You're using a free limited version of DrugPatentWatch: ➤ Start for $299 All access. No Commitment.

Last Updated: December 20, 2025

CLINICAL TRIALS PROFILE FOR NORGESTREL AND ETHINYL ESTRADIOL


✉ Email this page to a colleague

« Back to Dashboard


All Clinical Trials for NORGESTREL AND ETHINYL ESTRADIOL

Trial ID Title Status Sponsor Phase Start Date Summary
NCT00033358 ↗ Hormone Therapy in Preventing Endometrial Cancer in Patients With a Genetic Risk For Hereditary Nonpolyposis Colon Cancer Completed National Cancer Institute (NCI) Phase 2 2002-02-01 Randomized phase II trial to compare two different hormone therapy regimens in preventing endometrial cancer in women who have a genetic risk for hereditary nonpolyposis colon cancer. Hormone therapy may prevent the development of endometrial cancer in women with a genetic risk for hereditary nonpolyposis colon cancer. It is not yet known which hormone therapy regimen is more effective in preventing endometrial cancer.
NCT00254865 ↗ A Comparative Pharmacokinetic Study of ORTHO EVRA (a Transdermal Contraceptive Patch) and CILEST (an Oral Contraceptive) in Healthy Female Volunteers Completed Johnson & Johnson Pharmaceutical Research & Development, L.L.C. Phase 1 2002-08-01 The objective of this study is to compare the levels of the hormones norelgestromin, norgestrel, and ethinyl estradiol in the bloodstream of healthy female volunteers administered ORTHO EVRA® (a transdermal contraceptive patch) and CILEST® (an oral contraceptive). The open-label treatment phase of the study consists of two 28-day cycles of one treatment, a washout period of 28 days, and crossover to two 28-day cycles of the other treatment.
NCT00258063 ↗ A Study to Evaluate the Exposure of Norelgestromin and Ethinyl Estradiol From Commercial Lots of EVRA (a Transdermal Contraceptive Patch Manufactured by LOHMANN Therapie-Systeme) and CILEST (an Oral Contraceptive) Completed Johnson & Johnson Pharmaceutical Research & Development, L.L.C. Phase 1 2004-05-01 The objective of this study is to estimate exposure to the hormones norelgestromin, norgestrel, and ethinyl estradiol in healthy female volunteers across multiple commercial lots of EVRA® (a transdermal contraceptive patch manufactured by LOHMANN Therapie-Systeme), to compare these data to exposure data from one clinical lot, and to compare these data to exposure data from a commercially available oral contraceptive.
NCT00258076 ↗ A Study to Evaluate the Hormone Exposure From Multiple Commercial Lots of ORTHO EVRA (a Transdermal Contraceptive Patch) Completed Johnson & Johnson Pharmaceutical Research & Development, L.L.C. Phase 1 2004-04-01 The objective of this study is to estimate the exposure to the hormones norelgestromin, norgestrel, and ethinyl estradiol in the bloodstream of healthy female volunteers across multiple commercial lots of ORTHO EVRA® (a transdermal contraceptive patch) and to compare these data to historical hormonal exposure data from one ORTHO EVRA® clinical development lot.
NCT02792517 ↗ Erenumab (AMG 334) Plus Combined Oral Contraceptive Drug Interaction Study in Healthy Females Completed Amgen Phase 1 2016-02-12 A pharmacokinetic drug interaction study of erenumab and an oral contraceptive containing progestin and estrogen.
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for NORGESTREL AND ETHINYL ESTRADIOL

Condition Name

Condition Name for NORGESTREL AND ETHINYL ESTRADIOL
Intervention Trials
Contraception 3
Female Contraception 3
Endometrial Cancer 1
Headache, Migraine 1
[disabled in preview] 0
This preview shows a limited data set
Subscribe for full access, or try a Trial

Condition MeSH

Condition MeSH for NORGESTREL AND ETHINYL ESTRADIOL
Intervention Trials
Migraine Disorders 1
Headache 1
Endometrial Neoplasms 1
Colorectal Neoplasms, Hereditary Nonpolyposis 1
[disabled in preview] 0
This preview shows a limited data set
Subscribe for full access, or try a Trial

Clinical Trial Locations for NORGESTREL AND ETHINYL ESTRADIOL

Trials by Country

Trials by Country for NORGESTREL AND ETHINYL ESTRADIOL
Location Trials
United States 4
This preview shows a limited data set
Subscribe for full access, or try a Trial

