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Last Updated: December 12, 2025

Colchicine; probenecid - Generic Drug Details


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What are the generic drug sources for colchicine; probenecid and what is the scope of patent protection?

Colchicine; probenecid is the generic ingredient in five branded drugs marketed by Watson Labs, Merck, Ani Pharms, Beecham, Impax Labs, Novast Labs, Rising, Sandoz, and Lederle, and is included in eleven NDAs. Additional information is available in the individual branded drug profile pages.

Three suppliers are listed for this compound.

Summary for colchicine; probenecid
US Patents:0
Tradenames:5
Applicants:9
NDAs:11
Finished Product Suppliers / Packagers: 3
Clinical Trials: 2
DailyMed Link:colchicine; probenecid at DailyMed
Recent Clinical Trials for colchicine; probenecid

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
Chinese University of Hong KongPhase 2
Mutual Pharmaceutical Company, Inc.Phase 1

See all colchicine; probenecid clinical trials

Pharmacology for colchicine; probenecid

US Patents and Regulatory Information for colchicine; probenecid

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Impax Labs PROBENECID AND COLCHICINE colchicine; probenecid TABLET;ORAL 083720-002 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Merck COLBENEMID colchicine; probenecid TABLET;ORAL 012383-001 Approved Prior to Jan 1, 1982 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Sandoz PROBENECID AND COLCHICINE colchicine; probenecid TABLET;ORAL 086130-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Watson Labs PROBEN-C colchicine; probenecid TABLET;ORAL 085552-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Watson Labs COL-PROBENECID colchicine; probenecid TABLET;ORAL 084279-001 Approved Prior to Jan 1, 1982 AB 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

Market Dynamics and Financial Trajectory for the Pharmaceutical Drugs: Colchicine and Probenecid

Last updated: July 28, 2025


Introduction

The pharmaceutical landscape for gout management and related conditions features prominently the drugs Colchicine and Probenecid. Both medications serve distinct therapeutic roles but share applications in crystal-induced arthropathies, uric acid management, and anti-inflammatory therapies. Analyzing their market dynamics and financial trajectories requires understanding current clinical uses, regulatory trends, patent statuses, manufacturing considerations, and emerging innovations. This report delineates these factors within a strategic framework designed for industry stakeholders.


Market Overview of Colchicine and Probenecid

Colchicine is an alkaloid derived from Colchicum autumnale, primarily used for acute gout attacks, long-term gout prophylaxis, and familial Mediterranean fever. Its mechanism centers on inhibiting microtubule polymerization, thereby reducing leukocyte migration and phagocytosis at inflammatory sites. The drug’s long-established history in gout treatment grants it a cornerstone status, although recent safety concerns and availability issues have influenced its market dynamics.

Probenecid, a uricosuric agent, facilitates renal excretion of uric acid, making it valuable in chronic hyperuricemia and gout prophylaxis. Its mechanism involves blocking uric acid reabsorption in renal tubules, thereby lowering serum uric acid levels. Unlike colchicine, probenecid is primarily utilized in chronic management rather than acute episodes, with its market influenced by uric acid regulation trends and renal considerations.


Market Drivers and Challenges

1. Therapeutic Positioning and Clinical Guidelines

The global burden of gout and hyperuricemia drives consistent demand for colchicine and probenecid. Updated clinical guidelines often impact prescribing patterns; for example, recent shifts favoring urate-lowering therapy (ULT) emphasize allopurinol and febuxostat over older options. Nevertheless, colchicine retains a niche role, especially as an anti-inflammatory option when NSAIDs are contraindicated.

Similarly, evidence suggests that probenecid’s utilization is constrained by renal safety concerns and availability of alternative therapies such as febuxostat or pegloticase. The American College of Rheumatology recommends these options as first-line treatments, squeezing market share for traditional uricosurics.

2. Patent Expiry and Generic Competition

Both drugs are generic in many regions, diminishing developmental revenue streams but expanding accessibility. Colchicine’s patents expired decades ago, ensuring a broad competitive landscape. Probenecid, also long generically available, faces similar challenges. The loss of patent protection often results in price erosion but can increase volume sales due to affordability.

3. Regulatory and Safety Concerns

Recent safety warnings significantly influence market trajectory. For colchicine, the US FDA issued guidance regarding narrow therapeutic index and toxicity risks, leading to cautious prescribing and monitoring requirements[1]. For probenecid, adverse effects related to renal stones and uric acid nephrolithiasis limit usage scope.

Regulatory bodies are scrutinizing formulations, dosing, and safety profiles, which can impact market stability and product innovation pathways.

4. Emerging Therapeutics and Technological Innovations

The advent of biologics and novel urate-lowering agents like lesinurad and pegloticase has diversified the therapeutic landscape, influencing demand for traditional medications. Moreover, research into improved formulations or combination therapies could reshape the market architecture.

