ENOXAPARIN SODIUM (PRESERVATIVE FREE) Drug Patent Profile

Which patents cover Enoxaparin Sodium (preservative Free), and what generic alternatives are available?

Enoxaparin Sodium (preservative Free) is a drug marketed by Amphastar Pharm, Be Pharms, Emerge Bioscience, Gland, Hebei Changshan, Sandoz, Shenzhen Techdow, and Zydus Pharms. and is included in eight NDAs.

The generic ingredient in ENOXAPARIN SODIUM (PRESERVATIVE FREE) is enoxaparin sodium. There are thirteen drug master file entries for this compound. Seventeen 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 (preservative Free)

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

Summary for ENOXAPARIN SODIUM (PRESERVATIVE FREE)

US Patents:	0
Applicants:	8
NDAs:	8
Finished Product Suppliers / Packagers:	16
Raw Ingredient (Bulk) Api Vendors:	25
DailyMed Link:	ENOXAPARIN SODIUM (PRESERVATIVE FREE) at DailyMed

Pharmacology for ENOXAPARIN SODIUM (PRESERVATIVE FREE)

Drug Class

Low Molecular Weight Heparin

US Patents and Regulatory Information for ENOXAPARIN SODIUM (PRESERVATIVE FREE)

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	077857-006	Jul 23, 2010	AP	RX	No	No
Hebei Changshan	ENOXAPARIN SODIUM (PRESERVATIVE FREE)	enoxaparin sodium	INJECTABLE;SUBCUTANEOUS	218775-004	Jan 7, 2026	AP	RX	No	No
Shenzhen Techdow	ENOXAPARIN SODIUM (PRESERVATIVE FREE)	enoxaparin sodium	INJECTABLE;SUBCUTANEOUS	205660-007	Mar 15, 2023	AP	RX	No	No
Shenzhen Techdow	ENOXAPARIN SODIUM (PRESERVATIVE FREE)	enoxaparin sodium	INJECTABLE;SUBCUTANEOUS	205660-003	Mar 15, 2023	AP	RX	No	No

EU/EMA Drug Approvals for ENOXAPARIN SODIUM (PRESERVATIVE FREE)

Company	Drugname	Inn	Product Number / Indication	Status	Generic	Biosimilar	Orphan	Marketing Authorisation	Marketing Refusal
Techdow Pharma Netherlands B.V.	Inhixa	enoxaparin sodium	EMEA/H/C/004264Inhixa is indicated for adults for:Prophylaxis of venous thromboembolism, particularly in patients undergoing orthopaedic, general or oncological surgery.Prophylaxis of venous thromboembolism in patients bedridden due to acute illnesses including acute heart failure, acute respiratory failure, severe infections, as well as exacerbation of rheumatic diseases causing immobilisation of the patient (applies to strengths of 40 mg/0.4 mL).Treatment of deep vein thrombosis (DVT), complicated or uncomplicated by pulmonary embolism.Treatment of unstable angina and non Q wave myocardial infarction, in combination with acetylsalicylic acid (ASA).Treatment of acute ST segment elevation myocardial infarction (STEMI) including patients who will be treated conservatively or who will later undergo percutaneous coronary angioplasty (applies to strengths of 60 mg/0.6 mL, 80 mg/0.8 mL, and 100 mg/1 mL).Blood clot prevention in the extracorporeal circulation during haemodialysis.	Authorised	no	yes	no	2016-09-15
Pharmathen S.A.	Thorinane	enoxaparin sodium	EMEA/H/C/003795Thorinane is indicated for adults for:, , - Prophylaxis of venous thromboembolism, particularly in patients undergoing orthopaedic, general or oncological surgery., , - Prophylaxis of venous thromboembolism in patients bedridden due to acute illnesses including acute heart failure, acute respiratory failure, severe infections, as well as exacerbation of rheumatic diseases causing immobilisation of the patient (applies to strengths of 40 mg/0.4 mL)., , - Treatment of deep vein thrombosis (DVT), complicated or uncomplicated by pulmonary embolism., , - Treatment of unstable angina and non Q wave myocardial infarction, in combination with acetylsalicylic acid (ASA)., , - Treatment of acute ST segment elevation myocardial infarction (STEMI) including patients who will be treated conservatively or who will later undergo percutaneous coronary angioplasty (applies to strengths of 60 mg/0.6 mL, 80 mg/0.8 mL, and 100 mg/1 mL)., , - Blood clot prevention in the extracorporeal circulation during haemodialysis., , Prevention and treatment of various disorders related to blood clots in adults.,	Withdrawn	no	yes	no	2016-09-14

Market Dynamics and Financial Trajectory for Preservative-Free Enoxaparin Sodium

Last updated: April 22, 2026

What Are the Key Market Drivers?

