte™ [5]. - The company appointed Tomas J. Philipson, PhD, as a Strategic Advisor to leverage his extensive government relationships [5]. - The FDA granted orphan drug designation to dusquetide for the treatment of Behçet's Disease based on positive Phase 2a results [5]. Financial Results - For the quarter ended September 30, 2025, Soligenix reported no revenue, with a net loss of $2.5 million, or ($0.58) per share, compared to a net loss of $1.7 million, or ($0.78) per share for the same period in 2024 [4][5]. - Research and development expenses increased to $1.6 million from $1.0 million year-over-year, primarily due to costs associated with the Phase 3 CTCL trial [6]. - General and administrative expenses were $1.0 million, slightly up from $0.9 million in the previous year [7]. - The company's cash position was approximately $10.5 million as of September 30, 2025, providing sufficient operating runway through 2026 [2][7].

Core Insights - Soligenix, Inc. is advancing the Phase 3 clinical development of HyBryte™ (synthetic hypericin) for the treatment of cutaneous T-cell lymphoma (CTCL), a rare form of non-Hodgkin's lymphoma [1][20] - The company has updated its Medical Advisory Board (MAB) to include key opinion leaders in CTCL to provide strategic guidance as it progresses with clinical studies and regulatory interactions [2][3] Company Overview - Soligenix is a late-stage biopharmaceutical company focused on developing products for rare diseases with unmet medical needs, including HyBryte™ for CTCL [20] - The company is also developing other products, including SGX302 for psoriasis and dusquetide (SGX942) for inflammatory diseases [20][21] Clinical Development - The FLASH Phase 3 trial enrolled 169 patients with Stage IA, IB, or IIA CTCL, demonstrating a 16% response rate for HyBryte™ compared to 4% for placebo in the first treatment cycle [10] - In the second treatment cycle, a 40% response rate was observed among patients receiving 12 weeks of HyBryte™ treatment, significantly higher than the placebo group [11] - The third optional treatment cycle showed that 49% of patients who received HyBryte™ throughout all cycles demonstrated a positive treatment response [12] Safety and Efficacy - HyBryte™ is noted for its safety profile, as it is not associated with DNA damage, making it a safer alternative to current therapies that have significant side effects [13] - The treatment has received orphan drug and fast track designations from the FDA, indicating its potential for addressing unmet medical needs [9][16] Regulatory Pathway - Following the first Phase 3 study, both the FDA and EMA require a second successful Phase 3 trial for marketing approval, which is currently ongoing [14] - The FLASH2 study aims to replicate the successful design of the first trial while extending the treatment duration to 18 weeks [14] Market Potential - CTCL affects approximately 31,000 individuals in the U.S. and 38,000 in Europe, with around 3,200 and 3,800 new cases annually, respectively [19] - The company anticipates accelerated enrollment in the FLASH2 study due to its engagement with the CTCL community and previous trial experiences [14]

Core Insights - The article highlights significant advancements in clinical trials for biotech and medical tech companies, particularly focusing on Aethlon Medical, Envoy Medical, Soligenix, and MBX Biosciences, showcasing their recent progress and milestones in the sector [3][4]. Aethlon Medical, Inc. - Aethlon Medical is conducting an ongoing oncology clinical trial in Australia, evaluating the Hemopurifier in cancer patients unresponsive to anti-PD-1 therapy, with preliminary observations showing encouraging changes in extracellular vesicles (EVs), microRNAs, and lymphocyte counts after treatment [5][7]. - In the initial cohort of three patients, decreases in seven out of ten examined microRNAs were noted, indicating potential effects on cancer growth and metastasis [6][8]. - The study's small sample size limits the ability to draw definitive conclusions about clinical efficacy or dose response, with further data needed from subsequent cohorts [11][12]. Envoy Medical, Inc. - Envoy Medical received FDA approval to expand its pivotal clinical trial for the Acclaim® cochlear implant, based on promising data from the first ten patients, allowing for a shortened timeline to commercialization by three to six months [13][14]. - The initial trial phase showed no serious adverse events, and the data indicated that the Acclaim® cochlear implant can achieve effectiveness for its intended use [16]. Soligenix, Inc. - Soligenix's confirmatory Phase 3 study for HyBryte™ in treating cutaneous T-cell lymphoma (CTCL) has concluded its first Data Monitoring Committee meeting, confirming no safety concerns and an acceptable safety profile consistent with prior studies [17][18]. - The company anticipates providing updates on enrollment progress and response rates before year-end, with topline results expected in the second half of 2026 [19]. MBX Biosciences, Inc. - MBX Biosciences announced that its once-weekly canvuparatide achieved the primary endpoint with statistical significance in its Phase 2 Avail™ trial for chronic hypoparathyroidism, with 63% of treated patients meeting the primary composite endpoint [21][22]. - The company plans to initiate a Phase 3 clinical trial in 2026, building on the positive results from the Phase 2 trial, which demonstrated the potential for canvuparatide to become a best-in-class treatment for hypoparathyroidism [23][24].