Trials by US State

Trials by US State for NORGESTREL AND ETHINYL ESTRADIOL
Location Trials
Texas 2
Wisconsin 1
California 1
This preview shows a limited data set
Subscribe for full access, or try a Trial

Clinical Trial Progress for NORGESTREL AND ETHINYL ESTRADIOL

Clinical Trial Phase

Clinical Trial Phase for NORGESTREL AND ETHINYL ESTRADIOL
Clinical Trial Phase Trials
Phase 2 1
Phase 1 4
[disabled in preview] 0
This preview shows a limited data set
Subscribe for full access, or try a Trial

Clinical Trial Status

Clinical Trial Status for NORGESTREL AND ETHINYL ESTRADIOL
Clinical Trial Phase Trials
Completed 5
[disabled in preview] 0
This preview shows a limited data set
Subscribe for full access, or try a Trial

Clinical Trial Sponsors for NORGESTREL AND ETHINYL ESTRADIOL

Sponsor Name

Sponsor Name for NORGESTREL AND ETHINYL ESTRADIOL
Sponsor Trials
Johnson & Johnson Pharmaceutical Research & Development, L.L.C. 3
National Cancer Institute (NCI) 1
Amgen 1
[disabled in preview] 0
This preview shows a limited data set
Subscribe for full access, or try a Trial

Sponsor Type

Sponsor Type for NORGESTREL AND ETHINYL ESTRADIOL
Sponsor Trials
Industry 4
NIH 1
[disabled in preview] 0
This preview shows a limited data set
Subscribe for full access, or try a Trial

Clinical Trials Update, Market Analysis, and Projection for Norgestrel and Ethinyl Estradiol

Last updated: November 2, 2025


Introduction

Norgestrel combined with ethinyl estradiol remains a cornerstone in hormonal contraceptive therapy. This combination therapy, primarily used for oral contraception, has experienced continuous development, regulatory scrutiny, and market dynamics shaped by emerging clinical data and evolving consumer preferences. This analysis synthesizes recent clinical trial activity, evaluates the current market landscape, and projects future trends for Norgestrel and Ethinyl Estradiol-based formulations.


Clinical Trials Update

Recent Clinical Trial Landscape

Over the past three years, clinical research on Norgestrel and Ethinyl Estradiol has primarily focused on expanding safety profiles, improving compliance, and evaluating long-term health outcomes. Notably, the following trends have emerged:

  • Safety and Side Effect Profile: Multiple studies have reaffirmed the safety of Norgestrel and Ethinyl Estradiol when used within approved dosages. A trial published in Contraception (2021) explored thrombosis risks linked to various formulations, emphasizing the necessity of individualized prescribing.

  • Formulation Innovations: Just recently, a phase II trial evaluated low-dose formulations aiming to reduce estrogen-related estrogenic side effects, including nausea and breast tenderness, while maintaining contraceptive efficacy. The trial indicated comparable efficacy with improved tolerability, suggesting potential for dosage optimization.

  • Extended Use and Dosing Regimens: Growing research supports extended cycle regimens—covering 3 months or more—aimed at decreasing pill burden. A notable trial published in The Journal of Clinical Endocrinology & Metabolism (2022) demonstrated high compliance rates with extended-cycle pills containing Norgestrel and Ethinyl Estradiol, with minimal breakthrough bleeding.

  • Non-Contraceptive Benefits: Several ongoing studies assess additional benefits such as improvements in acne, menstrual regulation, and bone density support, reflecting broader therapeutic interests.

Regulatory and Market-Related Clinical Developments

In 2022, regulatory agencies like the FDA and EMA issued guidelines emphasizing the importance of real-world safety data, influencing ongoing and future trials. Patent expirations of some formulations and the advent of generic versions have prompted increased post-marketing surveillance, with some recent Phase IV studies assessing comparative safety profiles of generics versus brand-name drugs.


Market Analysis

Current Market Landscape

The global hormonal contraceptives market was valued at approximately USD 4.1 billion in 2021, with North America, Europe, and Asia-Pacific as key regions [1]. Norgestrel and Ethinyl Estradiol formulations constitute a significant segment, owing to their widespread acceptance, insurance coverage, and clinical familiarity.

  • Key Market Players: Major pharmaceutical companies like Teva, Bayer, and Allergan dominate the market with established oral contraceptive brands such as Norinyl, Lo/Ovral, and others. The race for patent extensions and formulation improvements remains competitive.

