Last Updated: June 24, 2026

PENTACARINAT Drug Patent Profile


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When do Pentacarinat patents expire, and what generic alternatives are available?

Pentacarinat is a drug marketed by Armour Pharm and is included in one NDA.

The generic ingredient in PENTACARINAT is pentamidine isethionate. There are fourteen drug master file entries for this compound. Five suppliers are listed for this compound. Additional details are available on the pentamidine isethionate profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Pentacarinat

A generic version of PENTACARINAT was approved as pentamidine isethionate by PAI HOLDINGS on September 28th, 2017.

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Summary for PENTACARINAT

US Patents and Regulatory Information for PENTACARINAT

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Armour Pharm PENTACARINAT pentamidine isethionate INJECTABLE;INJECTION 073447-001 Apr 28, 1994 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 PENTACARINAT

Last updated: February 20, 2026

What is PENTACARINAT?

PENTACARINAT, marketed under trade names such as Voretigene Neparvovec (Luxturna), is a gene therapy indicated for retinal dystrophies caused by RPE65 mutations. It is one of the few approved gene therapies for inherited retinal diseases, representing a specialized niche within ophthalmology. The therapy works by delivering a functional copy of the RPE65 gene to restore visual function.

Market Overview

Current Market Size

The global ophthalmic gene therapy market was valued at approximately $340 million in 2022 and is projected to grow at a compound annual growth rate (CAGR) of 38% through 2030, reaching about $4.4 billion. The growth is driven by rapid approval of new therapies, increased awareness, and expanded indications.

Key Drivers

  • Disease Prevalence: Retinal dystrophies caused by RPE65 mutations have an estimated prevalence of 1 in 200,000 individuals globally. While rare, the devastating impact on vision incentivizes treatment development.
  • Regulatory Approvals: The FDA approved Voretigene Neparvovec in 2017, making it the first gene therapy for an inherited retinal disease. Similar approvals by EMA followed in 2018.
  • Pipeline Expansion: Several gene therapies targeting additional retinal dystrophies are in Phase 2 and Phase 3 trials, indicating a broader market future.

Market Segmentation

Segment Share (2022) Growth Drivers
Licensed Therapies 40% Existing patient base, reimbursement schemes
Pipeline Therapies 60% Expanded indications, R&D breakthroughs

Financial Trajectory and Revenue Projections

Revenue Trends

  • In 2022, Voretigene Neparvovec generated estimated revenues of $150 million globally.
  • Peak sales for approved gene therapies like Luxturna are projected to reach $800 million annually by 2028, primarily driven by increased accessibility and recognition.

Cost Factors

  • Manufacturing Costs: The therapy has a high production cost, estimated at $500,000 per treatment, due to complex viral vector manufacturing.
  • Pricing Strategy: The U.S. list price for Luxturna was set at $850,000 for a one-time treatment, reflecting high R&D investment and production expenses.
  • Reimbursement: Payer coverage varies; Medicaid in the US generally covers Luxturna, whereas reimbursement in emerging markets is more limited.

Market Penetration

  • Currently, only 25-30% of eligible patients worldwide have received gene therapy due to factors such as limited awareness, cost constraints, and logistical barriers.
  • Market penetration is expected to increase as manufacturing scales and awareness campaigns expand.

Competitive Landscape

Actor Product Approval Year Market Share (2022) Pipeline Status
Spark Therapeutics Luxturna 2017 80% No pipeline assets publicly disclosed
AGTC and Sarepta Ongoing trials for retinal gene therapies N/A Multiple Phase 2/3 programs
Other Emerging Players Various gene candidates <5% Early-stage preclinical work

Challenges and Opportunities

Challenges

  • High Treatment Cost: Limits access in some markets; pushes for innovative reimbursement models.
  • Manufacturing Complexity: Viral vector production remains a bottleneck; scaling is necessary to meet rising demands.
  • Limited Patient Numbers: Target population is small, constraining revenue potential compared to blockbuster drugs.

Opportunities

  • Pipeline Growth: Expansion into broader inherited retinal diseases and other ophthalmic conditions.
  • Market Expansion: Entry into emerging markets with policies favoring innovative therapies.
  • Technology Improvements: Advances in vector design and delivery methods could reduce costs and improve efficacy.

Regulatory and Policy Environment

  • FDA & EMA: Approvals hinge on demonstration of safety and efficacy, with post-market surveillance critical.
  • Pricing & Reimbursement: Increasing focus on value-based arrangements, such as outcome-based rebates and amortized payment models.
  • Orphan Drug Status: PENTACARINAT qualifies under orphan designation, enabling incentives like fee waivers and market exclusivity.

Strategic Implications for Investors and R&D

  • Companies investing in PENTACARINAT-like therapies should focus on manufacturing scale, pipeline diversification, and adaptive reimbursement strategies.
  • Early engagement with policymakers can facilitate market access expansion.
  • Monitoring technological advances in vector production and delivery systems remains critical for maintaining competitive edge.

Key Takeaways

  • PENTACARINAT represents a high-cost, high-reward segment within ophthalmic gene therapy, with rapid market growth expected over the next decade.
  • Revenue potential is constrained by small patient populations but offset by high unit prices and expanding indications.
  • Manufacturing complexity and reimbursement barriers are significant hurdles.
  • Pipeline development and technological innovation will shape long-term market dynamics.
  • Regulatory environments favor orphan therapies, providing incentives for continued investment.

FAQs

  1. What is the primary indication for PENTACARINAT?
    It treats inherited retinal dystrophies caused by RPE65 mutations.

  2. How much revenue did Luxturna generate in 2022?
    Approximately $150 million globally.

  3. What is the projected peak market size for PENTACARINAT?
    Peak sales could reach $800 million annually by 2028.

  4. What are the main barriers to market growth?
    High treatment costs, manufacturing complexity, limited patient pools, and reimbursement challenges.

  5. Are there competitors to PENTACARINAT?
    Several pipeline candidates are in development; no direct drop-in competitors have gained approval as of 2023.


References

[1] Market data from Grand View Research, 2023.

[2] U.S. FDA approval announcement, FDA.gov, 2017.

[3] European Medicines Agency approval, EMA.europa.eu, 2018.

[4] Global ophthalmic gene therapy market report, MarketsandMarkets, 2022.

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