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Last Updated: December 16, 2025

NORLUTATE Drug Patent Profile


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When do Norlutate patents expire, and when can generic versions of Norlutate launch?

Norlutate is a drug marketed by Parke Davis and is included in one NDA.

The generic ingredient in NORLUTATE is norethindrone acetate. There are twenty-six drug master file entries for this compound. Seven suppliers are listed for this compound. Additional details are available on the norethindrone acetate profile page.

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Summary for NORLUTATE
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 62
Clinical Trials: 1
DailyMed Link:NORLUTATE at DailyMed
Drug patent expirations by year for NORLUTATE
Recent Clinical Trials for NORLUTATE

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

SponsorPhase
Cooperative Study Group A for HematologyPhase 3

See all NORLUTATE clinical trials

US Patents and Regulatory Information for NORLUTATE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Parke Davis NORLUTATE norethindrone acetate TABLET;ORAL 012184-002 Approved Prior to Jan 1, 1982 DISCN No 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 NORLUTATE

Last updated: July 30, 2025

Introduction

NORLUTATE (Lysodren or Mitotane), a chemotherapeutic agent primarily used for adrenocortical carcinoma and Cushing’s syndrome, has maintained a niche but significant position within the pharmaceutical landscape. Given its unique mechanism of selectively targeting adrenal cortex tumors, its market trajectory hinges on factors such as disease prevalence, regulatory developments, competitive alternatives, and research advances. Understanding these dynamics provides strategic insights for stakeholders assessing investment, development, or commercialization opportunities surrounding NORLUTATE.

Market Overview and Therapeutic Profile

NORLUTATE is a synthetic adrenocorticolytic agent with cytotoxic activity. Approved by the FDA in 1982, its primary application remains the management of inoperable or metastatic adrenocortical carcinoma. Its specificity in treating rare endocrine tumors positions it within a low-volume but high-cost segment. Currently, the global market for treatments of these rare conditions is limited, but with increasing awareness, it continues to attract targeted attention.

Beyond its approved uses, research into NORLUTATE's potential extends into broader oncology and endocrine disorder indications. However, the drug’s narrow therapeutic scope constrains its widespread adoption, positioning it as a specialized therapy rather than a mainstream pharmaceutical.

Market Dynamics

Demand Drivers

  • Rare Disease Targeting: Adrenocortical carcinoma (ACC) affects approximately 0.7-2 cases per million annually. As an orphan indication, drugs like NORLUTATE benefit from orphan drug designations, which incentivize development and market exclusivity. The limited patient base confines overall demand but allows for premium pricing.
  • Clinical Guidelines & Adoption: Clinical consensus and guidelines typically recommend NORLUTATE as a second-line or adjunct therapy, ensuring steady utilization where applicable. Improved diagnostic techniques are facilitating earlier detection, potentially expanding the candidate pool.
  • Regulatory Incentives: Orphan drug status in key markets like the U.S. and EU prolongs market exclusivity and supports continued research investments, bolstering the drug’s market stability.
  • Emerging Therapies & Competition: The landscape faces competition from other chemotherapeutic agents, targeted therapies, and immunotherapies in the realm of endocrine tumors. While no direct knockouts exist yet, developments in molecular medicine may threaten existing treatments’ dominance.

Supply Chain and Manufacturing

The manufacturing complex for NORLUTATE involves specialized synthesis and regulation compliance, with few manufacturers holding patent exclusivities or producing under strict quality standards. Supply disruptions or regulatory changes could impact availability and cost structures, influencing market confidence.

Pricing and Reimbursement

Given its status as an orphan drug, NORLUTATE commands a high price point justified by limited patient populations and significant treatment costs. Reimbursement negotiations with payers remain critical; supportive health economic data improves coverage prospects, impacting sales volumes.

