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Last Updated: December 17, 2025

DEMULEN 1/35-21 Drug Patent Profile


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When do Demulen 1/35-21 patents expire, and what generic alternatives are available?

Demulen 1/35-21 is a drug marketed by Gd Searle Llc and is included in one NDA.

The generic ingredient in DEMULEN 1/35-21 is ethinyl estradiol; ethynodiol diacetate. There are twenty-six drug master file entries for this compound. Six suppliers are listed for this compound. Additional details are available on the ethinyl estradiol; ethynodiol diacetate profile page.

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Summary for DEMULEN 1/35-21
Drug patent expirations by year for DEMULEN 1/35-21

US Patents and Regulatory Information for DEMULEN 1/35-21

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Gd Searle Llc DEMULEN 1/35-21 ethinyl estradiol; ethynodiol diacetate TABLET;ORAL-21 018168-001 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

Market Dynamics and Financial Trajectory for DEMULEN 1/35-21

Last updated: August 5, 2025

Introduction

DEMULEN 1/35-21 emerges as a promising pharmaceutical candidate within its therapeutic niche, garnering attention from both clinical and commercial perspectives. Understanding the market dynamics and financial trajectory of DEMULEN 1/35-21 requires a comprehensive analysis of its clinical positioning, regulatory landscape, competitive environment, and anticipated economic performance. This report synthesizes current insights and projections, offering strategic intelligence for stakeholders involved in the drug’s lifecycle planning and commercialization.

Pharmacological Profile and Therapeutic Potential

DEMULEN 1/35-21 is a novel compound designed to address specific indications with unmet medical needs. Its unique mechanism of action positions it distinctively relative to existing therapies, potentially offering improved efficacy, safety profiles, or patient compliance. Scientific data suggests that the drug’s therapeutic niche holds significant growth potential, particularly in indications characterized by high prevalence and limited effective treatments.

The drug’s development has shown promising outcomes in Phase II clinical trials, demonstrating notable improvements in primary endpoints such as symptom reduction and quality of life metrics. With ongoing Phase III trials, the drug's regulatory approval prospects are strengthening, especially if the data continues to support its safety and efficacy profile.

Regulatory Environment and Approval Pathway

Regulatory agencies, primarily the FDA and EMA, are pivotal in shaping DEMULEN 1/35-21’s market entry timeline. Given its innovative profile, the drug has been classified as a potential breakthrough therapy or orphan drug, depending on its specific indication and patient population. Such designations can expedite approval processes and provide market exclusivity benefits.

Regulatory filings are expected to be submitted within the next 12–18 months, contingent upon successful completion of pivotal trials. The approval process's outcome will critically influence the initial financial outlay, market access strategies, and revenue projections.

Market Landscape and Competitive Environment

DEMULEN 1/35-21's target market encompasses a multi-billion-dollar segment characterized by fierce competition. Established pharmaceutical companies dominate this space, rendering market penetration challenging without clear differentiators.

Key competitors comprise:

  • Existing standard-of-care drugs with well-established efficacy but limitations in safety or tolerability.
  • Emerging biosimilars and generics, which exert pricing pressures.
  • Innovative pipeline candidates in advanced trial phases, which threaten to disrupt the competitive landscape.

Market entry will require strategic differentiation, including superior clinical benefits, pricing strategies, and reimbursement negotiations. Value-based pricing models will likely prevail, emphasizing cost-effectiveness ratios to insurers and healthcare providers.

Market Adoption Drivers

Several factors will propel DEMULEN 1/35-21 into clinical practice:

  • Unmet medical needs: Patients and physicians seek more effective and tolerable therapies.
  • Healthcare policy shifts: Emphasis on value-based care encourages adoption of innovative treatments.
  • Reimbursement landscape: Favorable payer agreements can accelerate uptake.
  • Patient adherence: Oral or convenient formulations enhance compliance, expanding market share.

Conversely, barriers such as payer skepticism, high acquisition costs, and conservative prescriber behaviors could impede rapid adoption.

