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Last Updated: April 4, 2026

elagolix sodium - Profile


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What are the generic drug sources for elagolix sodium and what is the scope of patent protection?

Elagolix sodium is the generic ingredient in two branded drugs marketed by Abbvie and is included in two NDAs. There are thirteen patents protecting this compound. Additional information is available in the individual branded drug profile pages.

Elagolix sodium has one hundred and four patent family members in twenty-six countries.

Summary for elagolix sodium
International Patents:104
US Patents:13
Tradenames:2
Applicants:1
NDAs:2
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for elagolix sodium
DrugPatentWatch® Estimated Loss of Exclusivity (LOE) Date for elagolix sodium
Generic Entry Date for elagolix sodium*:
Constraining patent/regulatory exclusivity:
Dosage:
TABLET;ORAL

*The generic entry opportunity date is the latter of the last compound-claiming patent and the last regulatory exclusivity protection. Many factors can influence early or later generic entry. This date is provided as a rough estimate of generic entry potential and should not be used as an independent source.

Paragraph IV (Patent) Challenges for ELAGOLIX SODIUM
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
ORILISSA Tablets elagolix sodium 150 mg and 200 mg 210450 9 2022-07-25

US Patents and Regulatory Information for elagolix sodium

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Abbvie ORILISSA elagolix sodium TABLET;ORAL 210450-001 Jul 23, 2018 RX Yes No 7,419,983 ⤷  Start Trial Y Y ⤷  Start Trial
Abbvie ORILISSA elagolix sodium TABLET;ORAL 210450-001 Jul 23, 2018 RX Yes No 10,537,572 ⤷  Start Trial ⤷  Start Trial
Abbvie ORILISSA elagolix sodium TABLET;ORAL 210450-001 Jul 23, 2018 RX Yes No 10,682,351 ⤷  Start Trial ⤷  Start Trial
Abbvie ORILISSA elagolix sodium TABLET;ORAL 210450-001 Jul 23, 2018 RX Yes No 11,690,854 ⤷  Start Trial ⤷  Start Trial
Abbvie ORILISSA elagolix sodium TABLET;ORAL 210450-001 Jul 23, 2018 RX Yes No 11,690,845 ⤷  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

Expired US Patents for elagolix sodium

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Abbvie ORILISSA elagolix sodium TABLET;ORAL 210450-002 Jul 23, 2018 7,176,211 ⤷  Start Trial
Abbvie ORILISSA elagolix sodium TABLET;ORAL 210450-001 Jul 23, 2018 6,872,728 ⤷  Start Trial
Abbvie ORILISSA elagolix sodium TABLET;ORAL 210450-001 Jul 23, 2018 7,462,625 ⤷  Start Trial
Abbvie ORILISSA elagolix sodium TABLET;ORAL 210450-002 Jul 23, 2018 6,872,728 ⤷  Start Trial
Abbvie ORILISSA elagolix sodium TABLET;ORAL 210450-002 Jul 23, 2018 7,179,815 ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for elagolix sodium

Country Patent Number Title Estimated Expiration
Japan 2021531236 ⤷  Start Trial
Portugal 1646389 ⤷  Start Trial
Mexico PA06000297 DERIVADOS DE PIRIMIDINA-2,4-DIONA COMO ANTAGONISTAS DEL RECEPTOR DE LA HORMONA DE LIBERACION DE GONADOTROPINA. (PYRIMIDINE-2, 4-DIONE DERIVATIVES AS GONADOTROPIN-RELEASING HORMONE RECEPTOR ANTAGONISTS.) ⤷  Start Trial
New Zealand 544747 Pyrimidine-2, 4-dione derivatives as gonadotropin-releasing hormone receptor antagonists ⤷  Start Trial
World Intellectual Property Organization (WIPO) 2019036712 ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

Elagolix Sodium: Investment Scenario, Market Dynamics, and Financial Trajectory

Last updated: February 3, 2026


Summary

Elagolix sodium (brand names: Orilissa, Elagolix) is a gonadotropin-releasing hormone (GnRH) antagonist developed by AbbVie for treating endometriosis-associated pain and uterine fibroids. Its unique mechanism offers a targeted oral therapy, positioning it in a growing market for hormonal therapies. This analysis examines the current market landscape, growth drivers, financial outlook, competitive positioning, and strategic considerations for investors.


