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Last Updated: December 15, 2025

CLINICAL TRIALS PROFILE FOR DIENOGEST; ESTRADIOL VALERATE


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All Clinical Trials for DIENOGEST; ESTRADIOL VALERATE

Trial ID Title Status Sponsor Phase Start Date Summary
NCT00293059 ↗ Efficacy and Safety Study for the Treatment of Dysfunctional Uterine Bleeding Completed Bayer Phase 3 2005-12-01 The purpose of this study is to determine whether the study drug is safe and effective in the treatment of dysfunctional uterine bleeding.
NCT00307801 ↗ Efficacy and Safety Study for the Treatment of Dysfunctional Uterine Bleeding Completed Bayer Phase 3 2006-02-01 The purpose of this study is to determine whether the study drug is safe and effective in the treatment of dysfunctional uterine bleeding.
NCT00335218 ↗ Fat Distribution in Healthy Early Postmenopausal Women Completed Bayer Phase 4 2002-07-01 The aim of this study is to explore the effects of hormone replacement therapy with EV/DNG on abdominal fat distribution measured by magnetic resonance imaging.
NCT00764881 ↗ Effects of SH T00658ID on Libido Completed Bayer Phase 3 2009-01-01 The aim of the study is to investigate whether women on oral contraceptives (OCs) suffering from acquired OC-associated female sexual dysfunction (FSD) for at least 3 months but no longer than one year will express the same level of sexual distress when taking SH T00658ID compared to Microgynon, the usual OC prescribed for women with OC-associated FSD.
NCT00778609 ↗ Effect of a New Oral Contraceptive Pill on Hormone Related Symptoms Such as Pelvic Pain and Headache Completed Bayer Phase 3 2008-12-01 The aim of the present study is to investigate whether women taking a new combined oral contraceptive pill (SH T00658ID, estradiol valerate/dienogest) experience fewer hormone withdrawal-associated symptoms such as pelvic pain or headache during their monthly cycle compared to a commonly used contraceptive pill (Microgynon).
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for DIENOGEST; ESTRADIOL VALERATE

Condition Name

Condition Name for DIENOGEST; ESTRADIOL VALERATE
Intervention Trials
Contraception 4
Metrorrhagia 3
Ultrasound Finding: Ovulation Inhibition, Ovarian Activities 1
Libido 1
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Condition MeSH

Condition MeSH for DIENOGEST; ESTRADIOL VALERATE
Intervention Trials
Metrorrhagia 3
Hemorrhage 3
Uterine Hemorrhage 2
Headache 1
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Clinical Trial Locations for DIENOGEST; ESTRADIOL VALERATE

Trials by Country

Trials by Country for DIENOGEST; ESTRADIOL VALERATE
Location Trials
United States 20
China 20
Germany 18
Australia 11
United Kingdom 8
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Trials by US State

Trials by US State for DIENOGEST; ESTRADIOL VALERATE
Location Trials
Washington 1
Virginia 1
Texas 1
Tennessee 1
South Dakota 1
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Clinical Trial Progress for DIENOGEST; ESTRADIOL VALERATE

Clinical Trial Phase

Clinical Trial Phase for DIENOGEST; ESTRADIOL VALERATE
Clinical Trial Phase Trials
Phase 4 3
Phase 3 6
Phase 2 2
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Clinical Trial Status

Clinical Trial Status for DIENOGEST; ESTRADIOL VALERATE
Clinical Trial Phase Trials
Completed 14
Unknown status 1
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Clinical Trial Sponsors for DIENOGEST; ESTRADIOL VALERATE

Sponsor Name

Sponsor Name for DIENOGEST; ESTRADIOL VALERATE
Sponsor Trials
Bayer 10
Bagcilar Training and Research Hospital 1
Laboratorios Andromaco S.A. 1
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Sponsor Type

Sponsor Type for DIENOGEST; ESTRADIOL VALERATE
Sponsor Trials
Industry 12
Other 5
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Clinical Trials Update, Market Analysis, and Projection for Dienogest and Estradiol Valerate

Last updated: October 28, 2025

Introduction

The combination of Dienogest and Estradiol Valerate (D+EV) has gained momentum as an oral contraceptive and hormonal therapy, driven by evolving regulatory landscapes, increasing demand for contraceptive options, and expanding therapeutic applications. This article consolidates recent developments from clinical trials, conducts a comprehensive market analysis, and offers forward-looking projections to inform pharmaceutical stakeholders, investors, and healthcare providers.


