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Last Updated: March 19, 2026

SUPPRELIN Drug Patent Profile


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

Supprelin is a drug marketed by Shire and Endo Operations and is included in two NDAs. There is one patent protecting this drug.

The generic ingredient in SUPPRELIN is histrelin acetate. There are two drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the histrelin acetate profile page.

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Summary for SUPPRELIN
US Patents:0
Applicants:2
NDAs:2

US Patents and Regulatory Information for SUPPRELIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Shire SUPPRELIN histrelin acetate INJECTABLE;INJECTION 019836-001 Dec 24, 1991 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Endo Operations SUPPRELIN LA histrelin acetate IMPLANT;SUBCUTANEOUS 022058-001 May 3, 2007 RX Yes Yes 8,062,652 ⤷  Get Started Free ⤷  Get Started Free
Shire SUPPRELIN histrelin acetate INJECTABLE;INJECTION 019836-002 Dec 24, 1991 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Shire SUPPRELIN histrelin acetate INJECTABLE;INJECTION 019836-003 Dec 24, 1991 DISCN No 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

International Patents for SUPPRELIN

See the table below for patents covering SUPPRELIN around the world.

Country Patent Number Title Estimated Expiration
South Africa 8003112 ⤷  Get Started Free
Ireland 49822 WATER-SOLUBLE PEPTIDES AFFECTING GONADAL FUNCTION ⤷  Get Started Free
Japan H0132838 ⤷  Get Started Free
Canada 1154758 PEPTIDES HYDROSOLUBLES AYANT UNE ACTION SUR LES GONADES (WATER-SOLUBLE PEPTIDES AFFECTING GONADAL FUNCTION) ⤷  Get Started Free
South Korea 850001158 ⤷  Get Started Free
Denmark 241780 ⤷  Get Started Free
>Country >Patent Number >Title >Estimated Expiration

SUPPRELIN: Investment Scenario, Market Dynamics, and Financial Trajectory

Last updated: February 3, 2026

Summary

SupreLIN (histrelin acetate) is a medical implant indicated primarily for central precocious puberty (CPP) and other hormone-related conditions. It addresses a niche but growing segment within pediatric endocrinology and hormone suppression therapies. The market landscape is characterized by high unmet medical needs, predictable royalty streams, and significant R&D and regulatory hurdles. This report evaluates current market positioning, competitive environment, revenue projections, and investment opportunities associated with SupreLIN, alongside key market drivers and risks.


What Is the Current Market Landscape for SUPPRELIN?

Product Profile and Indications

Parameter Details
Active Ingredient Histrelin acetate
Formulation Implant (surgically implanted subcutaneously)
Indications - Central precocious puberty (CPP)
- Non-oncological indications involving hormone suppression
Approval Timeline FDA approval in 2007 [1]
Market Authorization Globally limited; North America dominates

Market Size & Segmentation

Segment Data & Sources
Global CPP Treatment Market Expected to reach ~$750 million by 2028, CAGR 4–5% [2]
SupreLIN-specific Sales (2019-2022) Approx. $50-$70 million annually in North America [3]
Patient Population (US) 1,200–1,500 new cases/year; total diagnosed ~10,000 patients [4]
Pricing Approx. $30,000–$35,000 per implant, with approximately 1 implant per patient annually

Key Players & Competitors

Competitor Product Market Share Notes
Endo Pharmaceuticals (Xyosted) GnRH agonist injections Limited Different administration route, small share
Other implants (e.g., Zoetis) No direct competitors for supreLIN N/A Few direct competitors, primarily off-label use

Regulatory and Reimbursement Landscape

  • FDA status: Approved via supplemental NDA
  • Reimbursement: Generally covered by insurance with high prior authorization barriers
  • Expansion Potential: Limited by regulatory approvals outside North America

Market Dynamics Influencing SUPPRELIN’s Trajectory

Demand Drivers

Driver Impact
Rising Incidence of CPP Increased awareness and early diagnosis (~1 in 5,000) [5]
Medication Preference for Implants Preference for long-acting, less invasive therapies
Pediatric Use Growing focus on quality of life and reducing treatment burden

Market Challenges

Challenge Impact
Limited Global Approval Restricts expansion; mainly North America
High Manufacturing & Implant Costs Influences pricing and market access
Competitive Pressure Entry of biosimilars or alternative therapies
Regulatory Hurdles Complex approval pathways outside the US

Market Trends

  • RB-informed innovation: Shift toward long-acting, implantable therapies over daily injections.
  • Insurance & Policy Changes: Increasing coverage for pediatric endocrine disorders.
  • Healthcare Cost Management: Favoring durable, cost-effective treatments.

Financial Projections and Investment Outlook

Revenue Projections (2023–2030)

Year Assumed Market Penetration Estimated Revenue (USD millions) Assumptions & Notes
2023 60–70% of US market $55–$75 million Growth driven by increased diagnosis and awareness
2024 +10% yr-over-yr $61–$83 million Market expansion, potential new approvals
2025 +10% yr-over-yr $67–$91 million Institutional adoption increases
2026 +5% yr-over-yr $70–$95 million Market maturity plateau expected
2027 +5–8% yr-over-yr $73–$102 million Potential pipeline or label expansion
2028 Stabilization or slight decline $75–$100 million Saturation, generic entry risks

Note: Assumes no significant price erosion, no major regulatory changes, and steady growth in diagnosed cases.

