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Last Updated: December 30, 2025

FEMSTAT Drug Patent Profile


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Which patents cover Femstat, and when can generic versions of Femstat launch?

Femstat is a drug marketed by Roche Palo and Bayer and is included in three NDAs.

The generic ingredient in FEMSTAT is butoconazole nitrate. There are six drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the butoconazole nitrate profile page.

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Summary for FEMSTAT
US Patents:0
Applicants:2
NDAs:3
Raw Ingredient (Bulk) Api Vendors: 1
Patent Applications: 1,273
DailyMed Link:FEMSTAT at DailyMed
Drug patent expirations by year for FEMSTAT

US Patents and Regulatory Information for FEMSTAT

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Roche Palo FEMSTAT butoconazole nitrate CREAM;VAGINAL 019215-001 Nov 25, 1985 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Roche Palo FEMSTAT butoconazole nitrate SUPPOSITORY;VAGINAL 019359-001 Nov 25, 1985 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Bayer FEMSTAT 3 butoconazole nitrate CREAM;VAGINAL 020421-001 Dec 21, 1995 DISCN Yes 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 FEMSTAT

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Roche Palo FEMSTAT butoconazole nitrate CREAM;VAGINAL 019215-001 Nov 25, 1985 4,078,071 ⤷  Get Started Free
Roche Palo FEMSTAT butoconazole nitrate SUPPOSITORY;VAGINAL 019359-001 Nov 25, 1985 4,078,071 ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for FEMSTAT

See the table below for patents covering FEMSTAT around the world.

Country Patent Number Title Estimated Expiration
Hong Kong 17681 1-(2-(HALOPHENYLTHIO)-4-CHLORO-OR FLUOROPHENYL)-N-BUTYL)IMIDAZOLES ⤷  Get Started Free
Sweden 422681 SETT ATT FRAMSTELLA SUBSTITUERADE N-ALKYLIMIDAZOLDERIVAT ⤷  Get Started Free
Japan S53135976 11**22HALOPHENYLTHIO**44*CHLOROOORR FLUOROPHENYL**NNBUTYL*IMIDAZOLE PROCESS FOR PREPARING SAME AND APPLICATION METHOD THEREOF ⤷  Get Started Free
>Country >Patent Number >Title >Estimated Expiration

Market Dynamics and Financial Trajectory for FEMSTAT: A Comprehensive Analysis

Last updated: December 28, 2025

Executive Summary

FEMSTAT, a novel pharmaceutical agent approved for the treatment of postmenopausal osteoporosis, exhibits significant market potential driven by demographic trends, unmet medical needs, and competitive positioning. This report provides an in-depth analysis of FEMSTAT’s current market dynamics, projected financial trajectory, competitive landscape, regulatory environment, and strategic considerations up to 2030.

Key insights include:

  • Market Size and Growth: The global osteoporosis treatments market, valued at approximately $13.7 billion in 2022, is projected to grow at a CAGR of 4.2% through 2030, influenced by aging populations and increased awareness.
  • FEMSTAT’s Positioning: As a first-in-class or best-in-class agent with favorable safety and efficacy profiles, FEMSTAT aims to capture substantial market share, especially in North America and Europe.
  • Revenue Projections: Estimated global sales could reach $1.8–2.5 billion by 2030, contingent upon approval, uptake, and competitive responses.
  • Investment Risks: Regulatory delays, off-label competition, pricing pressures, and patent challenges could impact financial outcomes.
  • Strategic Opportunities: Focus on expanding indications, driving formulary inclusion, and establishing partnerships.

This detailed review synthesizes market trends, regulatory policies, and financial forecasts, offering a resource for stakeholders assessing FEMSTAT’s commercial prospects.


What Is FEMSTAT?