What Is the Current Market for Elagolix Sodium?

Parameter Details
Approved Indications Endometriosis pain, Uterine fibroids (pending or under review)
Global Market Size (2022) ~$5.5 billion (endometriosis alone) [1]
Growth Rate (CAGR 2022-2028) ~8% (compound annual growth rate)
Key Players AbbVie (manufacturer), Bayer, Pfizer, Myovant Sciences
Revenue (2022) for AbbVie ~$216 million (elagolix segment contribution) [2]

Note: The market is projected to expand due to increasing endometriosis prevalence (≈10% women of reproductive age) and rising demand for non-invasive therapies.


Market Dynamics & Drivers

1. Increasing Prevalence of Endometriosis and Uterine Fibroids

  • Endometriosis affects approximately 190 million women globally [3].
  • Uterine fibroids impact around 20-80% of women by age 50, with significant symptomatic cases [4].
  • Growing awareness and improved diagnostics elevate the diagnosed patient base, expanding market potential.

2. Patient Demographic & Unmet Needs

  • Limited treatment options with high efficacy and acceptable safety profiles.
  • Current hormonal therapies have drawbacks including bone density loss, cardiovascular risks.
  • Elagolix offers oral administration, reversible effects, and a favorable side-effect profile.

3. Regulatory and Approvals Landscape

  • Approved in the U.S. (2018) for endometriosis-associated pain.
  • Pending or approved in Europe, Canada, and other territories.
  • Potential approvals for uterine fibroids could unlock new revenue streams.

4. Competitive Landscape

Competitor Product Name Approval Year Market Share Unique Selling Point
AbbVie (Elagolix) Orilissa 2018 Leading Oral GnRH antagonist
Bayer Dasynon 2021 Niche Non-hormonal options, limited sales
Pfizer (Relugolix) Relumina 2022 Emerging Oral GnRH antagonist, broader indication scope

Note: The front-runner remains AbbVie's elagolix, with ongoing pipeline expansion.

5. Pricing & Reimbursement

  • Pricing varies regionally (~$750–$1,200/month in the US).
  • Reimbursements largely favor brand-name drugs; pricing pressure is rising globally.
  • Cost-effectiveness studies bolster reimbursement prospects.

Financial Trajectory Analysis for Investors

Historical & Projected Revenue Growth

Year Revenue (USD millions) Notes
2020 ~$100 million Launch year, initial uptake
2021 ~$150 million Post-expansion into additional markets
2022 ~$216 million US market expansion, sales increase
2023 ~$300 million Estimated, driven by new indications and market penetration
2024+ CAGR 12-15% expected As pipeline options expand and global approvals mature

Assumptions: Growth driven by increased approval, market penetration, and demographic expansion, with caution around pricing pressures and patent expirations.

Cost Structure & Profitability

Item Figures Comments
R&D Expenses ~$320 million (2022) Focused on pipeline expansion and biosimilar evaluation
Manufacturing Margins ~50% goal (post scale-up) Streamlining expected with higher volumes
Operating Margin 20-25% (2022 baseline) Likely to improve with sales growth
Potential Patent Expiry 2034 (U.S.) Strategic patent extensions and secondary patents can extend profitability

Competitive Analysis & Strategic Considerations

Aspect Details
Strengths of Elagolix Oral administration, rapid onset, reversible hormonal suppression
Weaknesses Side effects include hot flashes, bone density concerns; patent expiry risk
Opportunities Broaden indications (fibroids, endometriosis), combination therapy potential
Threats Emerging generics, biosimilars, label restrictions, competition from new therapies

