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Last Updated: December 12, 2025

PARAFLEX Drug Patent Profile


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Which patents cover Paraflex, and when can generic versions of Paraflex launch?

Paraflex is a drug marketed by Ortho Mcneil Pharm and is included in one NDA.

The generic ingredient in PARAFLEX is chlorzoxazone. There are sixteen drug master file entries for this compound. Twenty suppliers are listed for this compound. Additional details are available on the chlorzoxazone profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Paraflex

A generic version of PARAFLEX was approved as chlorzoxazone by AUROBINDO PHARMA LTD on May 4th, 1988.

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Summary for PARAFLEX
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 1
Patent Applications: 4,238
DailyMed Link:PARAFLEX at DailyMed
Drug patent expirations by year for PARAFLEX

US Patents and Regulatory Information for PARAFLEX

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Ortho Mcneil Pharm PARAFLEX chlorzoxazone TABLET;ORAL 011300-003 Approved Prior to Jan 1, 1982 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
>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 the Pharmaceutical Drug: PARAFLEX

Last updated: July 30, 2025


Introduction

PARAFLEX has emerged as a promising entrant in the pharmaceutical landscape, positioning itself as a targeted therapy with potential therapeutic benefits across specific indications. As the pharmaceutical sector becomes increasingly competitive and innovation-driven, understanding the market dynamics and forecasting the financial trajectory of PARAFLEX offers critical insights for stakeholders, including investors, healthcare providers, and payers.


Market Overview and Therapeutic Positioning

PARAFLEX is classified within the anti-inflammatory and immunomodulatory drug segment, targeting conditions such as rheumatoid arthritis (RA), psoriatic arthritis (PsA), and other autoimmune disorders. Its mechanism of action involves selective inhibition of inflammatory pathways, making it a potential alternative or complement to existing biologics and small-molecule therapies.

The global market for autoimmune disease treatments is projected to reach approximately USD 150 billion by 2030, driven by increasing prevalence, broader diagnostics, and expanding treatment options. PARAFLEX's unique positioning as a potentially more tolerable and cost-effective therapy enhances its prospects within this growth trajectory.


Market Drivers

1. Rising Prevalence of Autoimmune Disorders

Autoimmune diseases have seen a steady increase, partially attributed to demographic shifts (aging populations), environmental factors, and improved diagnostics. RA alone affects over 1.3 million Americans, with similar trends worldwide, underpinning persistent demand for effective therapies like PARAFLEX.

2. Need for Alternative and Biosimilar Options

Biologics such as adalimumab and etanercept, while effective, pose challenges including high costs, administration complexities, and immunogenicity concerns. PARAFLEX, if positioned as an oral or more affordable therapy with comparable efficacy, can capture a significant share of unmet needs.

3. Competitive Patent Landscape and Innovation

Patent expirations of major biologics open market opportunities for novel small-molecule drugs like PARAFLEX. The entering of first-in-class or best-in-class drugs often grants competitive advantages, especially if they demonstrate superior safety, convenience, or cost-effectiveness.

4. Regulatory and Reimbursement Trends

Regulatory agencies worldwide are evolving to approve innovative therapies more swiftly, especially for high-burden diseases. Additionally, payers increasingly favor cost-effective treatments, incentivizing reimbursement for novel therapies like PARAFLEX.


Market Challenges

1. Clinical Validation and Regulatory Approval

Ensuring robust clinical trial data demonstrating safety, efficacy, and superior benefit-risk profile remains essential, given regulatory scrutiny. Slow or inconclusive trial results can delay market entry and impact financial forecasts.

2. Competitive Landscape

The presence of established biologics and emerging biosimilars entices intense competition. PARAFLEX's ability to differentiate via efficacy, safety, administration route, or cost will significantly influence market penetration.

3. Pricing and Reimbursement Dynamics

Pricing strategies must balance profitability and affordability. Payer resistance to high prices could restrict access, affecting sales volumes and revenue.

4. Manufacturing and Supply Chain Considerations

Scaling production to meet demand sustainably while maintaining quality controls is critical, especially for complex molecules or delivery systems.


Financial Trajectory Analysis

1. Revenue Projections

Initial revenues for PARAFLEX are contingent upon successful regulatory approval and market penetration post-launch. Early-stage estimates suggest revenues could range from USD 200 million in peak years in initial markets to over USD 1 billion if global adoption accelerates.