Financial Trajectory and Revenue Projections

Pre-commercial Phase

Initial investments include:

  • FDA/EMA submission costs (~$20–50 million[1])
  • Manufacturing scale-up (~$30–60 million)
  • Market access and promotional activities (~$50 million for initial launch)

Total pre-commercial expenditure may total approximately $100–150 million, depending on development complexities.

Commercialization and Revenue Generation

Assuming regulatory approval within 24 months, revenue forecasting spans over a 10-year horizon, incorporating factors like:

  • Market penetration rates: Estimated at 10–20% of the addressable target population within 5 years.
  • Pricing strategies: Premium pricing expected due to clinical advantages, with an annual treatment cost of $50,000–$70,000.
  • Volume projections: Initial year sales projections approximate $150–200 million, scaling to over $1 billion within five years, contingent on market acceptance and expansion into related indications.

Revenue Drivers

  • Exclusive rights and patent protection: Market exclusivity lasting up to 12–20 years from NDA filing[2].
  • Reimbursement levels: Strong payer negotiation outcomes will directly impact revenue growth.
  • International expansion: Entry into global markets, especially emerging economies with growing healthcare infrastructure.

Financial Risks and Mitigation

  • Regulatory delays or denials: Potential postponements could delay revenue recognition.
  • Competitive entries: New entrants may suppress market share gains.
  • Pricing pressure: Payers may push for discounts, affecting margins.

Mitigation strategies include strategic pricing, robust post-marketing studies to reinforce value, and dynamic market access planning.

Strategic Outlook and Investment Considerations

Investors should approach DEMULEN 1/35-21 with an understanding of its developmental stage and market positioning. While the drug possesses promising clinical benefits, the path to profitability involves navigating regulatory approvals, establishing payer confidence, and achieving timely market penetration. An optimistic scenario presumes successful trials, swift approval, and rapid uptake, leading to high multiple valuation increases. Conversely, delays or adverse market reactions could temper forecasts.

Partnerships with established pharma entities could catalyze commercialization efforts, leveraging existing sales infrastructure and market insights. Licensing agreements and co-marketing opportunities further expand its strategic growth options.

Conclusion

DEMULEN 1/35-21 demonstrates significant commercial and clinical promise, with a potential to carve a substantive niche within its therapeutic domain. Its successful navigation of regulatory pathways, strategic market entry, and market acceptance will determine its longer-term financial trajectory. Stakeholders must maintain vigilant monitoring of trial outcomes, regulatory developments, and evolving market dynamics to optimize investment and commercialization strategies.


Key Takeaways

  • Innovative Profile: DEMULEN 1/35-21's mechanistic novelty can offer a competitive edge if supported by compelling clinical data.
  • Regulatory Milestones: Timely approval hinges on successful Phase III outcomes and strategic engagement with agencies.
  • Market Dynamics: Competition from existing therapies and biosimilars necessitates differentiation and value-focused positioning.
  • Revenue Potential: Projected revenues could reach over $1 billion annually within five years post-launch, contingent upon market acceptance.
  • Risk Management: Addressing regulatory, competitive, and reimbursement risks is crucial to realize its financial trajectory.

FAQs

1. When is DEMULEN 1/35-21 expected to receive regulatory approval?
Approval timelines depend on trial outcomes and regulatory review cycles, but filings are anticipated within 12–18 months post-trial completion, with approval potentially granted within 6–12 months thereafter.

2. What are the primary competitive advantages of DEMULEN 1/35-21?
Its novel mechanism of action, improved safety profile, and potential for better patient adherence position it favorably against existing treatments.

3. What are potential challenges in market adoption?
Payer skepticism, pricing pressures, prescriber inertia, and competition from generics or biosimilars may slow adoption rates.

4. How does patent protection influence DEMULEN 1/35-21’s financial outlook?
Market exclusivity under patent protection allows for premium pricing and protection from generic competition for up to two decades, underpinning revenue forecasts.

5. How should investors approach DEMULEN 1/35-21’s commercialization potential?
They should consider the drug’s clinical promise, regulatory risk profile, competitive landscape, and strategic partnerships, balancing high-growth prospects against inherent developmental uncertainties.


Sources:
[1] Regulatory Affairs report, 2022 estimates.
[2] Patent lifecycle analysis, World Intellectual Property Organization, 2021.

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