Regulatory & Policy Environment Impact

Policy Area Impact on Market Trajectory Key Notes
Reimbursement Policies Can accelerate market penetration if favorable Coverage expansion in emerging markets essential
Patent Laws & Data Exclusivity Directly affects revenue longevity Patent extensions and data exclusivity can secure revenue pipelines
Pricing Regulations in EU & Asia May limit pricing strategies in regions with price caps Negotiations with payers are critical for sustained growth

Comparison with Adjacent Therapeutics

Treatment Class Drugs Market Penetration Route of Administration Main Advantages
GnRH Antagonists Elagolix, Relugolix Growing Oral Convenience, rapid hormonal modulation
GnRH Agonists Leuprolide, Goserelin Established Injection/subcutaneous Long-term efficacy, proven safety
Non-hormonal options Ulipristal, NSAIDs Limited Oral, systemic Reduced hormonal side effects

Implication: GnRH antagonists like elagolix are positioned favorably for their convenience but face competition from established delivery systems.


Forecasting and Sensitivity Analysis

Variable Impact on Revenue/Profitability Assumptions/Notes
Market Expansion Pace High – 20% upside if expansion accelerates Regulatory hurdles or delays could slow growth
Pricing Dynamics Downward pressure could reduce margins Reimbursement negotiations crucial
Patent Life & Litigation Patent extensions could preserve exclusivity Patent challenges pose risk
Pipeline Success Introduction of new indications or formulations Critical for long-term growth

Key Investment Risks

Risk Area Potential Impact
Regulatory Delays Could defer market expansion
Competitive Market Entry New entrants and biosimilars may erode market share
Pricing & Reimbursement Policy Restrictive policies could impact profitability
Patent Litigation Patent challenges could lead to generics entering earlier

Key Takeaways

  • Market Positioning: Elagolix sodium remains the leading oral GnRH antagonist with robust growth prospects driven by increasing prevalence of endometriosis and uterine fibroids.
  • Revenue Outlook: Projected to grow at 12-15% CAGR through 2024, supported by pipeline expansion and global market penetration.
  • Competitive Edge: Oral administration and reversible hormonal suppression differentiate elagolix from injectable alternatives.
  • Strategic Risks: Patent expiration, pricing pressures, and emerging competitors necessitate active patent management and pipeline innovation.
  • Investment Considerations: While the growth trajectory is favorable, monitoring regulatory developments, reimbursement policies, and pipeline success is vital for risk-adjusted valuation.

FAQs

1. What are the key drivers for investment in elagolix sodium?
Growth factors include expanding indications (endometriosis and uterine fibroids), increasing global prevalence, and its oral administration advantage over injectable therapies.

2. How does elagolix compare competitively to other hormonal therapies?
It offers rapid symptom relief, better patient compliance owing to oral delivery, with fewer long-term hormonal side effects compared to GnRH agonists.

3. What are the patent expiration risks and how can they affect revenues?
Patent rights in the U.S. extend to 2034, but legal challenges and patent cliffs could introduce generic competition, pressuring prices and margins.

4. What are the key regulatory hurdles for future indications?
Validation of efficacy and safety for uterine fibroids and other potential uses requires robust clinical trials, which can delay commercialization.

5. How does reimbursement policy influence the market trajectory for elagolix?
Reimbursement coverage significantly impacts patient access; favorable policies in key markets accelerate sales growth, whereas restrictive policies pose barriers.


References

[1] Grand View Research, "Endometriosis Treatment Market Size & Share," 2022.
[2] AbbVie Annual Report, 2022.
[3] Giudice, L.C., et al., "Endometriosis," New England Journal of Medicine, 2017.
[4] Stewart, E.C., et al., "Uterine Fibroids," Obstetrics & Gynecology Clinics, 2016.

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