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Last Updated: December 12, 2025

AMINOGLUTETHIMIDE - Generic Drug Details


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What are the generic sources for aminoglutethimide and what is the scope of freedom to operate?

Aminoglutethimide is the generic ingredient in one branded drug marketed by Novartis and is included in one NDA. Additional information is available in the individual branded drug profile pages.

Summary for AMINOGLUTETHIMIDE
US Patents:0
Tradenames:1
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 111
Clinical Trials: 6
DailyMed Link:AMINOGLUTETHIMIDE at DailyMed
Recent Clinical Trials for AMINOGLUTETHIMIDE

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

SponsorPhase
Columbia UniversityPhase 2
Fundação de Amparo à Pesquisa do Estado de São PauloPhase 4
Federal University of São PauloPhase 4

See all AMINOGLUTETHIMIDE clinical trials

Medical Subject Heading (MeSH) Categories for AMINOGLUTETHIMIDE

US Patents and Regulatory Information for AMINOGLUTETHIMIDE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Novartis CYTADREN aminoglutethimide TABLET;ORAL 018202-001 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

Expired US Patents for AMINOGLUTETHIMIDE

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Novartis CYTADREN aminoglutethimide TABLET;ORAL 018202-001 Approved Prior to Jan 1, 1982 3,595,960 ⤷  Get Started Free
Novartis CYTADREN aminoglutethimide TABLET;ORAL 018202-001 Approved Prior to Jan 1, 1982 3,944,671 ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

Market Dynamics and Financial Trajectory for the Pharmaceutical Drug: AMINOGLUTETHIMIDE

Last updated: July 29, 2025


Introduction

Amidst evolving oncological and hormonal disorder treatments, AMINOGLUTETHIMIDE emerges as a noteworthy agent with a niche yet significant role. Originally developed as an adrenocortical inhibitor and anti-estrogen agent, its market trajectory reflects broader shifts in endocrine therapy, cancer management, and drug innovation. This analysis explores the complex market dynamics, regulatory landscape, patent status, and financial prospects associated with AMINOGLUTETHIMIDE.


Pharmacological Profile and Clinical Context

AMINOGLUTETHIMIDE functions primarily as an inhibitor of aromatase and adrenocortical enzymes, affecting cortisol and estrogen biosynthesis. Its initial therapeutic applications centered on cortisol-dependent conditions, including Cushing's syndrome, and as part of hormonal therapy for advanced breast and prostate cancers. Although clinical use has diminished due to the advent of more selective agents, its mechanistic properties sustain potential for niche applications, especially within research domains.


Market Landscape and Demographic Drivers

1. Niche Therapeutic Application and Market Size
The global endocrine therapy market is valued in the billions, with breast and prostate cancers comprising substantial segments. However, the usage of AMINOGLUTETHIMIDE is limited, mainly confined to specialized settings. Its decline in mainstream therapy stems from safety concerns, the availability of more selective inhibitors (e.g., aromatase inhibitors like anastrozole), and improved understanding of hormonal pathways.

2. Emerging Research and Off-Label Use
Recent studies explore AMINOGLUTETHIMIDE’s off-label potential for research into steroid biosynthesis pathways, rare endocrine disorders, and mechanistic studies in hormone-dependent cancers. These niches, although limited, could catalyze targeted demand, especially if novel formulations or derivatives demonstrate safety and efficacy.

3. Competitive Dynamics
The pharmaceutical landscape sees intense competition between established, newer hormonal agents, and non-pharmacological interventions, such as surgical or radiotherapeutic options. The presence of multiple generics—if patents have expired—further diminishes the drug’s market exclusivity, exerting downward pressure on pricing.


Regulatory and Patent Considerations

1. Patent Expiry and Generic Competition
Given that AMINOGLUTETHIMIDE was developed decades ago, it likely faces genericization in major markets. Lack of patent protection significantly dampens profitability potential and limits incentives for commercial investment in formulation improvements or new indications.

2. Regulatory Environment
Limited recent approvals suggest diminished regulatory activity around this drug. Nonetheless, any new clinical trial data or novel formulations must navigate rigorous approval pathways, influencing development timelines and associated costs.


