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Last Updated: December 16, 2025

Olezarsen sodium - Generic Drug Details


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What are the generic drug sources for olezarsen sodium and what is the scope of freedom to operate?

Olezarsen sodium is the generic ingredient in one branded drug marketed by Ionis Pharms Inc and is included in one NDA. There are five patents protecting this compound. Additional information is available in the individual branded drug profile pages.

Olezarsen sodium has three hundred and thirteen patent family members in thirty-eight countries.

One supplier is listed for this compound.

Summary for olezarsen sodium
International Patents:313
US Patents:5
Tradenames:1
Applicants:1
NDAs:1
Finished Product Suppliers / Packagers: 1
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for olezarsen sodium
What excipients (inactive ingredients) are in olezarsen sodium?olezarsen sodium excipients list
DailyMed Link:olezarsen sodium at DailyMed
DrugPatentWatch® Estimated Loss of Exclusivity (LOE) Date for olezarsen sodium
Generic Entry Date for olezarsen sodium*:
Constraining patent/regulatory exclusivity:
ADJUNCT TO DIET TO REDUCE TRIGLYCERIDES IN ADULTS WITH FAMILIAL CHYLOMICRONEMIA SYNDROME (FCS)
Dosage:
SOLUTION;SUBCUTANEOUS

*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.

US Patents and Regulatory Information for olezarsen sodium

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Ionis Pharms Inc TRYNGOLZA (AUTOINJECTOR) olezarsen sodium SOLUTION;SUBCUTANEOUS 218614-001 Dec 19, 2024 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Ionis Pharms Inc TRYNGOLZA (AUTOINJECTOR) olezarsen sodium SOLUTION;SUBCUTANEOUS 218614-001 Dec 19, 2024 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y ⤷  Get Started Free
Ionis Pharms Inc TRYNGOLZA (AUTOINJECTOR) olezarsen sodium SOLUTION;SUBCUTANEOUS 218614-001 Dec 19, 2024 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Ionis Pharms Inc TRYNGOLZA (AUTOINJECTOR) olezarsen sodium SOLUTION;SUBCUTANEOUS 218614-001 Dec 19, 2024 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y ⤷  Get Started Free
Ionis Pharms Inc TRYNGOLZA (AUTOINJECTOR) olezarsen sodium SOLUTION;SUBCUTANEOUS 218614-001 Dec 19, 2024 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Ionis Pharms Inc TRYNGOLZA (AUTOINJECTOR) olezarsen sodium SOLUTION;SUBCUTANEOUS 218614-001 Dec 19, 2024 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free Y ⤷  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 olezarsen sodium

Country Patent Number Title Estimated Expiration
South Korea 20210037752 ⤷  Get Started Free
Mexico 368155 MODULACIÓN DE LA EXPRESIÓN DE APOLIPOPROTEÍNA C-III (APOCIII) EN POBLACIONES CON DEFICIENCIA DE LIPOPROTEÍNA LIPASA (LPLD). (MODULATION OF APOLIPOPROTEIN C-III (APOCIII) EXPRESSION IN LIPOPROTEIN LIPASE DEFICIENT (LPLD) POPULATIONS.) ⤷  Get Started Free
Singapore 11201508870V COMPOSITIONS AND METHODS FOR MODULATING HBV AND TTR EXPRESSION ⤷  Get Started Free
Brazil 112013027479 "usos de um composto ou de um oligonucleotídeo modificado dirigidos a apociii, e medicamento compreendendo o referido composto" ⤷  Get Started Free
Hong Kong 1221475 ⤷  Get Started Free
Poland 2992098 ⤷  Get Started Free
European Patent Office 3357497 MODULATION DE L'EXPRESSION DE L'APOLIPOPROTÉINE C-III (APOCIII) (MODULATION OF APOLIPOPROTEIN CIII (APOCIII) EXPRESSION) ⤷  Get Started Free
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for olezarsen sodium