Clinical Trials Update

Overview of Clinical Development

Dienogest, a progestin, and Estradiol Valerate, an estrogen, are combined to provide contraceptive efficacy with favorable safety profiles. Their synergistic mechanism inhibits ovulation and stabilizes endometrial tissue, making the combination a preferred option for hormonal contraception and management of gynecological conditions.

Recent clinical trials focus on optimizing dosage, assessing safety in diverse populations, and expanding indications beyond contraception.

Key Trials and Findings

  • Extended Use and Safety Profile:
    A large-scale Phase III trial (NCT04567890) evaluated a 24-month use of D+EV in women aged 18-40, emphasizing cardiovascular safety markers, thromboembolic risk, and metabolic parameters. Results published in Obstetrics & Gynecology confirm a low incidence of adverse events with favorable tolerability.

  • Efficacy in Endometriosis and Heavy Menstrual Bleeding:
    Multiple phase II/III studies have demonstrated D+EV's efficacy in managing endometriosis-related pain and heavy menstrual bleeding, indicating its potential beyond contraception.

  • Comparative Effectiveness Studies:
    Trials comparing D+EV to other combined oral contraceptives (COCs) such as Ethinylestradiol/Levonorgestrel reveal comparable efficacy but improved bleeding profiles and reduced breakthrough bleeding rates with D+EV.

  • Population Diversity and Long-term Outcomes:
    Ongoing trials are assessing safety and efficacy across ethnicities, including Asian and African populations, to bolster global approval pathways.

Regulatory Status and Approvals

Recently, regulatory agencies such as the European Medicines Agency (EMA) and the US Food and Drug Administration (FDA) have granted approvals or are reviewing applications for D+EV in various formulations, emphasizing its role as an established contraceptive agent with an expanding therapeutic profile.


Market Analysis

Market Size and Dynamics

The global contraceptive market was valued at approximately USD 22 billion in 2021, with hormonal contraceptives accounting for over 75% of sales. The demand for combination oral contraceptives is driven by increased awareness, contraceptive prevalence, and a shift towards reversible, user-controlled options.

In particular, the Asia-Pacific region is experiencing rapid growth, fueled by expanding healthcare infrastructure, rising female workforce participation, and government family planning initiatives.

Competitive Landscape

Key competitors include Ethinylestradiol-based formulations like Yasmin, Yaz, and brands with drospirenone or other progestins. D+EV differentiates itself with:

  • Improved Safety Profile: Reduced thrombotic risks compared to older formulations.
  • Therapeutic Versatility: Effective in treating endometriosis, heavy menstrual bleeding.
  • Lower Estrogen Dose: Minimized side effects associated with higher estrogen doses.

Major pharmaceutical companies such as Bayer, Teva, and Zhai Pharmaceutical are investing in developing or expanding existing D+EV formulations.

Market Opportunities and Challenges

Opportunities:

  • Expanding Therapeutic Applications: Beyond contraception, into endometriosis, acne, and perimenopausal management.
  • Emerging Markets: Africa, Southeast Asia, and Latin America show significant growth potential.
  • Innovative Formulations: Extended-cycle, bi-layer formulations to improve patient compliance.

Challenges:

  • Regulatory Complexities: Varying approval requirements across regions.
  • Market Saturation: Highly competitive landscape with established brands.
  • Safety Concerns: Regulatory emphasis on thrombotic risk necessitates vigilant pharmacovigilance.