The market for preservative-free enoxaparin sodium (brand names possibly including Lovenox or generics) is influenced by multiple factors:

• Rising demand for anticoagulants: Growing prevalence of venous thromboembolism (VTE), pulmonary embolism, and atrial fibrillation increases need for effective anticoagulants.
• Shift toward preservative-free formulations: Patients with hypersensitivity reactions or lower risk of adverse effects prefer preservative-free versions.
• Surgical and hospitalization trends: Increased surgical procedures, especially orthopedic and cardiovascular surgeries, expand indications for prophylactic anticoagulation.
• Regulatory and safety considerations: Regulatory agencies (FDA, EMA) favor preservative-free formulations due to reduced adverse events linked to preservatives like benzyl alcohol.
• Market expansion in emerging countries: Increased healthcare infrastructure investment boosts access to advanced anticoagulant therapies.

How Do Market Segments Breakdown?

Segment	Details
Product Type	Preservative-free enoxaparin sodium injections
Application	Prophylaxis of deep vein thrombosis (DVT), treatment of acute coronary syndrome (ACS)
End-User	Hospitals, outpatient clinics, surgical centers
Region	North America, Europe, Asia-Pacific, Latin America, Middle East & Africa

What Are Competitive & Regulatory Factors?

• Patent expirations: Leading brands like Lovenox face generic competition post patent expiry (2010 in U.S.).
• Regulatory approvals: New entries require rigorous clinical trials and FDA or EMA clearance; recent approvals focus on biosimilar versions.
• Pricing pressures: Generic entry reduces prices; governments and insurers seek cost-effective alternatives.
• Manufacturing standards: Emphasis on GMP compliance, especially for preservative-free products to prevent contamination.

What Is the Financial Trajectory?

Revenue Projections

Year	Global Market Size (USD billions)	CAGR (2022–2027)	Notes
2022	2.5	—	Base year, driven by prescriptions
2023	2.65	6%	Uptick in prescriptions for preservative-free formulations
2024	2.80	6%	Increased biosimilar competition
2025	3.00	7%	Regulatory approvals for new biosimilars
2026	3.25	8%	Expansion in Asia-Pacific markets
2027	3.50	8%	Mergers and acquisitions potential

Price Trends

• Generic competition: Prices decline approximately 20-30% post patent expiration over 3-5 years.
• Premium for preservative-free versions: 10-15% higher than preservative-containing counterparts.
• Impact of biosimilars: Similar potency biosimilars priced 40-50% lower than originator branded drugs.

Volume Growth

Annual prescriptions increased at a compounded rate of 5-7% globally, with North America leading at 6-8% growth driven by hospital policies favoring preservative-free formulations.

What Are the Investment Opportunities?

• Emerging markets: Rapid infrastructure growth and rising healthcare budgets create opportunities for market expansion.
• Biosimilar development: Companies investing in biosimilar enoxaparin can capture significant market share, especially in Europe and Asia.
• Manufacturing innovations: Enhancing sterile, preservative-free production processes can reduce costs and improve margins.

What Are the Challenges and Risks?

• Pricing pressures: Intense competition from generics can erode margins.
• Regulatory delays: Slower clearance for biosimilars affects timelines and revenues.
• Supply chain disruptions: Dependence on specialized manufacturing for preservative-free products increases vulnerability.
• Safety and efficacy concerns: Variability in biosimilar performance can hinder acceptance.

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Key Takeaways

• The global market for preservative-free enoxaparin sodium is projected to grow at a compound annual rate of about 6-8% until 2027.
• Innovations in biosimilar development and manufacturing processes are key to gaining market share.
• Pricing pressures from generics and biosimilars will influence revenue potential.
• Asia-Pacific and emerging markets present significant growth opportunities.
• Regulatory dynamics and safety considerations remain critical factors impacting the market's path.

FAQs

1. How does the introduction of biosimilars affect the market for preservative-free enoxaparin?
Biosimilars lower the price point, expanding access and increasing volume but can challenge branded products' profitability and market share.

2. What are the key regulatory considerations for preservative-free enoxaparin products?
Regulatory agencies require demonstration of biosimilarity, safety, and efficacy. Preservative-free formulations also demand stringent manufacturing controls to ensure sterility.

3. Which regions offer the highest growth potential?
Asia-Pacific and Latin America offer high growth potential due to expanding healthcare infrastructure and increasing adoption of advanced anticoagulants.

4. What factors influence pricing strategies in this segment?
Patents, manufacturing costs, regulatory approval, market competition, and payer policies directly influence prices.

5. What are the main hurdles for new entrants?
Regulatory approval timelines, high R&D costs, establishing manufacturing compliance, and competing with established brands pose significant hurdles.

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References

[1] MarketsandMarkets. (2022). Global anticoagulants market by product, application, end-user, and region.
[2] U.S. Food and Drug Administration. (2021). Biosimilar development and approval guidelines.
[3] IQVIA. (2022). Pharmaceutical market trends and forecasts.
[4] European Medicines Agency. (2022). Biosimilar approval processes.