Market Challenges and Opportunities

Challenges

  • Aging Market Position: The drug is largely superseded by newer agents with better safety profiles.
  • Limited Patent Protection: Patent expiry results in generic competition and compressed margins.
  • Safety Profile: Historical safety concerns restrict off-label and research use expansion.
  • Market Size Constraints: Small, specialized niche markets limit revenue potential.

Opportunities

  • Research Application: Academic and institutional research may sustain demand for research-grade AMINOGLUTETHIMIDE.
  • Orphan/Ultra-Rare Indications: Potential development for ultra-rare endocrine disorders could benefit from orphan drug incentives.
  • Derivative Development: Chemical modification to improve safety and efficacy could reopen clinical pathways.

Financial Trajectory and Investment Outlook

1. Revenue Projections
Given existing constraints, the revenue prospects for AMINOGLUTETHIMIDE remain modest. The primary income streams derive from niche research supply contracts and limited clinical use. Without intellectual property protections, market exclusivity is minimal, resulting in competitive pricing and thin margins.

2. Investment Risks and Rewards
Investments into reformulation, novel indications, or combinatorial therapies face high development costs with uncertain returns. Nevertheless, early proof-of-concept studies targeting rare indications could yield lucrative orphan drug designations, incentivizing more considerable investment.

3. Commercialization Strategy
Effective commercialization hinges on partnerships with research institutions, specialty pharmacies, and academic entities. Marketing efforts should emphasize its historical role as a research tool and its potential in emerging research areas.

4. Market Entry Considerations
New entrants or existing generic producers could manufacture off-patent AMINOGLUTETHIMIDE, maintaining its presence on the market with minimal R&D expenditure. However, the limited demand caps upside potential.


Future Outlook and Strategic Considerations

The future trajectory of AMINOGLUTETHIMIDE is characterized by a low-growth, niche-specialist profile. Its role in mainstream therapy is likely to remain limited unless significant safety improvements or novel indications arise. Strategic opportunities exist for pharmaceutical entities to leverage its historical and research significance, possibly via pharmaceutical licensing, research collaborations, or repurposing efforts.

Continued interest in steroidogenesis research and rare endocrine disorder treatment could underpin a minimal yet sustainable commercial pathway. Additionally, if new formulations demonstrate improved safety, a modest resurgence might be conceivable.


Key Takeaways

  • Limited Market Size: AMINOGLUTETHIMIDE serves niche applications primarily in research and ultra-rare endocrine disorders, constraining revenue potential.
  • Patent and Competition Pressure: The absence of patent protection and the presence of generics suppress pricing power and profitability.
  • Research Utility Sustains Demand: Academic and specialized research sectors remain the primary use case, offering opportunities for supply contracts.
  • Development Incentives for Rare Indications: Orphan drug status and regulatory incentives could motivate targeted development efforts.
  • Competitive and Safety Challenges: Advances in selective hormonal agents and safety profiles limit its broader clinical adoption.

FAQs

1. What are the primary medical uses of AMINOGLUTETHIMIDE today?
It is mainly used in research settings and, historically, for treating conditions like Cushing’s syndrome and hormone-dependent cancers, though its clinical use has diminished considerably.

2. Are there any recent regulatory approvals for AMINOGLUTETHIMIDE?
No, recent approvals are unlikely due to its age, safety concerns, and replacement by newer, more selective agents.

3. Can AMINOGLUTETHIMIDE be profitably commercialized today?
Profitability is limited; the drug’s off-patent status and niche demand restrict revenue, predominantly confined to academic and specialized research markets.

4. Is there potential for new therapeutic indications for AMINOGLUTETHIMIDE?
Potential exists in ultra-rare endocrine or steroidogenic disorders, particularly if research demonstrates safety and efficacy improvements and qualifies for orphan drug incentives.

5. How does patent status affect the market for AMINOGLUTETHIMIDE?
Expired patents result in generic manufacturing, leading to price competition and reduced margins, discouraging significant investment or innovation.


References

[1] Market analysis reports on endocrine therapies and hormonal agents.
[2] Scientific literature on AMINOGLUTETHIMIDE’s pharmacodynamics and historical clinical applications.
[3] Regulatory filings and patent databases confirming patent expiry and approval status.
[4] Industry insights on niche pharmaceutical markets and orphan drug incentives.

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