  • Market Penetration Factors: Efficacy, safety profile, affordability, and regulatory approval shape product success. Generic versions have expanded access, particularly in low- and middle-income countries, where affordability and availability drive sales.

  • Consumer Preferences: Trends favor lower-dose formulations with fewer side effects, extended-cycle options, and non-pill therapies. Increasing awareness of hormonal impacts has driven demand for personalized contraception options.

Emerging Trends and Market Drivers

  • Shift Toward Multi-Purpose Products: Integration with non-contraceptive health benefits, such as acne control, osteoporosis prevention, and menstrual regulation, is creating new product opportunities.

  • Digital and Telehealth Integration: Telemedicine's rise facilitates increased prescription of oral contraceptives, including Norgestrel and Ethinyl Estradiol, expanding market reach, especially in underserved regions.

  • Regulatory Environment: Stringent safety monitoring and approval pathways in mature markets bolster consumer confidence but may slow launches of new formulations.

  • Impact of Biosimilars and Generics: Increased availability of biosimilars in some regions may influence pricing strategies and market share distribution.


Market Projection

Forecast Overview (2023-2030)

Based on current trends, the global market for Norgestrel and Ethinyl Estradiol formulations is projected to grow at a CAGR of approximately 4-6% over the next seven years, reaching approximately USD 6.5 billion by 2030 [2].

Drivers of Growth

  • Expansion into Emerging Markets: Increased contraceptive adoption in regions like Africa, Southeast Asia, and Latin America—driven by population growth and contraceptive awareness campaigns—will bolster sales.

  • Product Innovation and Extended-Use Formulations: Continued development of low-dose, extended-cycle, and combination products aligning with consumer preferences is expected to capture increased market share.

  • Non-Contraceptive Uses: Recognition of benefits such as menstrual disorder management and acne treatment could diversify product applications, adding to revenue streams.

  • Regulatory Approvals and Policy Changes: As low and middle-income countries implement policies to improve reproductive health, market access will expand.

Challenges and Risks

  • Regulatory Hurdles: Stringent approvals and safety concerns may delay new product launches.

  • Competitive Pressure: Growth of alternative contraceptive methods—such as intrauterine devices and hormonal implants—could influence market share.

  • Safety Perceptions: Publicized adverse events related to hormonal contraceptives may impact consumer confidence, necessitating transparent safety communication.


Key Takeaways

  • Clinical trials are increasingly emphasizing safety, tolerability, and extended-cycle regimens, with promising developments toward lower-dose and multi-benefit formulations.

  • The global market remains robust, driven by ongoing demand, innovation, and expansion into emerging regions.

  • Growth projections indicate a steady CAGR of 4-6%, with the total market valued at USD 6.5 billion by 2030, underscoring sustained commercial opportunity.

  • Product differentiation through safety improvements, extended use, and integrated health benefits will be critical for capturing market share.

  • Regulatory vigilance and consumer-centered product development are essential to navigate evolving industry landscape and maximize market presence.


FAQs

1. What are the main clinical advantages of Norgestrel and Ethinyl Estradiol formulations?
They provide reliable contraception, menstrual cycle regulation, and non-contraceptive benefits such as acne reduction and menstrual pain relief. Recent trials highlight improved tolerability with low-dose and extended-cycle options.

2. How does recent clinical research influence safety monitoring of these contraceptives?
It supports a nuanced understanding of risks like thrombosis, encouraging personalized prescribing and ongoing surveillance, especially with generic and lower-dose formulations.

3. What markets are emerging as key growth areas for these contraceptives?
Emerging markets in Asia, Africa, and Latin America show increased adoption, driven by rising awareness, population growth, and supportive policies.

4. How might product innovation impact future market share?
Innovations such as extended-cycle, low-dose, and multi-benefit formulations will likely attract consumers seeking convenience and minimized side effects, boosting market share.

5. What regulatory challenges exist for new formulations?
Ensuring safety, efficacy, and minimal adverse effects while complying with diverse regional regulations remains a core challenge, potentially impacting product approvals and market entry timelines.


Sources

[1] Market Research Future, "Hormonal Contraceptives Market Analysis," 2022.
[2] Grand View Research, "Contraceptive Drugs Market Size and Forecast," 2022.

More… ↓

⤷  Get Started Free

Make Better Decisions: Try a trial or see plans & pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.