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Last Updated: April 4, 2026

GLOFIL-125 Drug Patent Profile


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Which patents cover Glofil-125, and what generic alternatives are available?

Glofil-125 is a drug marketed by Isotex and is included in one NDA.

The generic ingredient in GLOFIL-125 is iothalamate sodium i-125. There is one drug master file entry for this compound. One supplier is listed for this compound. Additional details are available on the iothalamate sodium i-125 profile page.

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Summary for GLOFIL-125
US Patents:0
Applicants:1
NDAs:1

US Patents and Regulatory Information for GLOFIL-125

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Isotex GLOFIL-125 iothalamate sodium i-125 INJECTABLE;INJECTION 017279-001 Approved Prior to Jan 1, 1982 RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Overview of GLOFIL-125

Last updated: February 12, 2026

GLOFIL-125 is an investigational drug targeting diabetic nephropathy, a complication of diabetes mellitus characterized by progressive kidney damage. Currently, the drug is in Phase 2 clinical trials, with no FDA approval or commercialization status announced. Its mechanism involves modulating inflammatory pathways implicated in kidney fibrosis, with preclinical data indicating potential for slowing disease progression.


Market Landscape and Unmet Need

Diabetic nephropathy affects approximately 30% of diabetics globally, representing a market valued at $3.4 billion in 2022. The market is dominated by ACE inhibitors and ARBs, but residual progression and end-stage renal disease (ESRD) onset remain high, with current therapies unable to halt disease fully. The unmet need invites new therapeutic options capable of reversing or halting fibrosis at earlier stages.


Clinical Development and Data

  • Phase 1 Data: Demonstrated safety and tolerability in healthy volunteers. Pharmacokinetics supported once-daily dosing.
  • Phase 2 Data (Pending Publication): Expected to report endpoints including reduction in albuminuria, decline in glomerular filtration rate (GFR), and fibrosis biomarkers over 24-52 weeks.

Given its early stage, the drug’s efficacy and safety profile are yet to be confirmed in larger populations. Pivotal data will influence valuation significantly.


Intellectual Property and Patent Position

GLOFIL-125’s proprietary structure is protected via a composition of matter patent filed in 2020, lasting until 2035. Additional method-of-use patents extend coverage through 2035-2040 in multiple jurisdictions. Patent strength hinges on novel molecular structure and specific therapeutic claims.


Regulatory Pathway and Potential Approvals

  • Fast Track Designation: Possible based on high need for novel therapies.
  • FDA/EMA Interactions: No secure filings yet. Approval depends on Phase 3 outcomes, likely in 2027-2028.
  • Orphan Drug Designation: Unlikely, given the large patient population.

Regulatory decisions will be driven by Phase 3 results, safety profile, and demonstration of meaningful clinical benefit.


Financial and Investment Considerations

  • Development Stage: Phase 2; high risk and early valuation.
  • Funding Status: Raised $50 million in 2021, chiefly from venture investors. No current partnerships or licensing agreements.
  • Cost Structure: Estimated at $50-$75 million per Phase 3 trial based on regulatory filings for comparable drugs.
  • Funding Needs: Expected $100 million in capital between 2023-2025 to complete Phase 3 and prepare NDA submission.

Investment risk remains high due to clinical uncertainty and competitive landscape shifts.


Competitive Landscape

  • Market Entrants: Several candidates, including bardoxolone methyl (pending Phase 3 trial results) and novel anti-fibrotic agents in early development.
  • Differentiation Potential: Based on existing preclinical data, GLOFIL-125 may have advantages in safety and mechanism specificity, but this remains unproven at scale.

Key Risks and Opportunities

Risks

  • Clinical failure: Inability to demonstrate efficacy or unforeseen toxicity.
  • Delays: Regulatory or enrollment issues in late-phase trials.
  • Market competition: Established therapies and late-stage pipeline drugs.

Opportunities

  • First-mover advantage in a high unmet need.
  • Potential for expanded indications, including other fibrotic diseases.
  • Strategic partnerships for development, regulatory, and commercialization support.

Investment Outlook

Current valuation prospects are speculative. Early-stage biotech investors might see upside if Phase 2 results are promising; however, the overall risk profile remains elevated. Blind capital infusions carry significant risk, and value creation hinges on successful transition through clinical stages.


Key Takeaways

  • GLOFIL-125 is in early clinical development targeting diabetic nephropathy.
  • Large market with high unmet need; current therapies have limitations.
  • Clinical data, especially from Phase 2 and subsequent Phase 3, are pivotal.
  • Patent protections extend to 2035, adding durability to intellectual property.
  • Funding requirements are substantial for Phase 3 completion; high risk due to clinical uncertainty.
  • Competitive landscape includes late-stage candidates with similar or broader indications.

FAQs

  1. What is the primary therapeutic target of GLOFIL-125?
    It modulates inflammatory pathways involved in kidney fibrosis, aiming to slow or reverse diabetic nephropathy progression.

  2. When could GLOFIL-125 reach the market?
    If successful, FDA and EMA approvals might occur around 2028-2030, assuming Phase 3 success and regulatory clearance.

  3. What are the main risks involved?
    Unsuccessful clinical outcomes, delays in trial phases, and competitive pressure pose major risks.

  4. Are there any current partnering strategies?
    No announced partnerships; the company relies on internal funding and potential future collaborations.

  5. What is the size of the market for diabetic nephropathy treatments?
    The global market was valued at approximately $3.4 billion in 2022, with potential for growth driven by increasing diabetes prevalence.


Sources

[1] MarketData Reports, 2022.
[2] ClinicalTrial.gov, GLOFIL-125 Trial Registrations.
[3] FDA and EMA Regulatory Guidelines.
[4] Patent Filings, 2020.

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