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Last Updated: December 30, 2025

DUOPA Drug Patent Profile


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

Duopa is a drug marketed by Abbvie and is included in one NDA.

The generic ingredient in DUOPA is carbidopa; levodopa. There are eighteen drug master file entries for this compound. Thirty-six suppliers are listed for this compound. Additional details are available on the carbidopa; levodopa profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Duopa

A generic version of DUOPA was approved as carbidopa; levodopa by DR REDDYS LABS SA on August 28th, 1992.

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  • What is the 5 year forecast for DUOPA?
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Summary for DUOPA
US Patents:0
Applicants:1
NDAs:1
Finished Product Suppliers / Packagers: 1
Raw Ingredient (Bulk) Api Vendors: 7
Drug Prices: Drug price information for DUOPA
What excipients (inactive ingredients) are in DUOPA?DUOPA excipients list
DailyMed Link:DUOPA at DailyMed
Drug patent expirations by year for DUOPA
Drug Prices for DUOPA

See drug prices for DUOPA

Pharmacology for DUOPA

US Patents and Regulatory Information for DUOPA

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Abbvie DUOPA carbidopa; levodopa SUSPENSION;ENTERAL 203952-001 Jan 9, 2015 RX Yes Yes ⤷  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

EU/EMA Drug Approvals for DUOPA

Company Drugname Inn Product Number / Indication Status Generic Biosimilar Orphan Marketing Authorisation Marketing Refusal
Amneal Pharma Europe Ltd Numient levodopa, carbidopa EMEA/H/C/002611Symptomatic treatment of adult patients with Parkinson’s disease Withdrawn no no no 2015-11-19
>Company >Drugname >Inn >Product Number / Indication >Status >Generic >Biosimilar >Orphan >Marketing Authorisation >Marketing Refusal

Market Dynamics and Financial Trajectory for the Pharmaceutical Drug: DUOPA

Last updated: November 25, 2025

Introduction

DUOPA (levodopa-carbidopa intestinal gel) is an innovative therapeutic solution designed for advanced Parkinson’s disease management. Approved by the U.S. Food and Drug Administration (FDA) in 2015, DUOPA offers a novel continuous dopaminergic delivery method via a surgically implanted pump, addressing the fluctuations associated with oral levodopa therapies. This article analyzes the evolving market dynamics and projected financial trajectory of DUOPA, emphasizing key drivers, competitive forces, regulatory influences, and emerging trends shaping its commercial outlook.


Market Overview and Therapeutic Positioning

Parkinson’s disease affects approximately 1 million individuals in the United States and over 6 million globally, with prevalence forecasted to rise due to aging populations [1]. Current therapeutic strategies include oral levodopa, dopamine agonists, and surgical interventions like deep brain stimulation. However, motor fluctuations and dyskinesia often compromise quality of life, especially in advanced stages.

DUOPA addresses these challenges by providing a continuous infusion of levodopa, resulting in more stable plasma concentrations and improved motor control. Its targeted mechanism enhances quality of life, positioning it as a preferred option for patients with advanced symptoms refractory to oral medication.


Market Drivers Influencing DUOPA’s Commercial Trajectory

1. Growing Prevalence of Parkinson’s Disease

The aging global population drives increasing Parkinson’s prevalence. By 2040, cases are projected to double, expanding the potential patient pool for DUOPA [2]. This demographic trend supports sustained demand, particularly as clinicians seek therapies capable of mitigating advanced disease complications.

2. Advancements in Delivery Technology

DUOPA’s innovative pump-based delivery system marks a paradigm shift from traditional oral therapies. Its ability to maintain stable levodopa levels offers tangible clinical benefits, fueling clinician adoption and patient preference.

3. Clinical Efficacy and Safety Profile

Multiple studies affirm DUOPA’s efficacy in reducing “OFF” episodes and improving motor function, with a manageable safety profile. Real-world evidence underscores its role in comprehensive Parkinson’s management, especially for patients unresponsive to standard treatments [3].

4. Increasing Awareness and Physician Adoption

Educational initiatives and clinical guidelines are increasingly endorsing DUOPA, driving physician familiarity and prescribing rates. Strategic collaborations between manufacturers and healthcare providers further bolster market penetration.

5. Reimbursement and Pricing Dynamics

Reimbursement policies in developed markets influence accessibility and utilization. While DUOPA’s high manufacturing and procedural costs pose challenges, favorable insurance coverage and value-based care approaches promote its adoption.


Competitive Landscape and Market Challenges

1. Competition from Other Advanced Therapies

While DUOPA remains a leading option, alternative therapies such as deep brain stimulation (DBS) and newer oral formulations threaten market share. The emergence of novel drug delivery systems, like micro-tablet formulations or wearable devices, introduces additional competition.

