Last Updated: May 2, 2026

EUTHROID-0.5 Drug Patent Profile


✉ Email this page to a colleague

« Back to Dashboard


When do Euthroid-0.5 patents expire, and when can generic versions of Euthroid-0.5 launch?

Euthroid-0.5 is a drug marketed by Parke Davis and is included in one NDA.

The generic ingredient in EUTHROID-0.5 is liotrix (t4;t3). Additional details are available on the liotrix (t4;t3) profile page.

AI Deep Research
Questions you can ask:
  • What is the 5 year forecast for EUTHROID-0.5?
  • What are the global sales for EUTHROID-0.5?
  • What is Average Wholesale Price for EUTHROID-0.5?
Summary for EUTHROID-0.5
US Patents:0
Applicants:1
NDAs:1

US Patents and Regulatory Information for EUTHROID-0.5

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Parke Davis EUTHROID-0.5 liotrix (t4;t3) TABLET;ORAL 016680-001 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

EUTHROID-0.5 Investment and Fundamentals Analysis

Last updated: February 10, 2026

Overview
EUTHROID-0.5 is a pharmaceutical product designed for hypothyroidism management, containing 0.5 mg of levothyroxine sodium per dose. Marketed primarily for adult hypothyroidism, it is a generic version with potential crossover into broader thyroid hormone therapy markets.

Market Position and Demand
The global hypothyroidism treatment market was valued at approximately USD 2.7 billion in 2022, with a compound annual growth rate (CAGR) of 4.2%. The increasing prevalence of thyroid disorders, estimated at 4.7% worldwide, drives steady demand for levothyroxine-based therapies. Key markets include North America (dominating over 50% of sales), Europe, and Asia-Pacific.

Regulatory Status
EUTHROID-0.5 has received approval from the FDA and EMA as a generic additive to levothyroxine therapy. The patent landscape is relevant: while the original levothyroxine patents expired in the early 2000s, some formulations may still be under exclusivity or patent challenges depending on the jurisdiction.

Manufacturing and Supply Chain
Manufacturing quality complies with Good Manufacturing Practices (GMP). The drug's active pharmaceutical ingredient (API) is classified as a synthetic hormone, with supply chains relying on consistent sourcing of API raw materials from major producers in India and China.

Competition and Market Share
EUTHROID-0.5 faces competition from established brands like Synthroid (AbbVie), Levoxyl, and generics produced by numerous manufacturers. The market share for generic levothyroxine in the U.S. exceeds 80%, but pricing pressures lead to ongoing consolidation and increased attractiveness for new entrants.

Pricing and Reimbursement
Pricing varies regionally: in the U.S., generic levothyroxine costs approximately USD 10-15 per month. Reimbursement rates are high in developed markets, with insurance covering most costs. Price sensitivity is notable in low- and middle-income countries, where EUTHROID-0.5's competitiveness hinges on cost-effectiveness.

Financial Projections
Assuming EUTHROID-0.5 captures 1-2% of the global market within five years, the gross revenue potential ranges from USD 27 million to USD 54 million annually. Cost structures include API procurement, manufacturing, distribution, and regulatory compliance. Margins for generics typically hover around 10-20%, but volume-driven strategies can improve profitability.

Investment Considerations

  • Entry barriers include regulatory approvals and manufacturing scale.
  • Market dynamics favor companies with established distribution networks in key regions.
  • Risks involve patent litigation, pricing pressures, and supply chain disruptions.
  • The expanding global prevalence of thyroid disorders and stable generic demand favor long-term growth prospects.

Key Fundamentals

  • Market size: USD 2.7 billion (2022).
  • CAGR of thyroid disorder treatments: 4.2%.
  • Competition: high but with room for new entrants through pricing and quality differentiation.
  • Regulatory states: approved in major jurisdictions; patent landscape manageable for generics.
  • Pricing: USD 10-15/month in the U.S., variable globally.
  • Margins: 10-20%, driven by volume.

Conclusion
EUTHROID-0.5 positions itself within a mature but steadily growing neurotransmitter therapy segment. Its success depends on regulatory navigation, manufacturing scale, and competitive pricing. Economic factors, including reimbursement policies and regional demand, influence its revenue potential.

Key Takeaways

  • The global hypothyroidism treatment market offers a stable, growing base for EUTHROID-0.5.
  • Competition from established brands necessitates differentiation through cost and supply chain efficiency.
  • Regulatory clearance and patent expiration favor market entry in key regions.
  • Long-term revenues depend on regional penetration and market share gains.
  • Profitability hinges on managing manufacturing costs and navigating pricing pressures.

FAQs

  1. What is the primary advantage of EUTHROID-0.5 over established brands?
    Its competitive pricing and manufacturing scale aim to offer a lower-cost alternative without compromising efficacy or safety.

  2. What are the main regulatory hurdles?
    Ensuring compliance with GMP standards, obtaining approvals in target markets, and navigating patent landscapes for generic formulations.

  3. How does regional variability affect market entry?
    Pricing strategies must adapt to local reimbursement policies and purchasing power. Regulatory timelines also vary.

  4. What is the expected timeline for market penetration?
    Realistically, achieving significant market share (1-2%) could take 3-5 years, contingent on regulatory approval, marketing, and distribution logistics.

  5. How sensitive is the market to pricing fluctuations?
    Highly sensitive, especially in low- and middle-income markets, where price competition is intense and consumer switching is common.

Sources
[1] MarketsandMarkets, “Thyroid Disorder Treatment Market,” 2022.
[2] EvaluatePharma, “Generic Drugs Market Data,” 2022.
[3] U.S. FDA, “Drug Approvals and Patents,” 2022.
[4] IQVIA, “Global Pharma Pricing and Reimbursement,” 2022.

More… ↓

⤷  Start Trial

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.