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
3524680 2025C/700 Belgium ⤷  Get Started Free PRODUCT NAME: EPLONTERSEN, OPTIONEEL IN DE VORM VAN EEN FARMACEUTISCH AANVAARDBAAR ZOUT; AUTHORISATION NUMBER AND DATE: EU/1/24/1875 20250306
3524680 C20250028 Finland ⤷  Get Started Free
3524680 301341 Netherlands ⤷  Get Started Free PRODUCT NAME: EPLONTERSEN, DESGEWENST IN DE VORM VAN EEN FARMACEUTISCH AANVAARDBAAR ZOUT; REGISTRATION NO/DATE: EU/1/24/1875 20250307
3524680 CA 2025 00027 Denmark ⤷  Get Started Free PRODUCT NAME: EPLONTERSEN OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF; REG. NO/DATE: EU/1/24/1875 20250307
3524680 122025000044 Germany ⤷  Get Started Free PRODUCT NAME: EPLONTERSEN, GEGEBENENFALLS IN FORM EINES PHARMAZEUTISCH VERTRAEGLICHEN SALZES DAVON; REGISTRATION NO/DATE: EU/1/24/1875 20250306
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

Market Dynamics and Financial Trajectory for OLEZARSEN SODIUM

Last updated: July 29, 2025


Introduction

Olezarsen sodium, a novel antisense oligonucleotide, has emerged as a promising therapeutic agent targeting hypertriglyceridemia and associated cardiovascular risks. Its unique mechanism involves inhibiting apolipoprotein C-III (apoC-III), a key regulator of triglyceride metabolism, thus reducing plasma triglyceride levels. As the pharmaceutical landscape continues to evolve with precision medicine and targeted treatments, understanding the market dynamics and financial trajectory of olezarsen sodium becomes vital for stakeholders, including investors, healthcare providers, and pharmaceutical developers.


Market Landscape and Therapeutic Need

Hypertriglyceridemia, characterized by elevated triglyceride levels (>150 mg/dL), predisposes patients to pancreatitis and cardiovascular disease. Despite the availability of statins and fibrates, a significant subset of patients remains inadequately managed, especially those with severe hypertriglyceridemia or familial chylomicronemia syndrome. The unmet medical need for more effective, targeted therapies has fostered innovation, positioning agents like olezarsen sodium at the forefront.

The prevalence of hypertriglyceridemia is rising globally, driven by increasing rates of obesity, diabetes, and metabolic syndrome. The cardiometabolic health crisis underscores the critical market opportunity for drugs that effectively modulate triglycerides and improve cardiovascular outcomes.


Regulatory Milestones and Market Entry Timing

Olezarsen sodium has received regulatory designations that expedite development; for example, the FDA granted it Fast Track designation for certain indications, facilitating accelerated review processes. Phase 2 trials demonstrating significant triglyceride reduction have paved the way for subsequent pivotal studies, with regulatory decisions expected within the next 12-24 months.

The timing of drug approval critically influences its financial trajectory. Early approval during a period of escalating cardiovascular disease awareness and rising hypertriglyceridemia prevalence could position olezarsen sodium for rapid market penetration. Conversely, delays due to clinical trial setbacks or regulatory hurdles could postpone revenue generation.


Market Penetration and Competitive Landscape

The current therapeutic landscape features statins as first-line agents, with fibrates, niacin, and omega-3 fatty acids serving as secondary options. Recently, PCSK9 inhibitors have entered the scene but primarily target LDL cholesterol reduction. Olezarsen sodium, with a targeted antisense approach, offers a distinct mechanism that could complement existing therapies or serve as an alternative for refractory cases.

Key competitors include other antisense oligonucleotides and RNA therapeutics targeting lipid regulators, such as volanesorsen (another antisense drug for familial chylomicronemia). The competitive edge of olezarsen sodium hinges on efficacy, safety profile, dosing convenience, and cost-effectiveness.

Market entry strategies involve partnerships with healthcare providers, insurance reimbursement pathways, and targeted patient segmentation. Adoption by clinicians will depend on positive clinical trial outcomes and demonstrated cardiovascular risk reduction benefits.


Financial Projections and Revenue Streams

Projected revenues rely on several variables:

  • Patient Population Size: Estimations suggest 20-30 million individuals worldwide with severe hypertriglyceridemia or familial chylomicronemia, representing a lucrative target market.
  • Pricing Strategy: Given the high unmet need and novelty, pricing could range from $10,000 to $30,000 annually per patient, aligning with other antisense therapies.
  • Market Penetration Rates: Initial penetration could range from 10-20% over five years, expanding as clinical data solidify its efficacy.
  • Payer Acceptance: Reimbursement will depend on demonstrated clinical benefits, cost-effectiveness analyses, and health economic modeling.