Further, targeted drug delivery systems and pharmacogenomic approaches promise enhanced safety and efficacy, potentially extending market lifecycle.


Financial Trajectory Analysis

1. Revenue Trends and Market Size

Globally, the gout drug market is projected to reach USD 2.8 billion by 2025, with gout medications constituting a significant segment[2]. Colchicine's revenue has historically been robust, driven by its low-cost generics, yet recent safety issues and regulatory restrictions have tempered growth. Despite this, volume-based sales remain stable in regions with limited alternatives.

Probenecid’s market is relatively niche, with estimated global sales in the USD hundreds of millions, primarily fueled by chronic gout management in regions with high hyperuricemia prevalence, such as Asia and Europe.

2. Pricing Dynamics and Market Accessibility

Generic drugs like colchicine and probenecid have experienced significant price erosion over the past decade. Nonetheless, countries with limited healthcare infrastructure or high burden of gout maintain higher price points due to access barriers. Price sensitivity influences prescribing habits and market expansion, especially in emerging markets.

3. Investment and R&D Outlook

While large pharmaceutical firms avoid direct investment in broadly generic drugs, startups and biotech firms exploring derivative formulations, combination therapies, or novel delivery mechanisms generate innovation interest. Companies focusing on safety improvements or targeted delivery could unlock further financial growth prospects.

Potential expansion into niche markets, such as familial Mediterranean fever (for colchicine), offers additional revenue streams. For probenecid, indications beyond gout, like antibiotic pharmacokinetic boosting, open alternative market avenues.


Regulatory and Market Outlook

The regulatory environment significantly shapes the financial trajectory for colchicine and probenecid. Stricter safety oversight and potential patent litigations or exclusivity extensions—if applicable—can influence supply and pricing. Countries adopting tighter control over indications may limit off-label use, affecting sales volume.

The COVID-19 pandemic underscored the pharmaceutical industry's agility, and ongoing research into colchicine's anti-inflammatory properties for cardiovascular and viral conditions could unlock new markets, injecting fresh growth potential.


Competitive Landscape

Major players in this segment include generic manufacturers such as Teva, Sun Pharmaceutical, Mylan, and local regional producers. Their strategies revolve around cost leadership, supply chain optimization, and regulatory compliance. Innovation-driven firms focusing on novel formulations or delivery systems could disrupt traditional market dynamics and capture premium segments.


Future Market Projections

  • Short-term (1-3 years): Moderate growth aligned with population aging, better disease awareness, and expanding geographic access, tempered by safety concerns and competition from newer agents.

  • Medium to long-term (4-10 years): Potential stabilization or growth driven by innovations that address safety and efficacy limitations, approval for new indications, and integration into combination therapies.


Key Takeaways

  • Demand Stability: The persistent prevalence of gout ensures ongoing demand for colchicine and probenecid, especially in underserved markets.
  • Market Erosion: Patent expiries and intense generic competition continue to drive price reductions and constrain revenue growth.
  • Regulatory Impact: Safety concerns and evolving guidelines are central to prescribing trends, influencing sales volume but also creating opportunities for reformulation or improved safety profiles.
  • Innovation Potential: R&D into formulations, delivery systems, and new indications are key to unlocking future value.
  • Emerging Market Growth: Expanding healthcare infrastructure and awareness in Asia, Africa, and parts of Europe offer growth opportunities for low-cost generics.

FAQs

1. How does patent expiration affect the market prospects for colchicine and probenecid?
Patent expirations result in increased generic competition, which typically lowers prices and reduces direct revenue for originators but expands overall accessibility. This facilitates broader market penetration but limits profit margins for manufacturers seeking exclusivity.

2. What safety issues have impacted the utilization of colchicine?
Recent FDA warnings concerning narrow therapeutic index and toxicity risks have led to more cautious prescribing and monitoring. This has partly reduced off-label use and shifted focus toward safer alternatives or formulations.

3. Can innovations like combination therapies extend the market life of these drugs?
Yes. Combining colchicine or probenecid with newer agents or developing fixed-dose combinations can improve adherence, enhance efficacy, and meet unmet clinical needs, extending their market lifecycle.

4. Are emerging indications influencing the financial trajectory of colchicine and probenecid?
Potential new indications, especially colchicine's emerging role in cardiovascular and viral diseases, could diversify revenue streams, provided regulatory approval and clinical validation are achieved.

5. How do regional market differences impact the sales of these drugs?
Developing countries with high gout prevalence and limited healthcare resources may have higher per capita sales due to low-cost generics. Conversely, high-income markets favor newer therapies, limiting traditional drug sales but offering niche or premium opportunities.


References

[1] US FDA. FDA Drug Safety Communications: Important Safety Labeling Changes for Colchicine (2020).
[2] MarketWatch. Gout Treatment Market Size, Share & Trends Analysis Report (2023).

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