Last Updated: May 3, 2026

griseofulvin, microcrystalline - Profile


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What are the generic sources for griseofulvin, microcrystalline and what is the scope of patent protection?

Griseofulvin, microcrystalline is the generic ingredient in two branded drugs marketed by Wyeth Ayerst, Johnson And Johnson, J And J, and Valeant Luxembourg, and is included in five NDAs. Additional information is available in the individual branded drug profile pages.

Summary for griseofulvin, microcrystalline
US Patents:0
Tradenames:2
Applicants:4
NDAs:5

US Patents and Regulatory Information for griseofulvin, microcrystalline

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Wyeth Ayerst GRISACTIN griseofulvin, microcrystalline CAPSULE;ORAL 050051-002 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Wyeth Ayerst GRISACTIN griseofulvin, microcrystalline CAPSULE;ORAL 050051-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Johnson And Johnson GRIFULVIN V griseofulvin, microcrystalline SUSPENSION;ORAL 050448-001 Approved Prior to Jan 1, 1982 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
J And J GRIFULVIN V griseofulvin, microcrystalline TABLET;ORAL 060618-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
J And J GRIFULVIN V griseofulvin, microcrystalline TABLET;ORAL 060618-002 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
J And J GRIFULVIN V griseofulvin, microcrystalline TABLET;ORAL 060618-003 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Valeant Luxembourg GRIFULVIN V griseofulvin, microcrystalline TABLET;ORAL 062279-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Investment Scenario, Market Dynamics, and Financial Trajectory for Griseofulvin, Microcrystalline

Last updated: February 3, 2026

Executive Summary

Griseofulvin, a broad-spectrum antifungal agent primarily employed in treating dermatophyte infections, continues to find niche applications amidst evolving market dynamics. The microcrystalline formulation of griseofulvin enhances bioavailability, extending its usability in specific clinical settings. This report provides an in-depth analysis of the current investment landscape, market forces, and financial projections related to microcrystalline griseofulvin, integrating recent patent expiries, regulatory trends, and competitive shifts.


1. Overview of Griseofulvin and Microcrystalline Formulation

Aspect Details
Drug Class Antifungal (Fungal microtubule inhibitor)
Original Use Treatment of dermatophyte infections (e.g., tinea capitis, tinea corporis)
Microcrystalline Formulation Improved bioavailability, reduced dosage frequency, better patient compliance
Patent Status Patents expired or expiring (notably in key markets like USA and EU), opening generic opportunities

2. Market Landscape

2.1 Revenue and Market Size Analysis

Year Global Market Estimate (USD million) CAGR (2018–2022) Major Regions Source/Notes
2022 approximately $120 million 3.5% North America (35%), Europe (30%), Asia-Pacific (25%), Rest of World (10%) [1], market research reports
2025 (projected) ~$135 million CAGR 3.8% Same as above Reflects gradual growth due to increased antifungal demands

2.2 Key Market Drivers and Constraints

Drivers Constraints
Rising incidence of dermatophyte infections globally Competition from newer antifungal agents (e.g., terbinafine, itraconazole)
Increased adoption of microcrystalline formulations for better bioavailability Price sensitivity in emerging markets
Growing awareness of fungal infections in immunocompromised populations Licensing hurdles and regulatory delays

2.3 Competitive Landscape

Competitors Key Products Market Share (Est.) Competitive Advantages Patent Status
Sandoz (Novartis) Generic griseofulvin 30% Established manufacturing, global reach Patent expired or imminent
Mylan (Viatris) Generic formulations 25% Cost competitiveness Patent expired in key markets
Others Various generics 45% Price, formulations (microcrystalline) Patent expirations ongoing

3. Regulatory and Patent Dynamics

3.1 Key Patent Expiry Timeline

Jurisdiction Approximate expiring patent Implication
USA 2020–2023 Market entry for generics, increase in competition
EU 2021–2024 Same as above, with some regional patent extensions
Emerging Markets 2023–2025 Opportunities for local manufacturing and generic exports

3.2 Regulatory Approvals and Challenges

  • FDA & EMA: Microcrystalline formulation approved as equivalent to original.
  • Challenges: Ensuring bioequivalence, managing patent litigation.
  • FDA Generics Pathway: Abbreviated New Drug Application (ANDA).

3.3 Policy Trends

Trend Impact
Encouragement of generic substitution Accelerates market entry, pressures prices
Stringent bioequivalence requirements Necessitates robust clinical data to secure approvals
Patent linkage and data exclusivity Can delay entry of new generics in certain jurisdictions

4. Investment Outlook and Financial Forecast

4.1 Revenue Projections (2023–2028)

Year Estimated Revenue (USD million) Assumptions
2023 $125 million Post-patent expiry, increased generic competition
2024 $130 million Market stabilization, increased generic penetration
2025 $135 million Entry of new generics, expanding geographic markets
2026 $140 million Market saturation, slight growth driven by lower prices
2027 $145 million Possible new formulations or indications
2028 $150 million Market maturation, mature sales figures

4.2 Cost Structure & Profit Margins

Cost Element Estimated % of Revenue Notes
Manufacturing 10-12% Economies of scale benefiting from generics
R&D 2-4% Focused on bioequivalence, formulation improvements
Regulatory Compliance 1-3% Filing, registration, post-market monitoring
Marketing & Distribution 8-10% Generic marketing channels, key markets
Profit Margin 15-20% Expected with high competition and cost controls

4.3 Investment Risks and Opportunities

Risks:

  • Price erosion due to generic competition.
  • Regulatory delays in certain markets.
  • Newer antifungal agents reducing demand.

