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Last Updated: December 14, 2025

LOESTRIN 21 1/20 Drug Patent Profile


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Which patents cover Loestrin 21 1/20, and when can generic versions of Loestrin 21 1/20 launch?

Loestrin 21 1/20 is a drug marketed by Teva Branded Pharm and is included in one NDA.

The generic ingredient in LOESTRIN 21 1/20 is ethinyl estradiol; norethindrone acetate. There are twenty-six drug master file entries for this compound. Twenty-seven suppliers are listed for this compound. Additional details are available on the ethinyl estradiol; norethindrone acetate profile page.

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Summary for LOESTRIN 21 1/20
Drug patent expirations by year for LOESTRIN 21 1/20
Recent Clinical Trials for LOESTRIN 21 1/20

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

SponsorPhase
ViiV HealthcarePHASE1
Bristol-Myers SquibbPhase 1
Eisai Inc.Phase 1

See all LOESTRIN 21 1/20 clinical trials

US Patents and Regulatory Information for LOESTRIN 21 1/20

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Teva Branded Pharm LOESTRIN 21 1/20 ethinyl estradiol; norethindrone acetate TABLET;ORAL-21 017876-001 Approved Prior to Jan 1, 1982 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

Market Dynamics and Financial Trajectory for LOESTRIN 21 1/20

Last updated: August 15, 2025


Introduction

LOESTRIN 21 1/20, a combined oral contraceptive (COC), has established a significant position within the reproductive health segment, owing to its proven efficacy, safety profile, and broad consumer acceptance. As the pharmaceutical landscape evolves amid regulatory reforms, competitive innovations, and shifting consumer preferences, understanding its market dynamics and financial trajectory becomes pivotal for stakeholders ranging from healthcare providers to investors.


Market Overview

Product Profile and Therapeutic Position

LOESTRIN 21 1/20 combines ethinyl estradiol with levonorgestrel at a dosage of 1.5 mg and 20 mcg, respectively. Approved by the FDA in 2008, it belongs to second-generation combined oral contraceptives (COCs), emphasizing reliable contraception with a favorable side-effect profile. The contraceptive market rapidly expanded in the early 21st century, driven by increasing awareness, urbanization, and women’s health empowerment.

Global and Regional Market Scope

The global contraceptive market was valued at approximately USD 19 billion in 2020 and is projected to grow at a CAGR exceeding 6% through 2028 [1]. North America and Europe represent mature markets with high penetration of oral contraceptives, while Asia-Pacific showcases significant growth potential owing to rising urbanization, improved healthcare infrastructure, and expanding reproductive-age populations.


Market Dynamics

Driving Forces

  • Growing Demand for Reproductive Autonomy: Societal shifts toward women’s empowerment and reproductive autonomy have increased contraceptive use globally [2].
  • Product Differentiation and Compliance: LOESTRIN 21 1/20 is perceived for its cycle regularity, minimal hormonal side effects, and safety, reinforcing consumer loyalty.
  • Patent and Regulatory Landscape: Patent protections and regulatory approvals provide exclusivity, shielding the product from immediate generic competition, though patent expirations loom.
  • Healthcare Provider Recommendations: Physician endorsement remains critical; clinical data supporting safety and efficacy solidifies trust.

Challenging Factors

  • Generic Competition: The expiration of key patents opens pathways for generics, pressuring pricing and market share.
  • Emerging Alternative Contraceptives: Long-acting reversible contraceptives (LARCs) such as IUDs are gaining popularity due to higher efficacy.
  • Regulatory and Policy Changes: Revisions in healthcare policies, insurance coverage, and funding can influence access and affordability.
  • Reproductive Health Trends: A rising preference for non-hormonal or natural contraceptive methods could impact growth.

Financial Trajectory

Revenue Streams

LOESTRIN 21 1/20's revenue hinges on prescription volume, pricing strategies, and market share within its dominant regions. Historically, it has commanded premium pricing owing to brand recognition and perceived quality. As patent exclusivity wanes, revenue growth increasingly depends on pharmaceutical companies’ ability to defend their market share through marketing, innovation, and strategic collaborations.

