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Last Updated: March 19, 2026

ENOXAPARIN SODIUM Drug Patent Profile


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When do Enoxaparin Sodium patents expire, and what generic alternatives are available?

Enoxaparin Sodium is a drug marketed by Amphastar Pharms Inc, Emerge Bioscience, Sandoz Inc, Amphastar Pharm, Be Pharms, Gland, Hebei Changshan, Sandoz, Shenzhen Techdow, and Zydus Pharms. and is included in eleven NDAs.

The generic ingredient in ENOXAPARIN SODIUM is enoxaparin sodium. There are thirteen drug master file entries for this compound. Sixteen suppliers are listed for this compound. Additional details are available on the enoxaparin sodium profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Enoxaparin Sodium

A generic version of ENOXAPARIN SODIUM was approved as enoxaparin sodium by SANDOZ INC on November 28th, 2011.

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Summary for ENOXAPARIN SODIUM
US Patents:0
Applicants:10
NDAs:11
Paragraph IV (Patent) Challenges for ENOXAPARIN SODIUM
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
LOVENOX (PRESERVATIVE FREE) Injection enoxaparin sodium 100 mg/mL, 3 mL vials 020164 1 2006-12-07

US Patents and Regulatory Information for ENOXAPARIN SODIUM

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Sandoz ENOXAPARIN SODIUM (PRESERVATIVE FREE) enoxaparin sodium INJECTABLE;SUBCUTANEOUS 077857-004 Jul 23, 2010 AP RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Hebei Changshan ENOXAPARIN SODIUM (PRESERVATIVE FREE) enoxaparin sodium INJECTABLE;SUBCUTANEOUS 218775-001 Jan 7, 2026 AP RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Shenzhen Techdow ENOXAPARIN SODIUM (PRESERVATIVE FREE) enoxaparin sodium INJECTABLE;SUBCUTANEOUS 205660-004 Mar 15, 2023 AP RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Sandoz ENOXAPARIN SODIUM (PRESERVATIVE FREE) enoxaparin sodium INJECTABLE;SUBCUTANEOUS 077857-007 Jul 23, 2010 AP RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Shenzhen Techdow ENOXAPARIN SODIUM (PRESERVATIVE FREE) enoxaparin sodium INJECTABLE;SUBCUTANEOUS 205660-005 Mar 15, 2023 AP RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Zydus Pharms ENOXAPARIN SODIUM (PRESERVATIVE FREE) enoxaparin sodium INJECTABLE;SUBCUTANEOUS 076726-003 Jun 23, 2014 AP RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Gland ENOXAPARIN SODIUM (PRESERVATIVE FREE) enoxaparin sodium INJECTABLE;SUBCUTANEOUS 078990-004 Sep 28, 2018 AP RX 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

Investment Scenario and Fundamentals Analysis for Enoxaparin Sodium

Last updated: February 20, 2026

Enoxaparin sodium, a low molecular weight heparin (LMWH), is used primarily for preventing and treating thromboembolic events such as deep vein thrombosis (DVT) and pulmonary embolism (PE). It is a key asset in the anticoagulant drugs market, with significant revenue generation historically.

Market Overview

The global enoxaparin sodium market was valued at approximately USD 6.4 billion in 2022. It is projected to grow at a compound annual growth rate (CAGR) of 4.5% through 2027, driven by increasing prevalence of cardiovascular diseases, rising adoption in prophylactic settings, and expanding applications in emerging markets.

Key Market Drivers

  • Growing incidence of DVT, PE, and other thromboembolic disorders.
  • Increased use in surgical and inpatient settings.
  • Rising awareness and expanding healthcare infrastructure in Asia-Pacific.
  • Patent expirations in major regions are prompting biosimilar product development.

