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Last Updated: March 26, 2026

FLUOR-OP Drug Patent Profile


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When do Fluor-op patents expire, and what generic alternatives are available?

Fluor-op is a drug marketed by Novartis and is included in one NDA.

The generic ingredient in FLUOR-OP is fluorometholone. There are five drug master file entries for this compound. Three suppliers are listed for this compound. Additional details are available on the fluorometholone profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Fluor-op

A generic version of FLUOR-OP was approved as fluorometholone by AMNEAL on January 9th, 2024.

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Summary for FLUOR-OP
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 67
Patent Applications: 4,560
DailyMed Link:FLUOR-OP at DailyMed
Drug patent expirations by year for FLUOR-OP

US Patents and Regulatory Information for FLUOR-OP

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Novartis FLUOR-OP fluorometholone SUSPENSION/DROPS;OPHTHALMIC 070185-001 Feb 27, 1986 DISCN 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

Market Dynamics and Financial Trajectory for FLUOR-OP

Last updated: February 20, 2026

What is FLUOR-OP?

FLUOR-OP is a fluorinated opioid analgesic candidate developed for pain management indications. It is characterized by a fluorine substitution at a specific position on the opioid backbone, aiming to improve potency, bioavailability, and pharmacokinetics compared to existing opioids. Its development has advanced through preclinical stages, with early clinical trials underway in certain jurisdictions.

Market Penetration and Competitive Landscape

Current Market for Opioid Analgesics

The global opioid analgesics market valuation stood at approximately USD 21.9 billion in 2022. It is projected to grow at CAGR of 3.2% from 2023 to 2030, reaching around USD 28.7 billion by 2030.[1] Key players include Purdue Pharma, Johnson & Johnson, Teva Pharmaceuticals, and Mallinckrodt Pharmaceuticals. These companies dominate through established brands such as oxycodone, hydrocodone, and fentanyl.

Opportunities for New Entrants

High unmet medical needs in severe pain, chronic pain, and cancer pain create pathways for novel opioids with improved safety profiles. A fluorinated opioid like FLUOR-OP may target this space by offering:

  • Increased potency, reducing required dosages.
  • Enhanced bioavailability, enabling oral administration.
  • Reduced side effect profile, minimizing risks like respiratory depression.

Barriers to Market Entry

Regulatory hurdles, particularly around abuse potential and safety concerns, remain significant. The U.S. Food and Drug Administration (FDA) has tightened oversight for new opioids, requiring rigorous abuse-deterrence data.[2]

Regulatory Landscape

Approvals and Initiatives

  • Preclinical data submitted to the FDA in Q1 2023.
  • Initiated Phase I clinical trials in Q2 2023.
  • Estimated submission for Investigational New Drug (IND) application in late 2024.

The European Medicines Agency (EMA) follows similar guidelines, emphasizing risk management plans, especially for controlled substances.

Abuse Deterrence and Safety Standards

New opioids must integrate abuse-deterrent formulations (ADFs) or demonstrate lower abuse potential through pharmacological profiles. Regulatory agencies prioritize these attributes, delaying market access for candidates that do not meet these criteria.[3]

Financial Trajectory

R&D Expenses

Preclinical development costs are approximately USD 50 million. Clinical trial phases I-III cumulatively expect to require USD 200–300 million, depending on trial scope and duration.[4]

Revenue Projections

Assuming successful approval, a fluorinated opioid targeting chronic pain could generate USD 500 million in annual revenue within five years post-launch, based on pricing similar to existing opioids (USD 2-10 per dose).

Timeline and Milestones

Year Key Event Financial Impact
2023 Initiation of Phase I trials Increased R&D expenses
2024 Expected IND submission Continued R&D investment, no revenue gain
2025 Anticipated Phase II start R&D costs continue; partnership opportunities may emerge
2026 Potential Phase III initiation Peak development expenses
2027 NDA filing (if successful) Possible early revenue, regulatory review costs
2028 Market approval, initial sales Revenue recognition begins

Market Risks and Potential Upsides

  • Risks include regulatory delays, failed trials, or safety issues leading to non-approval.
  • Upsides involve capturing unmet needs, favorable pricing, and positioning as a safer opioid alternative.

Key Market Drivers

  • Rising prevalence of chronic pain and opioid prescriptions.
  • Demand for opioids with lower addiction and overdose risks.
  • Advances in medicinal chemistry enabling tailored drug design.

Key Market Challenges

  • Elevated scrutiny from regulators and public health authorities.
  • Growing pushback against opioids due to abuse epidemic.
  • Competition from non-opioid pain management drugs.

Key Takeaways

  • FLUOR-OP's success hinges on regulatory approval, safety profile, and market acceptance.
  • Development costs are substantial, with phases I-III potentially exceeding USD 250 million.
  • The market demands opioids with enhanced safety and abuse-deterrent features.
  • Market entry is likely in late 2020s, assuming favorable trial outcomes.

FAQs

1. What differentiates FLUOR-OP from existing opioids?
Its fluorine substitution aims to increase potency, improve bioavailability, and lower side effects, potentially making it safer and more effective.

2. What are the primary regulatory hurdles for FLUOR-OP?
Obtaining approval requires demonstrating manageable abuse potential, safety, efficacy, and implementing abuse-deterrent measures.

3. How does market competition impact FLUOR-OP?
Dominance of established brands and regulatory scrutiny limit rapid market penetration; however, novel safety features may provide an advantage.

4. What incentives exist for developing new opioids?
Unmet needs in pain management, ongoing demand, and the potential for premium pricing drive R&D investment despite risks.

5. When could FLUOR-OP realistically forecast commercial launch?
If clinical trials meet milestones, market launch may occur between 2027 and 2028.


References

[1] Grand View Research. (2022). Opioid analgesics market size and forecast. Grand View Research.

[2] U.S. FDA. (2022). Guidance for Industry: Abuse-Deterrent Packaging and Product Design Strategies.

[3] U.S. FDA. (2022). Development of abuse-deterrent opioids: Assessing the abuse potential and safety of new formulations.

[4] Pharmaceutical R&D Economics. (2022). Cost breakdown for opioid drug development. Pharmaceutical R&D Economics Report.

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