2. Cost and Healthcare Economics

The high upfront costs associated with DUOPA implantation limits widespread adoption, especially in cost-sensitive healthcare systems. Payers demand robust cost-effectiveness evidence relative to standard oral therapies, influencing formulary decisions.

3. Regulatory and Reimbursement Environment

Variations in regulatory frameworks and reimbursement policies across regions impact geographic expansion. Navigating these hurdles necessitates strategic engagement with authorities and payers.

4. Patient and Provider Acceptance

Acceptance hinges on procedural risks, device maintenance, and patient preference. Some patients and clinicians favor less invasive options, challenging DUOPA’s market penetration.


Financial Trajectory and Revenue Projections

1. Revenue Growth Factors

  • Rising patient base owing to demographic trends [1],
  • Increased clinician familiarity and prescribing authority [3],
  • Expansion into international markets, particularly Europe and Asia, where Parkinson’s prevalence is expected to grow and treatment paradigms evolve.

2. Market Penetration Strategies

Manufacturers are investing in educational campaigns, expanding surgical centers, and establishing partnerships with healthcare payers to incentivize adoption. These efforts aim to elevate market share in existing markets and facilitate entry into emerging markets.

3. Price Optimization and Reimbursement Strategies

Premium pricing persists due to the device complexity and clinical benefits. However, payers’ increasing scrutiny necessitates demonstration of cost-offsets, such as reduced hospitalizations and caregiver burden, to sustain revenue.

4. Forecasts

Analysts project DUOPA’s global revenues to grow at a compound annual growth rate (CAGR) of approximately 8-12% over the next five years, driven by expanding indications, geographical expansion, and pipeline developments [4].

5. Impact of Competitors and Alternative Therapies

Potential competition could temper growth if alternative therapies surpass DUOPA’s efficacy or cost-effectiveness. Nonetheless, the unique delivery modality and proven benefits position DUOPA favorably in the advanced Parkinson’s segment.


Regulatory and Innovation Trends

1. Expanded Indications

Ongoing clinical trials aim to validate DUOPA’s use in broader Parkinson’s populations, including earlier disease stages or different motor symptom profiles. Regulatory approvals for such indications could escalate demand.

2. Technological Enhancements

Next-generation pump systems with integrated monitoring, remote adjustment, and reduced invasiveness are under development, enhancing safety and patient experience, potentially boosting adoption rates.

3. Competitive Blocs and Policy Support

Regulatory incentives, such as expedited approval pathways and value-based reimbursement models, may accelerate DUOPA’s market growth.


Key Challenges and Opportunities

While DUOPA’s market dynamics are promising, challenges include procedural risks, high initial costs, and competition from emerging therapies. Conversely, opportunities for growth hinge on technological innovation, expanded indications, favorable reimbursement policies, and increasing global Parkinson’s burden.


Key Takeaways

  • Demographic trends and rising Parkinson’s prevalence underpin sustained demand for DUOPA.
  • Its unique infusion delivery system offers clinical advantages over traditional oral therapies, fostering clinician adoption.
  • Market growth is supported by technological advancements, expanding global awareness, and favorable clinical outcomes.
  • Pricing and reimbursement strategies will be pivotal in expanding market access, especially internationally.
  • Competitive landscape evolution, including alternative therapies and patient preferences, will influence the financial trajectory.

FAQs

1. What factors differentiate DUOPA from other Parkinson’s therapies?
DUOPA provides continuous dopaminergic delivery via a surgically implanted pump, offering more stable plasma levels than oral levodopa, reducing motor fluctuations, and improving motor control in advanced Parkinson’s disease.

2. How do reimbursement policies impact DUOPA’s market growth?
Reimbursement significantly influences patient access; favorable coverage encourages adoption, while high costs and insurance restrictions can impede market penetration.

3. What are the primary clinical benefits of DUOPA?
Patients experience reduced “OFF” episodes, improved motor stability, and enhanced quality of life, especially in advanced stages where oral medications are less effective.

4. What future innovations could shape DUOPA’s financial landscape?
Integration of remote monitoring, user-friendly pump systems, and broader approved indications could further expand its market footprint and improve cost-effectiveness.

5. How does international market potential compare to the U.S. for DUOPA?
Emerging markets with growing Parkinson’s prevalence and evolving healthcare infrastructure present substantial opportunities, though regulatory approval and reimbursement pathways vary.


References

[1] Parkinson’s Foundation. (2022). "Parkinson’s Disease Statistics."
[2] Dorsey, E. R., et al. (2018). "Global Parkinson’s Disease Epidemiology." Annals of Neurology.
[3] Olanow, C. W., et al. (2014). "Treatment of Parkinson Disease." JAMA.
[4] MarketWatch. (2022). "Global Parkinson’s Disease Market Forecast."

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