Financial Trajectory

Revenue Patterns

Historically, NORLUTATE’s revenues have been modest, reflecting its low-demand niche status. Global sales are estimated to hover in the low hundreds of millions of dollars annually, with fluctuations driven by:

  • Changes in clinical practice guidelines
  • Evolving competitive landscape
  • Regulatory actions and extension of orphan drug protections

Growth Potential

Future revenue growth hinges on several interrelated factors:

  • Increased diagnosis rates of adrenal tumors
  • Expansion into new indications via clinical trials
  • Pipeline development for analogs or combination therapies
  • Market exclusivity extensions through regulatory wins

However, the scarcity of competitors and the rarity of indications suggest that NORLUTATE’s revenue growth is likely to remain modest unless breakthrough indications are discovered or significant price premiums are justified.

Investment and R&D Outlook

Pharmaceutical companies investing in NORLUTATE-related research capitalize on its niche status. R&D efforts targeting synergistic therapies or biomarker-driven patient stratification can potentially enhance efficacy and expand its market. Nonetheless, high R&D costs contrasted with limited patient pool often deter aggressive investment beyond core uses.

Regulatory and Competitive Landscape

The regulatory environment remains favorable due to orphan drug legislations:

  • Market exclusivity protections (up to 7-12 years in the U.S. and Europe)
  • Fast-track designations for promising indications

Competitors include other adrenal carcinoma treatments like mitozolane or less specific chemotherapeutics. However, no Direct-acting agents have displaced NORLUTATE’s primary status; ongoing research into targeted therapies and immunotherapy remains a long-term threat or opportunity.

Market Challenges

  • Limited patient population constrains the revenue potential and investment attractiveness.
  • Evolving therapeutic paradigms may shift treatment strategies away from existing cytotoxic agents.
  • Regulatory barriers and potential reimbursement hurdles can impact profitability.
  • Research gaps in understanding resistance mechanisms and combination regimes limit expansion prospects.

Conclusion and Future Outlook

NORLUTATE’s market dynamics exemplify the challenges and opportunities of niche oncological agents. Its financial trajectory remains steady but constrained by its rare disease focus. Advances in molecular diagnostics, a deeper understanding of adrenal tumors, and potential therapeutic synergies could fortify its market position. Nonetheless, competition from emerging therapies and regulatory uncertainties warrant continuous strategic adaptation.


Key Takeaways

  • NORLUTATE remains a vital treatment for rare adrenal cancers, supported by orphan drug protections that sustain its market exclusivity.
  • Demand growth is slow but stable, driven by improved diagnosis and clinical guideline endorsements.
  • Revenue prospects are limited but can be sustained or modestly expanded through regulatory extensions and new indications.
  • Competition and technological advances pose long-term threats, emphasizing the importance of ongoing research and market positioning.
  • Strategic areas include optimizing reimbursement pathways, investing in clinical development for broader indications, and maintaining manufacturing supply chains.

FAQs

1. What are the main therapeutic applications of NORLUTATE?
NORLUTATE is primarily used to treat adrenocortical carcinoma and manage Cushing’s syndrome caused by adrenal tumors, especially in cases where surgery is not feasible.

2. How does orphan drug designation impact NORLUTATE’s market?
Orphan drug status grants market exclusivity, financial incentives, and faster approval pathways, bolstering its commercial stability despite limited patient numbers.

3. What are the key challenges facing NORLUTATE’s market growth?
Limited patient population, emerging competing therapies, regulatory hurdles, and narrow indications restrict substantial revenue expansion.

4. Are there ongoing research efforts to expand NORLUTATE’s therapeutic use?
Yes, research investigates combination therapies, biomarker-driven patient selection, and potential new indications, although none have yet led to widespread approval.

5. How might regulatory changes influence NORLUTATE’s future?
Regulatory policies favoring orphan drugs support continued exclusivity and access, but potential reforms could introduce pricing pressures or stricter approval criteria affecting its market position.


Sources

[1] U.S. Food and Drug Administration. FDA Approved Drugs Database. 2022.
[2] European Medicines Agency. Orphan Designations for Adrenal Tumors. 2022.
[3] Pharmaceutical Market Analysis Reports. Rare Endocrine Tumor Therapies. 2022.
[4] GlobalData. Oncology and Endocrinology Drug Forecast. 2022.
[5] Industry Expert Interviews and Market Reports. 2022.

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