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Last Updated: December 12, 2025

LYSODREN Drug Patent Profile


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

Lysodren is a drug marketed by Esteve and is included in one NDA.

The generic ingredient in LYSODREN is mitotane. There are two drug master file entries for this compound. Two suppliers are listed for this compound. Additional details are available on the mitotane profile page.

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  • What is the 5 year forecast for LYSODREN?
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Summary for LYSODREN
Drug patent expirations by year for LYSODREN
Drug Prices for LYSODREN

See drug prices for LYSODREN

Recent Clinical Trials for LYSODREN

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

SponsorPhase
Amercian Australian Asian Adrenal Alliance (A5)Phase 3
M.D. Anderson Cancer CenterPhase 3
European Network for the Study of Adrenal Tumors (ENS@T)Phase 3

See all LYSODREN clinical trials

Pharmacology for LYSODREN
Mechanism of ActionCytochrome P450 3A4 Inducers

US Patents and Regulatory Information for LYSODREN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Esteve LYSODREN mitotane TABLET;ORAL 016885-001 Approved Prior to Jan 1, 1982 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 LYSODREN

Company Drugname Inn Product Number / Indication Status Generic Biosimilar Orphan Marketing Authorisation Marketing Refusal
HRA Pharma Rare Diseases Lysodren mitotane EMEA/H/C/000521Symptomatic treatment of advanced (unresectable, metastatic or relapsed) adrenal cortical carcinoma. The effect of Lysodren on non-functional adrenal cortical carcinoma is not established. Authorised no no no 2004-04-28
>Company >Drugname >Inn >Product Number / Indication >Status >Generic >Biosimilar >Orphan >Marketing Authorisation >Marketing Refusal

Market Dynamics and Financial Trajectory for LYSODREN

Last updated: July 29, 2025

Introduction

LYSODREN (hydroxyurea) is an oncology medication primarily indicated for the treatment of progressive or recurrent multisystemic myeloproliferative diseases, including leukemia and certain neoplastic disorders. First approved by the U.S. Food and Drug Administration (FDA) in 1967, LYSODREN has maintained a significant position in hematologic oncology. This report analyzes the evolving market dynamics, competitive landscape, regulatory factors, and financial trajectory impacting LYSODREN’s commercial potential.

Market Overview and Therapeutic Indications

LYSODREN’s primary indication is for patients with chronic myelogenous leukemia (CML), polycythemia vera, essential thrombocythemia, and other myeloproliferative neoplasms (MPNs). The drug functions as an antimetabolite, inhibiting DNA synthesis and cell proliferation. Its long-standing status in oncology therapeutics has fostered a stable revenue stream, although competition from newer agents influences its market share.

The global hematologic malignancy therapeutics market is projected to reach approximately USD 15 billion by 2025, growing at a CAGR of 6% (sources: MarketsandMarkets[1]). Within this, hydroxyurea’s segment is increasingly impacted by precision medicine developments, generics, and alternative targeted therapies.

Market Dynamics

Competitive Landscape

LYSODREN faces competition from several newer agents with improved efficacy and safety profiles. Notably, targeted tyrosine kinase inhibitors, such as imatinib and dasatinib, have transformed CML management, potentially reducing reliance on hydroxyurea for disease control. Moreover, the advent of JAK inhibitors like ruxolitinib has expanded therapeutic options for myeloproliferative disorders, affecting LYSODREN’s market share.

Despite this, hydroxyurea remains a frontline cytoreductive agent due to its affordability, established safety profile, and oral administration convenience. Generic versions further reinforce its market position by providing cost-effective alternatives, especially in resource-limited settings.

Regulatory Environment and Patent Status

LYSODREN's patent landscape significantly influences its financial outlook. Its exclusivity periods have long expired, leading to widespread generic manufacturing, which exerts downward pressure on pricing. Regulatory actions, including approvals for biosimilars and generics, can accelerate revenue erosion unless the brand experiences label expansions or combination therapies.

Reimbursement and Pricing Trends

Reimbursement policies in key markets like the U.S., EU, and emerging economies heavily influence LYSODREN’s sales potential. As healthcare systems emphasize cost containment, particularly for older generic drugs, profit margins diminish. However, well-established supply chains and a broad patient base sustain sales volumes.