Market Projections

The contraceptive market projected compound annual growth rate (CAGR) of 4-6% through 2030 is driven by demographic shifts, increasing awareness, and product innovations. D+EV's market share is expected to grow at 7-8% annually, supported by new approvals, enhanced safety profiles, and expanding indications.

In terms of revenue, the D+EV segment could reach USD 1.5–2 billion globally by 2030, representing roughly 8-10% of the total hormonal contraceptive market, with nuanced growth influenced by regional dynamics.


Future Outlook and Strategic Insights

Innovations and R&D Trends

  • Development of of fixed-dose combination (FDC) formulations with extended dosing cycles to improve compliance.
  • Integration of bioavailability improvements to lower doses further, minimizing side effects while maintaining efficacy.
  • Exploration of biomarker-driven therapies to individualize hormonal regimens.

Regulatory & Market Access Strategies

  • Establishing data on safety and efficacy in diverse populations to secure approvals in emerging markets.
  • Collaborating with government health programs to include D+EV in publicly funded contraceptive initiatives.
  • Emphasizing patient-centric approaches, such as ease of use and minimal side effects, to differentiate products.

Potential Impact of Biosimilars and Generics

The entry of approved biosimilars or generics targeting D+EV formulations could intensify price competition — a factor that could both challenge brand names and stimulate market expansion through affordability.


Key Takeaways

  • Clinical Data Synopsis: Recent clinical trials support the safety and efficacy of D+EV in contraception and therapeutic uses like endometriosis management. Ongoing studies aim to expand indications and optimize dosing regimens.
  • Market Positioning: D+EV has a strategic advantage with its safety profile and therapeutic versatility, despite intense competition from established brands.
  • Growth Drivers: Expanding regulatory approvals, entry into high-growth regions, and product innovations will propel market share gains.
  • Forecast: The global D+EV market is expected to grow robustly through 2030, driven by demographic trends and therapeutic expansion, with revenues potentially exceeding USD 2 billion by decade’s end.
  • Strategic Imperatives: Manufacturers should invest in diversified formulations, reinforce safety profiles, and navigate regional regulatory landscapes to capitalize on emerging opportunities.

FAQs

1. What are the primary clinical advantages of combining Dienogest with Estradiol Valerate?
The combination offers effective contraception with a lower incidence of breakthrough bleeding, improved safety due to lower estrogen doses, and therapeutic benefits in conditions like endometriosis and heavy menstrual bleeding.

2. How does D+EV compare to existing oral contraceptives?
D+EV provides comparable contraceptive efficacy with a potentially better safety profile, reduced side effects, and added therapeutic benefits, making it suitable for women seeking both contraception and management of gynecological conditions.

3. Are there any significant safety concerns associated with D+EV?
While generally well tolerated, safety considerations include thromboembolic risks, especially in women with predisposing factors. Ongoing pharmacovigilance and tailored patient assessment remain essential.

4. What markets are most promising for D+EV expansion?
Emerging markets in Asia, Africa, and Latin America display significant growth potential due to increasing contraceptive use, supportive healthcare policies, and unmet needs for safe, effective hormonal therapies.

5. What role will biosimilars play in the future of D+EV?
Biosimilars and generics could increase affordability and accessibility, potentially expanding the user base. However, they may also heighten price competition, affecting margins for innovator brands.


Sources:

[1] MarketsandMarkets. "Contraceptives Market by Product Type, End User, and Region — Global Forecast to 2027."
[2] Obstetrics & Gynecology Journal. "Clinical efficacy and safety of Dienogest and Estradiol Valerate in contraceptive therapy."
[3] EMA and FDA approval announcements for combined oral contraceptives containing Dienogest and Estradiol variants.
[4] Reports from industry analysts on the contraceptive pipeline and market trends.

Note: The above synthesis integrates recent clinical trial data, market insights, and projections based on industry reports, academic publications, and regulatory updates as of early 2023.

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