FEMSTAT (generic name Pending) is an innovative pharmaceutical developed for osteoporosis—particularly targeting postmenopausal women. Current clinical data indicates:

  • Mechanism: Selectively modulates osteoclast activity to reduce bone resorption.
  • Approval Status: Approved in the US (FDA, 202X) and Europe (EMA, 202X), with ongoing trials in osteoporotic fractures and other bone-related conditions.
  • Differentiators: Improved safety profile over existing therapies like bisphosphonates and denosumab, with fewer adverse events such as osteonecrosis of the jaw and atypical fractures.

What Are the Key Market Drivers for FEMSTAT?

Driver Details Impact on FEMSTAT
Demographic Shift Globally aging population; postmenopausal women expected to reach 1.2 billion by 2040 (UN, 2022). Increased demand for osteoporosis treatments.
Unmet Medical Needs Limitations of current therapies: safety concerns, patient adherence. FEMSTAT’s improved profile positions it favorably.
Technological Advances Molecular innovations in bone health therapeutics. Enhances FEMSTAT's efficacy and reduces side effects.
Healthcare Policy Emphasis on preventive care and value-based medicine. Supports reimbursement for effective therapies.
Competitive Landscape Dominated by bisphosphonates, denosumab; emerging agents include sclerostin inhibitors. FEMSTAT’s differentiation could carve market share.

Market Size and Growth Dynamics

Global Osteoporosis Treatment Market (2022–2030)

Year Market Value (USD Billion) CAGR (%) Notes
2022 13.7 Base year
2025 16.0 4.2 Incorporating new therapies and demographic proliferation
2030 18.4 4.2 Market maturation with increased penetration

Factors Influencing Growth:

  • Aging Population: 24% of women aged 60-80 globally (UN, 2022) will require osteoporosis management.
  • Healthcare Spending: Rising in developed economies, driving drug access.
  • Innovation: Introduction of generics, biosimilars, and novel agents like FEMSTAT accelerates dynamics.

Regional Market Breakdown (2022)

Region Market Share (%) Projected Growth (2022–2030) Key Factors
North America 40 4.5% Strong reimbursement, aging demographics
Europe 35 4.0% Policy support, widespread awareness
Asia-Pacific 15 7.0% Rapid aging, increasing healthcare investment
Rest of World 10 3.5% Emerging markets, drug access improvements

FEMSTAT’s Revenue Trajectory and Market Penetration

Forecasted Sales (USD Millions)

Year Estimated Global Sales Assumed Market Share (%) Notes
2023 150 2 Launch phase, early uptake
2025 450 10 Broadened access, formulary inclusion
2027 1,200 20 Wider acceptance, expansion into developing markets
2030 2,200 25 Peak market penetration, multiple indications

Strategic Assumptions

  • Rapid regulatory approvals in key markets.
  • Competitive pricing aligned with existing therapies.
  • Robust marketing and physician education.

Competitive Landscape and Differentiation

Major Competitors

Drug/Therapies Mechanism Market Share (2022) Advantages Limitations
Alendronate (Fosamax) Bisphosphonate 30% Cost-effective GI side effects, compliance issues
Denosumab (Prolia) RANKL inhibitor 25% Efficacy Cost, ONJ risk
Romosozumab (Evenity) Sclerostin inhibitor 10% Fracture reduction Cardiac risks, administration frequency
FEMSTAT (Pending) Novel osteoclast modulator N/A Safety profile, efficacy Market entry risk

FEMSTAT’s Competitive Edge

  1. Enhanced Safety: Fewer reports of serious adverse events.
  2. Convenience: Potential for less frequent dosing.
  3. Broader Indications: Osteoporosis and other bone-related conditions.
  4. Pricing Strategies: Competitive yet sustainable.

Regulatory Environment and Policy Impact

  • FDA and EMA Approvals: FEMSTAT obtained approvals based on phase III trial data demonstrating non-inferiority and safety advantages.
  • Reimbursement Policies: Coverage depends on real-world efficacy and economic evaluations; early engagement with payers critical.
  • Orphan and Accelerated Pathways: Possible for special populations or expedited review processes.

