Adagene Receives FDA Fast Track Designation for Muzastotug
Adagene (ADAG) announced that the U.S. Food and Drug Administration, FDA, has designated muzastotug, in combination with Merck's (MRK) anti-PD-1 therapy, KEYTRUDA, as a Fast Track product for adult patients with microsatellite stable metastatic colorectal cancer, MSS mCRC, without current or active liver metastases. Muzastotug is a next-generation masked anti-CTLA-4 SAFEbody engineered to overcome CTLA-4-mediated Treg resistance in tumors with enhanced safety and efficacy, delivering a therapeutic index beyond the reach of existing CTLA-4 therapies.
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- Investor Meeting Schedule: Adagene's Chief Strategy Officer, Mickael Chane-Du, will participate in one-on-one investor meetings at the Oppenheimer and Leerink Global Healthcare Conferences on February 25 and March 9, 2026, respectively, showcasing the company's latest advancements in antibody therapies to attract potential investors and bolster market confidence.
- Webcast Availability: The presentations will be accessible via webcast on Adagene's website for at least 30 days, ensuring that investors who cannot attend live can still access critical information, thereby enhancing the company's transparency and investor relations.
- Clinical Research Progress: Adagene's lead clinical program, muzastotug (ADG126), is currently in Phase 1b/2 studies focusing on microsatellite stable metastatic colorectal cancer and has received FDA Fast Track designation, demonstrating the company's innovative potential and competitive edge in cancer immunotherapy.
- Platform Technology Advantage: Adagene's SAFEbody technology addresses safety and tolerability challenges associated with antibody therapies through precision masking, allowing for tumor-specific targeting while minimizing toxicity to healthy tissues, showcasing its broad applicability in antibody-based therapeutic modalities.
FDA Fast Track Designation: Adagene Inc. received Fast Track designation from the FDA for its immuno-oncology candidate, muzastotug, in combination with Merck’s Keytruda for treating microsatellite-stable metastatic colorectal cancer, leading to a 13.8% surge in ADAG shares.
Clinical Development: Muzastotug, developed using SAFEbody masking technology, shows promising efficacy and safety in ongoing clinical trials, with plans for a phase III study to begin in 2027.
Market Performance: Despite the recent positive news, ADAG shares have declined 6.9% over the past year, contrasting with a 16.3% rise in the industry.
Comparative Stock Analysis: Other biotech stocks like ANI Pharmaceuticals, CorMedix, and Castle Biosciences have shown strong performance and earnings growth, with Zacks Rank #1 ratings, indicating potential investment opportunities.

- FDA Fast Track Designation: Adagene's muzastotug, in combination with Merck's KEYTRUDA®, has received Fast Track designation from the FDA, aimed at providing a more effective treatment option for MSS colorectal cancer patients without liver metastases, marking a significant advancement for the company in the oncology field.
- Clinical Trial Design Confirmation: The FDA has confirmed Adagene's randomized Phase 2 and Phase 3 trial designs, which will enroll late-line MSS CRC patients, further validating the efficacy and safety of muzastotug and reinforcing the company's leadership in cancer immunotherapy.
- Enhanced Efficacy and Safety: Muzastotug employs advanced SAFEbody® technology to improve efficacy while reducing systemic toxicity, with clinical evidence showing promising efficacy and tolerability in heavily pretreated patients, potentially reshaping existing treatment paradigms.
- Future Development Plans: Adagene plans to initiate its registration trial in 2027 and will share updated Phase 1b/2 clinical data in the coming months, demonstrating the company's ongoing innovation and market potential in the oncology treatment landscape.

- FDA Fast Track Designation: Adagene's muzastotug, in combination with Merck's KEYTRUDA®, has received FDA Fast Track designation, aimed at providing a more effective treatment option for MSS colorectal cancer patients without liver metastases, marking a significant advancement for the company in the oncology field.
- Clinical Data Support: Preliminary clinical evidence shows muzastotug demonstrates promising efficacy and safety in heavily pretreated patients, potentially offering extended survival opportunities and reshaping existing treatment paradigms, thereby enhancing the company's competitive position in the biopharmaceutical market.
- Future Trial Design: Adagene plans to initiate a registration trial in 2027, with Phase 2 and Phase 3 designs confirmed by the FDA, ensuring scientific rigor and effectiveness in clinical trials, paving the way for future drug approvals.
- Innovative Technology Potential: Muzastotug employs Adagene's SAFEbody® technology to reduce systemic toxicity while enhancing antitumor potency, showcasing the company's innovative capabilities in antibody therapies and potentially providing new directions for future treatment options.
FDA Fast Track Designation: Adagene Inc. announced that the FDA has granted Fast Track designation to muzastotug, in combination with Merck's KEYTRUDA, for treating adult patients with microsatellite stable metastatic colorectal cancer without active liver metastases.
Clinical Development Plans: The Fast Track designation allows for more frequent interactions with the FDA and may enable a rolling review of future marketing applications as Adagene progresses with its ongoing Phase 2 trial and prepares for a registration trial set to begin in 2027.
CEO's Statement: Peter Luo, CEO of Adagene, expressed optimism about the potential of muzastotug combined with pembrolizumab to improve patient outcomes, highlighting the upcoming release of updated clinical data.
Market Reaction: Following the announcement, shares of Adagene rose by 16%, reaching $1.95 in pre-market trading.
Adagene's Fast Track Designation: Adagene's stock rose approximately 11% after the FDA granted Fast Track status for its experimental drug muzastotug, which is being combined with Merck's Keytruda for treating metastatic colorectal cancer.
Palvella Therapeutics' Fast Track Designation: Palvella Therapeutics also saw a positive market response as the FDA awarded Fast Track status to its lead drug Qtorin rapamycin, aimed at treating angiokeratomas, a skin condition lacking approved therapies.
Benefits of Fast Track Designation: The FDA's Fast Track designation allows for expedited development and review of drugs addressing serious conditions with unmet needs, facilitating more frequent communication between developers and the FDA.
Potential for Accelerated Approval: Companies with Fast Track designations may qualify for accelerated approval and priority review, which can significantly speed up their market entry.