Impact of Patent Expiration

Patent expirations—anticipated around 2025-2027—likely will catalyze generic entry, intensifying price competition [3]. This transition may, however, be offset by increased volume sales if marketed effectively, or by entering emerging markets with unmet demand.

Market Penetration and Growth Strategies

To sustain growth, manufacturers may pursue:

  • Line Extensions and Formulation Innovations: Introducing lower-dose options or extended-cycle formulations.
  • Geographic Expansion: Targeting markets in Asia and Latin America with unmet contraceptive needs.
  • Strategic Partnerships: Collaborations with healthcare providers and insurers to improve access.

Financial Projections

Given current market conditions and the product’s lifecycle, projections suggest a plateauing of revenues in mature regions post-patent expiry, with potential resurgence driven by growth in emerging markets and portfolio diversification. Investment in marketing and clinical evidence generation will be critical to maintain brand loyalty amidst generic competition.


Market Opportunities and Threats

Opportunities Threats
Expansion into underserved markets Price competition from generics
Development of innovative formulations Regulatory hurdles
Integration with digital health tools Market saturation in mature regions
Partnerships with healthcare providers Adoption of alternative contraceptive methods

Regulatory and Reimbursement Landscape

Regulatory agencies, including the FDA, EMA, and others, are emphasizing safety and real-world evidence. Reimbursement policies favor cost-effective, well-supported contraceptives, although variable coverage across regions impacts accessibility. Manufacturers should align product positioning with evolving standards to optimize market penetration.


Concluding Insights

LOESTRIN 21 1/20's market trajectory is characterized by initial stable growth, approaching a pivotal phase due to patent expiration. The product's future will depend on strategic adaptations—such as maintaining market share through innovation, geographic expansion, and flexible pricing—as well as navigating the competitive landscape marked by generic entry and emerging contraceptive modalities.


Key Takeaways

  • Market Positioning: LOESTRIN 21 1/20 remains a reliable contraceptive, with strong brand recognition in developed markets.
  • Patent Outlook: Patent expirations anticipated around 2025-2027 threaten exclusivity, necessitating strategic diversification.
  • Market Expansion: Opportunities lie in expanding into underserved regions, supported by tailored marketing and regulatory navigation.
  • Competitive Strategy: Differentiation through formulations, digital health integration, and clinical evidence is vital amid increasing generic competition.
  • Regulatory Environment: Staying aligned with evolving safety standards and reimbursement policies is critical for sustained success.

FAQs

  1. What is the projected lifespan of LOESTRIN 21 1/20 in the market?
    Given existing patent protections and market dynamics, LOESTRIN 21 1/20 is expected to maintain a strong position until patent expiration around 2025-2027, after which generic competition will likely dominate.

  2. How will patent expiration impact pricing and profitability?
    Patent expiration typically leads to increased generic entry, exerting downward pressure on prices. Profit margins may decline unless the manufacturer innovates or expands into new markets.

  3. Are there any new formulations or derivatives planned for LOESTRIN 21 1/20?
    While specifics depend on ongoing R&D, companies often pursue line extensions such as lower-dose options or extended-cycle formulations to sustain interest.

  4. What emerging markets present the most growth opportunities for LOESTRIN 21 1/20?
    Countries in Asia-Pacific, Latin America, and parts of Africa with increasing reproductive health awareness and improving healthcare infrastructure offer significant growth potential.

  5. How do regulatory changes in healthcare coverage affect LOESTRIN 21 1/20?
    Variations in reimbursement policies can influence accessibility and affordability. Aligning product strategies with regulatory standards and engaging with policymakers are essential for sustained market presence.


References

[1] MarketWatch. "Contraceptive Market Size & Share Analysis." 2021.

[2] World Health Organization. "Reproductive Health - Contraceptive Use." 2022.

[3] U.S. Food and Drug Administration. "Patent Expiration Dates for Oral Contraceptives." 2023.

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