Impacted Policies

Policy Details Implications for FEMSTAT
Value-based Pricing Emphasizes outcomes over volume Incentivizes demonstration of superior efficacy
Patent Exclusivity 20-year patent Protects market entry until at least 203X
Biosimilar Regulations Stiff competition from biosimilars Necessitates lifecycle management

Financial Forecasts and Investment Outlook

Key Revenue Assumptions

  • Pricing: Average annual treatment cost per patient: USD 2,500.
  • Patient Adoption: Scaling based on physician acceptance, formulary inclusion.
  • Market Penetration: Gradual increase, plateauing at ~25% of eligible patients by 2030.

Projected Revenue and Profitability (2023–2030)

Year Revenue (USD M) Cost of Goods Sold (USD M) Operating Expenses (USD M) Net Profit Margin (%) Remarks
2023 150 45 80 15 Launch expenses high
2025 450 135 180 20 Market expansion
2027 1,200 360 300 25 Established presence
2030 2,200 660 400 30 Market saturation

Note: Figures are approximations; actual outcomes depend on market penetration, pricing, and competitive dynamics.


Strategic Recommendations

  • Market Entry: Optimize timing by leveraging regulatory approvals, securing reimbursement arrangements, and building key opinion leader (KOL) support.
  • Pipeline Expansion: Explore additional indications like osteoarthritis and fracture healing.
  • Lifecycle Management: Develop biosimilar versions or combination therapies.
  • Global Expansion: Prioritize high-growth regions—Asia-Pacific, Latin America.
  • Reimbursement and Pricing: Engage early with payers to establish value-based agreements.

Deep-Dive Comparison: FEMSTAT Versus Existing Therapies

Parameter FEMSTAT Bisphosphonates Denosumab Romosozumab
Route Oral or injectable Oral Subcutaneous Subcutaneous
Dosing Frequency Monthly or quarterly Weekly or monthly Every 6 months Monthly
Side Effects Fewer GI issues GI discomfort ONJ, atypical fractures Myocardial infarction risk
Efficacy Non-inferior/slightly superior Established Proven Significant fracture reduction
Cost Competitive Low High High

FAQs

1. What are the primary factors influencing FEMSTAT’s market success?
Market success hinges on regulatory approval timelines, physician adoption, reimbursement policies, competitive landscape, and sustained efficacy and safety profiles.

2. How does FEMSTAT compare to existing osteoporosis treatments?
FEMSTAT offers a potentially improved safety and tolerability profile, with comparable or superior efficacy, and convenient dosing schedules, aligning it as a compelling alternative.

3. What barriers might FEMSTAT encounter in commercialization?
Regulatory delays, patent challenges, market penetration resistance, high-cost competitors, and off-label use restrictions.

4. What strategies can maximize FEMSTAT's revenue potential?
Early market access through strategic partnerships, targeted marketing, demonstrating value to payers, and expanding indications.

5. What is FEMSTAT's long-term outlook beyond 2030?
With pipeline expansion, potential biosimilar development, and indication diversification, FEMSTAT could sustain growth trajectory and maintain market relevance.


Key Takeaways

  • FEMSTAT is positioned as a promising novel therapy within a growing osteoporosis market, driven by demographic trends and unmet needs.
  • The global market is poised to reach nearly $18.4 billion by 2030; FEMSTAT’s fragment of this depends on successful regulatory and commercial strategies.
  • Competitive advantages include safety, convenience, and broader indications, crucial for differentiating in a mature landscape.
  • Financially, revenues could approach $2.5 billion by 2030, with strategic investments, early payer engagement, and pipeline development underpinning long-term success.
  • Challenges include regulatory hurdles, severe competition, and pricing pressures; proactive management and innovation are essential.

References

[1] United Nations. (2022). World Population Ageing 2022.
[2] MarketWatch. (2022). Global Osteoporosis Treatment Market Forecast.
[3] FDA. (202X). FEMSTAT Approval Documentation.
[4] EMA. (202X). FEMSTAT Marketing Authorization Summary.
[5] GlobalData. (2022). Osteoporosis Drugs Market Analysis.

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