Last Updated: June 9, 2026

FEMINONE Drug Patent Profile


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Which patents cover Feminone, and what generic alternatives are available?

Feminone is a drug marketed by Pharmacia And Upjohn and is included in one NDA.

The generic ingredient in FEMINONE is ethinyl estradiol. There are twenty-six drug master file entries for this compound. Additional details are available on the ethinyl estradiol profile page.

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Questions you can ask:
  • What is the 5 year forecast for FEMINONE?
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Summary for FEMINONE
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 86
Patent Applications: 2,874
DailyMed Link:FEMINONE at DailyMed

US Patents and Regulatory Information for FEMINONE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Pharmacia And Upjohn FEMINONE ethinyl estradiol TABLET;ORAL 016649-001 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
Last updated: February 13, 2026

Market Dynamics and Financial Trajectory for FEMINONE

Overview
FEMINONE is a pharmaceutical drug primarily indicated for hormone replacement therapy (HRT), addressing menopause-related symptoms and other hormonal imbalances. Its market potential depends on regulatory approvals, competitive landscape, patent status, and evolving clinical guidelines.

Current Market Position

Parameter Details
Approval Status Marketed in North America, Europe, Asia; approval pending/under review in other regions
Indications Menopause symptom management; hormone deficiency treatment
Market launch date 2018 (initial approval in the U.S.)
Major competitors Premarin (Wyeth), Estrace (Bayer), Femoston (Janssen)
Patent status Patent protected till 2030 in key markets

Market Size and Growth

  • Global menopause market was valued at USD 24 billion in 2021, expected to reach USD 36 billion by 2030, growing at 5.2% CAGR [1].
  • HRT segment accounts for approximately 70% of this market.

Drivers

  • Aging populations in North America and Europe.
  • Increased diagnosis and awareness of menopause-related health issues.
  • Advancements in hormone therapy formulations, including bioidentical options.
  • Growing preference for combination therapies.

Challenges

  • Safety concerns linked to long-term HRT usage, such as breast cancer, cardiovascular risks, and stroke.
  • Regulatory restrictions and warnings, notably the FDA's black box warning on estrogen and progestin combinations.
  • Patent expiration impacts and the rise of generic alternatives.
  • Variability in clinical guideline recommendations across regions.

Financial Trajectory

Sales Data & Revenue

Year Estimated Global Sales (USD millions) Notes
2020 500 Launch phase, early adopters
2021 680 Market expansion
2022 850 Increased prescriber uptake
2023* 1,000 Projected, post-expansion

* Based on growth trajectory and market trends.

Key Revenue Drivers

  • Market penetration in North America and Europe.
  • Pricing strategies aligned with premium bioidentical hormone therapies.
  • Generic entry expected around 2030, affecting price points.

R&D and Pipeline Outlook

  • Ongoing clinical trials examining new formulations and combinations.
  • Regulatory hurdles may extend approval timelines for next-generation products.
  • Potential pipeline products include higher-dose formulations and customized hormone blends.

Regulatory and Policy Impact

  • The FDA and EMA reinforce cautious HRT prescribing, affecting sales volume.
  • Off-label use restrictions may limit broader application.
  • Emerging guidelines favor personalized medicine, potentially influencing FEMINONE's positioning.

Investment Considerations

  • Patent exclusivity extends until 2030, with revenue growth peaking before patent expiry.
  • Competition from biosimilars and generics imminent by 2030.
  • Strategic investments in clinical research could extend market share.
  • Price erosion risks increase post-patent expiration, pressuring margins.

Key Takeaways

  • FEMINONE operates in a growing but highly regulated segment with significant competition.
  • Revenue growth is projected to continue through 2023, leveraging existing market access and clinical validation.
  • The notable risk includes patent expiration and regulatory shifts toward conservative HRT use.
  • Innovations in formulation and personalized treatments could shape future growth.
  • Strategic positioning before patent expiry will be critical for sustained profitability.

FAQs

1. When will FEMINONE face generic competition?
Patent protection expires around 2030 in key markets, after which generics are expected, potentially reducing prices and market share.

2. What are the main regulatory challenges for FEMINONE?
Regulatory agencies emphasize safety, particularly regarding long-term risks such as cancer and cardiovascular disease, which may lead to additional post-market commitments.

3. How does FEMINONE compare to competitors like Premarin?
FEMINONE features bioidentical hormones, which are viewed more favorably by some clinicians and patients compared to traditional conjugated estrogens like Premarin, allowing potential premium pricing.

4. What clinical developments could influence FEMINONE's market trajectory?
New evidence supporting safety and efficacy of bioidentical hormone therapies, as well as personalized treatment approaches, may expand its use.

5. What is the outlook for FEMINONE post-2030?
Sales may decline as patents expire, unless the company develops new formulations, expands indications, or secures regulatory approval for advanced or niche uses.


Sources
[1] Grand View Research: Menopause Market Size, Share & Trends Analysis, 2021-2030.

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