Cumulative revenues could range from $200 million in early years to over $1 billion annually in peak adoption scenarios, contingent upon regulatory approval and market dynamics.


Manufacturing and Distribution Considerations

Manufacturing of antisense oligonucleotides involves sophisticated synthetic processes requiring high purity and stability. Scaling production efficiently while maintaining quality standards is critical to meet global demand.

Distribution channels must encompass specialty pharmacies, cardiovascular clinics, and lipid disorder centers. Ensuring supply chain robustness and managing inventory will influence financial outcomes.


Intellectual Property and Licensing Opportunities

Patent protection is vital for exclusivity; olezarsen sodium's composition, manufacturing process, and therapeutic use are protected under patents extending 10-15 years post-approval. Licensing agreements or strategic partnerships can accelerate market access and share R&D risks.

Expanding indications, such as use in other lipid disorders or cardiovascular events, can broaden the patent portfolio and enhance revenue streams.


Market Challenges and Risk Factors

Several factors can impede the financial trajectory:

  • Clinical Efficacy and Safety: Negative trial outcomes or safety concerns can curtail market interest.
  • Pricing and Reimbursement: Payers may limit reimbursement, restricting patient access.
  • Competitive Dynamics: Arrival of superior or cost-effective therapies from competitors can diminish market share.
  • Regulatory Challenges: Delays or rejection can significantly impact financial plans.

Mitigation strategies involve continuous clinical development, robust post-marketing surveillance, and strategic stakeholder engagement.


Long-term Market Outlook

The integration of olezarsen sodium into cardiovascular risk management programs hinges on demonstrated clinical benefits beyond triglyceride lowering, especially in reducing cardiovascular events. The potential to position the drug within broader lipid management and cardio-metabolic frameworks promises sustained revenue growth.

Furthermore, incorporating real-world evidence will strengthen its market position and facilitate broader payer acceptance.


Conclusion

Olezarsen sodium stands as a promising contender in the targeted lipid therapy space. Its market trajectory will depend on regulatory milestones, clinical efficacy, competitive positioning, and payer strategies. While initial projections suggest a substantial revenue opportunity, success hinges on timely approval, effective commercialization, and adherence to expected safety profiles.


Key Takeaways

  • Growing Unmet Need: Rising hypertriglyceridemia prevalence creates substantial market demand for targeted therapies like olezarsen sodium.
  • Regulatory and Clinical Milestones: Approval timelines and clinical success are pivotal to financial success.
  • Market Differentiation: Unique antisense mechanism offers competitive advantages but requires demonstrable superiority and safety.
  • Pricing and Adoption: High pricing potential aligns with unmet needs but depends on payers' acceptance.
  • Long-Term Growth: Broader indications and integration into cardio-metabolic management can sustain revenue streams.

FAQs

Q1: What distinguishes olezarsen sodium from existing lipid-lowering therapies?
A1: Olezarsen sodium employs antisense oligonucleotide technology to specifically inhibit apoC-III, directly reducing triglyceride synthesis and clearance pathways—a mechanism different from statins or fibrates, which target broader lipid pathways.

Q2: When is olezarsen sodium expected to receive regulatory approval?
A2: Based on current clinical trial timelines and regulatory proceedings, approval could occur within 12-24 months, contingent upon successful trial outcomes and agency reviews.

Q3: What is the potential market size for olezarsen sodium?
A3: The global market could encompass 20-30 million patients with severe hypertriglyceridemia, representing multi-billion-dollar revenue opportunities assuming effective market penetration.

Q4: What are the primary challenges facing olezarsen sodium’s commercial success?
A4: Challenges include clinical safety concerns, payer reimbursement hurdles, competition from existing and emerging therapies, and navigating regulatory landscapes.

Q5: How can companies maximize the financial potential of olezarsen sodium?
A5: By securing strong clinical evidence, establishing strategic partnerships, implementing targeted marketing, and broadening indications, companies can enhance market share and revenue streams.


Sources:

  1. [1] Food and Drug Administration. Fast Track Designation for Olezarsen. 2022.
  2. [2] ClinicalTrials.gov. Olezarsen Sodium Studies. 2023.
  3. [3] World Health Organization. Cardiovascular Diseases Factsheet. 2022.
  4. [4] MarketWatch. Global Hypertriglyceridemia Market Revenue Forecast. 2023.

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