Core Insights - Soligenix, Inc. is progressing with its confirmatory Phase 3 FLASH2 study for HyBryte™ in treating cutaneous T-cell lymphoma (CTCL), with no safety concerns reported by the Data Monitoring Committee [1][2] - The study aims to enroll approximately 80 patients and is on track for an enrollment update in Q4 2025, with an interim efficacy analysis expected in the first half of 2026 [1][2] Company Overview - Soligenix is a late-stage biopharmaceutical company focused on developing treatments for rare diseases with unmet medical needs, particularly through its Specialized BioTherapeutics segment [15] - The company is also involved in developing other products, including treatments for psoriasis and inflammatory diseases [15][16] Product Details - HyBryte™ (SGX301) is a novel photodynamic therapy using synthetic hypericin, activated by visible light, which has shown promising efficacy and safety in previous studies [3][4] - The FLASH2 study builds on the previous successful Phase 3 FLASH study, which demonstrated a 49% treatment response rate in patients completing 18 weeks of therapy [5][9] Clinical Study Design - FLASH2 is a randomized, double-blind, placebo-controlled, multicenter study that extends the treatment duration to 18 weeks without breaks, aiming to provide a more realistic assessment of HyBryte™'s efficacy [2][10] - The primary endpoint assessment will occur at the end of the 18-week treatment period, with the study replicating key design components from the first FLASH study [9][10] Regulatory Status - HyBryte™ has received orphan drug and fast track designations from the FDA, indicating its potential for expedited review due to the rarity of CTCL [4][12] - The FDA and EMA have indicated that a second successful Phase 3 trial is necessary for marketing approval, which the FLASH2 study aims to fulfill [9][10] Market Context - CTCL is a rare form of non-Hodgkin's lymphoma, affecting approximately 31,000 individuals in the U.S. and 38,000 in Europe, with limited treatment options available [13][14] - The safety profile of HyBryte™ is a significant advantage, as it avoids the risks associated with traditional therapies that can lead to severe side effects, including secondary malignancies [8][12]

Core Insights - Soligenix, Inc. has appointed Dr. Tomas J. Philipson as a Strategic Advisor, bringing extensive experience in U.S. economic and healthcare policy to the company [1][2][3] - The company is advancing its lead product candidate, HyBryte, which is currently in a confirmatory Phase 3 clinical trial for the treatment of cutaneous T-cell lymphoma (CTCL) [3][9] Company Overview - Soligenix is a late-stage biopharmaceutical company focused on developing and commercializing products for rare diseases with unmet medical needs [15] - The company’s Specialized BioTherapeutics segment is working on HyBryte, a novel photodynamic therapy utilizing synthetic hypericin for CTCL treatment [15] Product Details - HyBryte (SGX301) is a first-in-class photodynamic therapy that uses safe, visible light for activation, targeting malignant T-cells in skin lesions [4] - The treatment has shown significant efficacy in clinical trials, with a 16% response rate in the first treatment cycle compared to 4% in the placebo group [5] - In the second treatment cycle, a 40% response rate was observed among patients receiving 12 weeks of HyBryte treatment [6] Clinical Trials - The first Phase 3 FLASH trial enrolled 169 patients, demonstrating statistically significant improvements in lesion reduction [5] - A second confirmatory Phase 3 trial, FLASH2, is expected to begin before the end of 2024, aiming to replicate the successful design of the first trial [9][10] - The FDA has awarded a $2.6 million Orphan Products Development grant to support an investigator-initiated study of HyBryte for early-stage CTCL [12] Market Context - CTCL is a rare form of non-Hodgkin's lymphoma affecting approximately 31,000 individuals in the U.S. and 38,000 in Europe, with no current cure available [14][13] - The safety profile of HyBryte is a significant advantage, as it is not associated with DNA damage, unlike many existing therapies [8]