Major Players

  • Sanofi (Lovenox)
  • Novartis (Generics)
  • Sandoz (Biosimilars)
  • Teva Pharmaceuticals
  • CaiTao Pharma (China)

Patent and Regulatory Landscape

Lovenox (Sanofi) held the dominant market share until patent expiration in 2012 in the U.S., opening the market for biosimilars and generics. Biosimilars now capture an estimated 35% of the market in key regions, with increasing regulatory approval pathways.

Regulatory Developments

  • US FDA approved several biosimilars since 2018.
  • European Medicines Agency (EMA) approved biosimilars, such as Bemiparin and Reviparin.
  • China’s National Medical Products Administration (NMPA) fast-tracks biosimilar approvals, expanding local manufacturing.

R&D and Pipeline Analysis

Current R&D focuses on enhancing safety profiles, reducing dosing complexity, and expanding indications. No new chemical entities are in late-stage development; innovation emphasizes biosimilars and innovative delivery routes.

Development Stage Number of Candidates
Phase I 3
Phase II 2
Phase III 0

Repository data indicate limited late-stage pipeline, increasing dependency on biosimilar approval and manufacturing.

Financials and Investment Considerations

Revenue Breakdown

  • The commercial enoxaparin market contributed approximately USD 6.4 billion in 2022.
  • Sanofi's Lovenox accounted for roughly 70% of global sales before patent expiry.
  • Biosimilars generated approx. USD 2 billion in 2022, with projected growth to USD 4 billion by 2027.

Cost Structure

  • Manufacturing requires complex filtration and purification techniques.
  • Regulatory compliance is costly, with process validation and biosimilar approval expenses.

Pricing and Reimbursement

  • Prices decline with biosimilar entry, with U.S. prices dropping up to 30-50% depending on the competitor.
  • Reimbursement policies vary by region, affecting market penetration and profitability.

Competitive Risks

  • Patent litigations delay biosimilar market entry.
  • Market share erosion of originator products pressures revenue.
  • Regulatory hurdles for biosimilar approval differ by jurisdiction.

Investment Risks

  • Market saturation due to biosimilar proliferation.
  • Price erosion driven by intense competition.
  • Dependence on regulatory environment stability.
  • Potential manufacturing challenges affecting supply chain integrity.

Strategic Outlook

Investments should target biosimilar product development, especially in regions with favorable patent landscapes, such as China and Europe. Firms with existing manufacturing capacity or partnerships can achieve cost advantages. Innovation in administration routes, such as subcutaneous or oral formulations, may offer competitive differentiation.

Key Takeaways

  • Enoxaparin sodium remains a high-value drug in anticoagulation but faces market saturation.
  • Biosimilars dominate future growth prospects, especially in emerging markets.
  • Regulatory pathways and patent landscapes significantly influence investment timing.
  • Cost management and supply chain robustness are critical for profitability.
  • Innovation focuses on biosimilar development and optimized delivery methods.

FAQs

1. What is the main driver for enoxaparin sodium's future market growth?
The increasing global prevalence of thromboembolic disorders and the expansion of biosimilar approval pathways.

2. How does patent expiry affect the enoxaparin market?
It opens opportunities for biosimilar entrants, leading to price competition and market share redistribution.

3. What are the primary risks associated with investing in enoxaparin biosimilars?
Regulatory hurdles, patent litigations, pricing pressures, and manufacturing complexities.

4. Which regions present the most promising biosimilar opportunities?
China, Europe, and emerging markets with developing healthcare infrastructure.

5. Are any new formulations or indications in late-stage development?
No; current efforts mainly focus on biosimilars and optimizing existing formulations.


References

[1] Market Research Future. (2023). Global Enoxaparin Market Report.
[2] United States Food and Drug Administration. (2022). Biosimilar Approval History.
[3] European Medicines Agency. (2022). Biosimilar Medicines: A Regulatory Guide.
[4] GlobalData. (2023). Anticoagulants Market Analysis.
[5] IQVIA. (2022). Pharmaceutical Pricing and Reimbursement Data.

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