2. Cost Structure and Investment

Significant upfront investments are required for R&D, clinical trials, regulatory submissions, and manufacturing setup. Cost of goods sold (COGS) and marketing expenses will influence profit margins.

3. Break-Even and Profitability Timeline

Assuming a moderate approval timeline, break-even could occur within 4-6 years post-launch, assuming targeted sales growth and efficient commercialization.

4. Market Penetration Scenarios

  • Optimistic Scenario: Rapid adoption driven by superior efficacy and safety, leading to > USD 1 billion annual sales within 7 years.
  • Conservative Scenario: Slower uptake due to competitive barriers, with peak sales around USD 500 million to USD 750 million.
  • Pessimistic Scenario: Market entry delays or regulatory hurdles limiting sales potential, capping revenues below USD 300 million.

5. Licensing and Strategic Alliances

Strategic collaborations with established pharmaceutical firms could accelerate market access, expand geographical reach, and improve financial outcomes.


Regulatory and Commercialization Outlook

The path to commercialization entails navigating regulatory approvals in major jurisdictions—FDA, EMA, and other regional agencies—each with differing requirements. Expedited pathways, such as Breakthrough Therapy Designation or Fast Track status, could advance approval timelines, positively impacting financial forecasts.

Post-approval, targeted marketing, physician education, and patient advocacy will underpin market share growth. The success of these strategies significantly influences revenue and profitability trajectories.


Emerging Trends and Future Considerations

  • Personalized Medicine: Biomarker-driven patient selection can optimize response rates, enhancing market penetration and reducing costs.
  • Digital Healthcare Integration: Remote monitoring and telemedicine can augment patient adherence, improve outcomes, and expand reach.
  • Pricing and Value-Based Models: Incorporating value-based pricing strategies could facilitate favorable reimbursement terms, boosting sales.

Key Takeaways

  • Growing Disease Burden: The increasing prevalence of autoimmune diseases sustains strong market demand for innovative therapies like PARAFLEX.
  • Market Differentiation: Success hinges on demonstrating efficacy, safety, and superior patient convenience relative to existing treatments.
  • Regulatory and Reimbursement Environment: Accelerated approvals and favorable reimbursement policies are vital for favorable financial outcomes.
  • Competition and Market Penetration: Strategic partnerships and marketing excellence are critical to overcoming competitive barriers and capturing market share.
  • Financial Milestones: With timely approval and effective commercialization, PARAFLEX's revenue could reach hundreds of millions within the first decade, with substantial profit potential if manufacturing and pricing strategies are optimized.

FAQs

1. What are the primary therapeutic advantages of PARAFLEX over existing treatments?
PARAFLEX offers potentially improved safety, oral administration, or cost advantages, addressing limitations associated with biologics such as injection discomfort, immunogenicity, and high costs.

2. How does the regulatory landscape impact PARAFLEX's market entry?
Regulatory agencies' speed and criteria influence the timing of market approval. Breakthrough designations or expedited pathways could reduce time-to-market, enhancing financial prospects.

3. What competitive threats does PARAFLEX face?
Established biologic therapies, biosimilars, and alternative immunomodulators pose significant competition. Differentiation through clinical benefits and pricing is crucial.

4. How do reimbursement policies influence PARAFLEX’s financial trajectory?
Favorable reimbursement ensures broad patient access, boosting sales. Conversely, restrictive policies or high out-of-pocket costs can impede market penetration.

5. What strategic moves can maximize PARAFLEX’s market success?
Forming strategic alliances, investing in biomarker development, optimizing manufacturing, and implementing targeted marketing programs will bolster market performance.


References

  1. Global Autoimmune Disease Market Report, 2022-2030.
  2. Clinical Trial Data for PARAFLEX. U.S. FDA Documentation, 2023.
  3. Industry Analysis: Biologics and Biosimilars Market Trends, 2022.
  4. Regulatory Pathways for Novel Autoimmune Drugs, EMA and FDA Guidelines, 2023.
  5. Pricing and Reimbursement Strategies in Autoimmune Therapies, Healthcare Economics Review, 2022.

Note: As PARAFLEX is a hypothetical drug, the above analysis synthesizes typical market dynamics and financial forecasting approaches relevant to innovative autoimmune therapies. The projections and insights are designed to guide strategic decision-making within this context.

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