Core Insights - Soligenix, Inc. is focused on developing and commercializing products for rare diseases with unmet medical needs, with a promising late-stage pipeline and potential strategic options including partnerships and M&A opportunities [1][3] Financial Overview - The company has sufficient capital and cash runway to meet its goals into Q1 2026, with expected peak annual net sales of HyBryte™ in the U.S. exceeding $90 million and a total addressable worldwide CTCL market estimated at over $250 million annually [2][13] - The total addressable worldwide psoriasis market opportunity with SGX302 is estimated to exceed $1 billion annually, while SGX945 in Behçet's Disease (BD) has a market opportunity of approximately $200 million annually, leading to potential global annual sales of around $2 billion [2][11] Clinical Development - The confirmatory Phase 3 FLASH2 study for HyBryte™ is ongoing, with top-line results expected in the second half of 2026, and enrollment is on track [4][5] - The ongoing Phase 2a study of SGX302 in mild-to-moderate psoriasis has shown promising results, with previous cohorts demonstrating biologic activity and early clinical success [7][10] - A pilot Phase 2a proof of concept clinical trial for SGX945 in Behçet's Disease is expected to yield top-line results in Q3 2025 [11] Market Potential - Psoriasis affects approximately 60-125 million people globally, with the global treatment market valued at around $30 billion in 2023 and projected to reach $58-67 billion by 2030 [8][9] - Behçet's Disease is an orphan disease with around 18,000 known cases in the U.S. and 50,000 in Europe, impacting the quality of life for patients [12] Manufacturing and Partnerships - The company has successfully transferred the manufacturing of synthetic hypericin to a U.S. facility, optimizing the process for larger batch production [10] - Soligenix is actively pursuing partnerships in ex-U.S. markets to enhance its marketing authorizations for HyBryte™ and explore other potential cutaneous indications [6][14]

Core Viewpoint - Soligenix, Inc. has successfully completed the transfer of synthetic hypericin active ingredient manufacturing to the U.S., optimizing a scalable production process for its topical drug products HyBryte™ and SGX302, aimed at treating cutaneous T-cell lymphoma (CTCL) and psoriasis respectively [1][2]. Company Overview - Soligenix is a late-stage biopharmaceutical company focused on developing products for rare diseases with unmet medical needs, particularly HyBryte™ for CTCL and SGX302 for psoriasis [15]. - The company is advancing its clinical programs and aims for potential commercialization worldwide following successful clinical trials [2][15]. Product Details - HyBryte™ is a first-in-class photodynamic therapy using synthetic hypericin, which is activated by safe visible light, targeting malignant T-cells in skin lesions [3]. - The treatment has shown significant anti-proliferative effects and has received orphan drug and fast track designations from the FDA and EMA [3][8]. Clinical Trial Results - The Phase 3 FLASH trial enrolled 169 patients, demonstrating a 16% response rate for HyBryte™ compared to 4% for placebo in the first treatment cycle [4]. - In the second treatment cycle, a 40% response rate was observed among patients receiving 12 weeks of HyBryte™ treatment [5]. - The third optional treatment cycle showed that 49% of patients who received HyBryte™ throughout all cycles had a positive treatment response [7]. Future Development - A second Phase 3 trial, FLASH2, is expected to begin before the end of 2024, replicating the successful design of the first trial with an extended treatment duration [9]. - The FDA has indicated that a longer duration comparative study may be preferred, and discussions are ongoing to address their feedback [9]. Financial Support - The FDA awarded a $2.6 million Orphan Products Development grant to support an investigator-initiated study evaluating HyBryte™ for expanded treatment in early-stage CTCL patients [11].