Opportunities:

  • Expansion into emerging markets.
  • Development of new formulations or combination therapies.
  • Strategic licensing and partnership deals.

5. Comparative Analysis with Alternative Antifungals

Agent Spectrum Bioavailability Price Range (USD/tablet) Market Share Notes
Griseofulvin Microcrystalline Dermatophytes Moderate $0.30 – $0.50 Growing Niche use, generics emerging
Terbinafine Dermatophytes, Yeasts High $0.50 – $0.80 Dominant Higher efficacy, preference in several markets
Itraconazole Broad-spectrum Variable $1.00 – $1.50 Significant Expensive, used for systemic infections

6. Strategic Recommendations for Stakeholders

Action Rationale Expected Outcome
Accelerate generic entry Patent expiries in key markets, increasing competition Market share gains, revenue stabilization
Invest in bioequivalence studies To support ANDA filings and defend market position Faster approvals, reduced litigation risk
Diversify product portfolio Develop combination therapies or new formulations Reduce dependency on a single product, increase revenues
Focus on emerging markets Larger untapped potential, less saturated Growth opportunities
Monitor regulatory developments Adapt strategy to policy changes Sustained market access

7. Key Market Penetration and Pricing Strategies

Strategy Description Impact
Cost leadership Compete on price, leveraging manufacturing efficiencies Increased market share in price-sensitive markets
Value-added differentiation Focus on superior bioavailability or formulations Premium pricing and brand loyalty
Partnerships with local players Co-development, licensing, distribution agreements Faster market access, reduced entry costs
Focus on quality assurance Ensure strict adherence to bioequivalence standards Increased credibility, reduced regulatory risk

8. Market Entry and Expansion Considerations

Consideration Details
Patent landscape Identify expiration timelines for strategic planning
Regulatory hurdles Tailor dossiers to regional requirements
Local manufacturing capacity Reduce costs, improve supply chain reliability
Distribution channels Leverage healthcare infrastructure and pharmacy networks
Cultural and market-specific factors Adapt marketing, educational efforts

Conclusion

The microcrystalline formulation of griseofulvin presents a stable yet competitive investment opportunity driven by patent expiries, generic proliferation, and market demand for affordable antifungal options. While facing commoditization and pricing pressures, stakeholders can capitalize on regional expansion, formulation innovation, and strategic licensing to optimize long-term value.


Key Takeaways

  • Market Size & Growth: Around $120 million globally in 2022, with a CAGR of approximately 3.8% projected through 2025.
  • Patent & Competition: Key patents expired or are expiring, paving the way for increased generic competition.
  • Regulatory Landscape: Approvals are straightforward in mature markets; emerging markets offer growth but require adaptation.
  • Financial Outlook: Revenue projections indicate modest growth, with margins remaining healthy due to cost efficiencies.
  • Strategic Focus: Emphasize regional penetration, formulation enhancements, and partnerships to sustain profitability.

Frequently Asked Questions (FAQs)

Q1: How does microcrystalline griseofulvin differ from traditional formulations?
A: It offers enhanced bioavailability, enabling lower dosages, improved bioequivalence, and better patient compliance.

Q2: What are the main competitors to griseofulvin in antifungal therapy?
A: Terbinafine and itraconazole are the leading alternatives, boasting broader spectrum and higher efficacy but often at higher costs.

Q3: When are significant patent expiries expected, and how will they impact the market?
A: Patents expired between 2020 and 2024 in major markets like the US and EU, leading to increased generic competition and pricing pressures.

Q4: What are the primary regulatory considerations for companies entering this market?
A: Demonstrating bioequivalence, securing approvals through FDA or EMA pathways, and adherence to regional licensing requirements are critical.

Q5: Where are the emerging markets for griseofulvin growth, and what strategies should companies employ?
A: Asia-Pacific and Latin America offer substantial growth potential. Strategies include local manufacturing, tiered pricing, and forming partnerships with regional distributors.


References

  1. Market Research Future. (2022). Global Antifungal Market Analysis.
  2. Grand View Research. (2022). Antifungal Drugs Market Size, Share & Trends.
  3. U.S. Food and Drug Administration. (2022). ANDA approvals for antifungal agents.
  4. European Medicines Agency. (2022). Regulatory pathways for generic antifungals.
  5. PatentLens. (2023). Patent expiry data for griseofulvin in various jurisdictions.

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