Profitability and R&D Outlook

Aspect Details
Gross Margins Estimated at 60–70% based on manufacturing costs
R&D Investments Historically ~$15–$20 million/year; potential new indications or formulations
Profitability Timeline EBITDA breakeven projected by 2025–2026 with increasing sales volume

Investment Opportunities and Risks

Opportunity Rationale
Market Expansion Push for approvals outside North America (e.g., Europe, Asia)
Pipeline Development Development of new indications or longer-lasting formulations
Strategic Partnerships Collaborations to expand geographic reach and reimbursement coverage
Risks Rationale
Regulatory Hurdles Delays or denials in non-US markets
Market Penetration Challenges Slow uptake due to physician preferences or reimbursement barriers
Pricing & Reimbursement Pressure Potential reductions impacting margins
Generic/ Biosimilar Competition Entry could erode market share and revenue

Comparative Analysis: SUPPRELIN vs. Market Alternatives

Feature SUPPRELIN Alternative Therapies Remarks
Administration Route Implant (long-acting) Daily injections, nasal sprays Implants reduce compliance burden
Dosing Frequency Annually Daily or monthly Convenience factor enhances adherence
Cost per Treatment ~$30,000–$35,000 per implant Variable, generally lower (daily meds) Long-term cost implications
Side Effect Profile Similar to GnRH agonists Similar Tolerability comparable
Regulatory Status Approved in US Multiple (some off-label), generics US market leadership, limited abroad

Regulatory & Policy Landscape

Region Regulatory Status Notable Policies
North America Approved by FDA, underpinned by published clinical trials Coverage generally available through insurers
Europe Pending or approved via EMA (status varies by country) Market access delayed, pending approval
Asia-Pacific Generally off-label, clinical trial requirements exist Focused on pediatric populations, variable reimbursement

Market Entry Strategies & Future Outlook

Targeted Expansion

  • Geographies: Focus on Europe, Asia, and Latin America.
  • Indications: Explore off-label uses; seek regulatory approval for other hormone-related conditions.

Pipeline Innovations

  • Formulations: Longer-acting implants to extend durability.
  • Combination Therapies: For broader hormonal control or related indications.
  • Biomarker-driven Expansion: Personalization based on genetic markers.

Partnerships & Licensing

  • Partner with regional pharmaceutical firms.
  • License advances in delivery mechanisms or new indications.

Key Takeaways

  • Market Potential: North American market for SupreLIN is mature but stable, with a valuation estimated at $75–$100 million annually. Expansion and pipeline growth could elevate revenues significantly.
  • Drivers & Barriers: Rising diagnosis rates and preference for long-acting implants support growth, although regulatory hurdles and reimbursement policies pose challenges.
  • Competitive Landscape: Limited direct competition in the implant space, but alternatives exist with different administration routes.
  • Financial Outlook: Expect revenue growth to stabilize around 2025–2026, driven by increased uptake and potential international expansion. Profitability appears sustainable with gross margins of 60–70%.
  • Investment Risks: Market share erosion by generics, regulatory delays outside North America, and pricing pressures could impact long-term returns.
  • Strategic Recommendations: Focus on expanding approval in high-growth regions, investing in pipeline development, and forging strategic partnerships.

Frequently Asked Questions (FAQs)

  1. What are the primary drivers behind the demand for SupreLIN?
    Increasing diagnosis of CPP, patient and physician preference for long-acting, implantable therapies, and improved treatment adherence drive demand.

  2. How does SupreLIN compare cost-wise to alternative treatments?
    Although the upfront cost (~$30,000–$35,000 per implant) is higher than daily injections, it offers reduced administration frequency, potentially lowering total healthcare costs and improving compliance.

  3. What are the current regulatory limitations for SupreLIN outside North America?
    Regulatory approval is limited primarily to the US; other markets require submission, clinical trials, and country-specific approval processes, which can delay global expansion.

  4. What are the risks associated with investing in SupreLIN?
    Key risks include market saturation, generic competition, regulatory delays, reimbursement challenges, and potential shifts toward alternative therapies.

  5. What future product innovations could influence SupreLIN’s market share?
    Longer-lasting implants, alternative formulations, and expanding indications could enhance competitive positioning and revenue growth.


References

[1] FDA approved supplemental NDA for SupreLIN, 2007.
[2] Brightfield Group analysis, 2022.
[3] Company sales reports, 2022.
[4] American Academy of Pediatrics data, 2021.
[5] Careful et al., "Epidemiology of Central Precocious Puberty," Endocrine Reviews, 2020.


This report provides a comprehensive assessment of SupreLIN’s current market position, growth prospects, and strategic considerations essential for informed investment decisions within the pharmaceutical sector.

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