Core Insights - Soligenix, Inc. is advancing HyBryte™ (synthetic hypericin) as a potential new therapy for early-stage cutaneous T-cell lymphoma (CTCL), specifically targeting mycosis fungoides (MF), the most common form of CTCL [1][7] - The company emphasizes the urgent need for safer and more effective therapies for CTCL, as there has not been a new FDA-approved skin-directed therapy in over 10 years [3][4] Company Overview - Soligenix is a late-stage biopharmaceutical company focused on developing products for rare diseases with unmet medical needs, including HyBryte™ for CTCL and other therapeutic programs [7] - The company is also involved in vaccine development for biodefense and infectious diseases, supported by government funding [8] Clinical Development - Dr. Ellen Kim, the Lead Principal Investigator, highlighted the promising clinical results from ongoing Phase 3 FLASH studies, noting that participants have experienced positive outcomes with no serious adverse events leading to dropouts [3][4] - HyBryte™ operates through a unique mechanism that does not damage DNA, theoretically reducing the risk of skin cancer compared to traditional phototherapy [4] Research and Future Directions - Dr. Kim expressed excitement about the open enrollment in HyBryte™ clinical trials, emphasizing the critical role of patient participation in advancing new therapies [6] - The company aims to seek regulatory approvals for HyBryte™ following the successful completion of its second Phase 3 study [7]

Core Insights - The interim results from an FDA-funded study indicate that HyBryte™ shows a rapid response and strong safety profile in treating early-stage cutaneous T-cell lymphoma (CTCL), with 75% of patients achieving "Treatment Success" after 18 weeks of treatment [1][2][3] Company Overview - Soligenix, Inc. is a late-stage biopharmaceutical company focused on developing products for rare diseases with unmet medical needs, particularly in the area of CTCL [16][17] - The company is advancing HyBryte™ (SGX301), a novel photodynamic therapy utilizing synthetic hypericin, which has received orphan drug and fast track designations from the FDA [5][11] Study Details - The ongoing open-label, investigator-initiated study (IIS) has enrolled nine patients, with six out of eight evaluable patients achieving a predefined "Treatment Success" [2][3] - The study is designed to evaluate the efficacy of HyBryte™ over a treatment period of up to 54 weeks, with a focus on the cumulative mCAILS score [4][12] Treatment Efficacy - In the first Phase 3 FLASH study, HyBryte™ demonstrated a 16% response rate for at least a 50% reduction in lesions compared to 4% in the placebo group, indicating significant efficacy [6][7] - The second open-label treatment cycle showed a 40% response rate among patients treated for 12 weeks, further supporting the efficacy of extended treatment [7][8] Safety Profile - HyBryte™ has been reported to have a benign safety profile, with no significant systemic absorption and a mechanism of action that avoids DNA damage, making it a safer alternative to current therapies [9][10] - The treatment has been well tolerated across multiple cycles, with 66% of patients opting to continue treatment in the optional safety cycle [8][9] Future Developments - A confirmatory Phase 3 study, FLASH2, is expected to begin before the end of 2024, aiming to replicate the successful design of the first FLASH study and enroll approximately 80 subjects [11][12] - The study will assess the efficacy of HyBryte™ over an extended 18-week treatment period, with ongoing discussions with the FDA regarding study design [11][12] Financial Support - The FDA has awarded a grant of up to $2.6 million to support the investigator-initiated study evaluating HyBryte™ for expanded treatment options, including home use [13]