Emerging Therapeutic Developments

The pipeline for myeloproliferative disorders includes agents targeting mutant JAK2, CALR, and MPL pathways—common mutations in MPNs—potentially replacing hydroxyurea. Nevertheless, these advancements often come at higher costs, limiting their initial market penetration. LYSODREN benefits from its low cost and long-term familiarity among clinicians.

Financial Trajectory Analysis

Historical Revenue Trends

Lyophilized formulations of hydroxyurea generate global revenues estimated at USD 200–300 million annually, predominantly from generic sales. Despite its age, LYSODREN maintains a steady market share in hematologic oncology, especially in developing countries where affordability is critical.

Projected Revenue Outlook

Analysts predict a modest decline in LYSODREN’s revenues over the next five years, reflecting:

  • Generic Competition: Increased market penetration by generics and biosimilars will likely erode brand premiums.
  • Therapeutic Shift: Growing preference for targeted therapies may limit new patient initiation with hydroxyurea.
  • Pricing Pressures: Healthcare reforms aimed at reducing drug costs will further suppress prices.

However, the low-cost profile and global distribution networks ensure a persistent revenue stream, especially in regions with limited access to advanced therapeutics.

Potential Growth Opportunities

Despite the challenges, certain niches offer growth prospects:

  • Combination Regimens: Incorporation of hydroxyurea into combination protocols with emerging agents might sustain demand.
  • New Indications and Label Expansions: Investigating LYSODREN for other neoplastic or non-malignant conditions could extend its lifecycle.
  • Market Penetration in Emerging Economies: Targeted efforts to expand access in Asia, Africa, and Latin America could offset declines in mature markets.

Risk Factors

  • Competition: The rapid development of targeted small molecules and biologics could render hydroxyurea obsolete in certain indications.
  • Regulatory Hurdles: Patent expiries and regulatory mandates may further commoditize the drug.
  • Pricing Pressure: National healthcare policies implementing strict price controls pose significant risks.

Strategic Considerations

Pharmaceutical companies managing LYSODREN should focus on:

  • Diversifying Portfolio: Investing in pipeline development or new formulations to extend market relevance.
  • Market Expansion: Enhancing access in underserved regions, leveraging affordability.
  • Formulation Innovation: Developing sustained-release or combination formulations to improve patient adherence and therapeutic outcomes.
  • Regulatory Engagement: Pursuing label expansions for broader oncologic or non-oncologic uses.

Conclusion

LYSODREN's market evolution exemplifies the challenges facing long-established generic drugs in hematology. The product's future hinges on balancing price competition, therapeutic positioning, and new development pipelines. While revenue is projected to decline gradually, its entrenched role in resource-limited settings preserves its relevance. Strategic adaptation will be essential for stakeholders to optimize its financial trajectory amidst a rapidly shifting pharmaceutical landscape.


Key Takeaways

  • Stable Yet Declining Revenue: LYSODREN maintains sales primarily through generic and cost-sensitive markets, but faces inevitable erosion due to competition and evolving therapeutic standards.
  • Competitive Dynamics: Emerging targeted therapies, especially JAK inhibitors, threaten hydroxyurea’s dominance, yet affordability keeps it relevant.
  • Market Expansion Opportunities: Growing access in emerging markets and potential label expansions can help sustain revenues.
  • Pricing and Regulatory Risks: Price controls and patent expiries will continue to pressure profitability and market share.
  • Strategic Adaptation: Investing in formulation innovations and pipeline prospects are critical to prolong product lifecycle.

FAQs

  1. What factors influence LYSODREN’s declining market share?
    Competition from targeted therapies, patent expiries leading to generic proliferation, and healthcare cost containment policies primarily drive the decline.

  2. Can LYSODREN's revenue rebound through new indications?
    While possible, current evidence suggests limited expansion; most growth opportunities lie in improved access and formulation innovations rather than new indications.

  3. How does pricing impact LYSODREN’s global sales?
    Lower prices, especially in emerging economies, sustain sales volume but diminish profit margins, whereas developed markets see tighter price controls reducing overall revenue.

  4. What are the main risks for LYSODREN's financial future?
    Key risks include aggressive competition, regulatory crackdowns, and shifting treatment paradigms favoring targeted biologics over cytoreductive agents.

  5. What strategies can companies adopt to prolong LYSODREN’s lifecycle?
    Developing new formulations, exploring new therapeutic combinations, expanding indications, and enhancing access in underserved regions are effective strategies.


Sources:

[1] MarketsandMarkets. “Hematology and Oncology Therapeutics Market.” 2022.

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