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Last Updated: March 19, 2026

dimyristoyl lecithin; perflexane - Profile


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What are the generic sources for dimyristoyl lecithin; perflexane and what is the scope of freedom to operate?

Dimyristoyl lecithin; perflexane is the generic ingredient in one branded drug marketed by Vesselon Spv Llc and is included in one NDA. Additional information is available in the individual branded drug profile pages.

Summary for dimyristoyl lecithin; perflexane
US Patents:0
Tradenames:1
Applicants:1
NDAs:1

US Patents and Regulatory Information for dimyristoyl lecithin; perflexane

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Vesselon Spv Llc IMAGENT dimyristoyl lecithin; perflexane INJECTABLE;INTRAVENOUS 021191-001 May 31, 2002 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

Expired US Patents for dimyristoyl lecithin; perflexane

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Vesselon Spv Llc IMAGENT dimyristoyl lecithin; perflexane INJECTABLE;INTRAVENOUS 021191-001 May 31, 2002 6,280,705 ⤷  Get Started Free
Vesselon Spv Llc IMAGENT dimyristoyl lecithin; perflexane INJECTABLE;INTRAVENOUS 021191-001 May 31, 2002 5,605,673 ⤷  Get Started Free
Vesselon Spv Llc IMAGENT dimyristoyl lecithin; perflexane INJECTABLE;INTRAVENOUS 021191-001 May 31, 2002 5,720,938 ⤷  Get Started Free
Vesselon Spv Llc IMAGENT dimyristoyl lecithin; perflexane INJECTABLE;INTRAVENOUS 021191-001 May 31, 2002 5,798,091 ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

Last updated: February 7, 2026

mmary
Perflexane, containing dimyristoyl lecithin, is a lipid-based ultrasound contrast agent. It has received regulatory approval for specific diagnostic imaging procedures but has limited global market penetration. Investment in drugs like Perflexane requires assessment of regulatory status, competitive landscape, manufacturing scalability, and clinical demand. Currently, the market remains niche, with growth potentials tied to advances in ultrasound technology and emerging diagnostic needs.


What Is the Investment Scenario for Perflexane and Dimyristoyl Lecithin?

Perflexane (marketed under various brand names) is an injectable contrast agent based on phospholipid microbubbles, primarily used to enhance ultrasound imaging of the heart and blood vessels. It deploys dimyristoyl lecithin as a key lipid component. Its market exists within the broader ultrasound contrast agent space, estimated to reach a compound annual growth rate (CAGR) of approximately 8% from 2020 to 2027 [1].

Market Size & Growth Drivers:

  • Estimated global ultrasound contrast agent market was valued at ~$900 million in 2020.
  • Dominant players include GE Healthcare, Bracco, and Lantheus, with Lipid-based microbubbles like Perflexane constituting a niche segment.
  • Growth factors include increased use in cardiology and neurology, aging populations, and rising demand for non-invasive imaging techniques.

Regulatory Status & Market Access:

  • Perflexane received FDA approval for diagnostic imaging procedures.
  • Approved in some European markets and Asia—approval status varies by country and product licensing.
  • Regulatory hurdles exist for new contrast agents, often requiring extensive clinical trials demonstrating safety and efficacy.

Competitive Landscape:

  • Alternatives include sulfur hexafluoride microbubbles (e.g., SonoVue, Definity).
  • Patent issues affect market exclusivity, with some formulations now off-patent or facing patent cliffs.
  • Some competitors have more aggressive marketing and wider approval, limiting market penetration of Perflexane.

Investment Risks & Opportunities:
Risks include regulatory delays, limited market adoption, and manufacturing challenges.
Opportunities include developing next-generation lipid microbubbles, expanding into emerging markets, and leveraging advances in ultrasound imaging automation.


What Are the Fundamental Factors Impacting Perflexane’s Investment Value?

Regulatory Environment

The regulatory landscape significantly influences the commercial prospects of contrast agents.

  • Approved in the US, with market sales contingent on physician adoption and reimbursement policies.
  • European and Asian markets require local approval processes, which involve comprehensive clinical data.

Clinical Demand & Adoption

Demand correlates with increased use of ultrasound imaging in cardiology, emergency medicine, and neurology.

  • Current usage is constrained by competition and clinician familiarity with existing agents.
  • Growing preference for non-invasive, contrast-enhanced imaging increases potential demand.

Manufacturing & Supply Chain

  • Microbubble stability depends on lipid formulation quality, impacting scalability and batch consistency.
  • Production capacity must be aligned with market growth projections.
  • Raw material sourcing, particularly phospholipids like dimyristoyl lecithin, faces supply chain risks.

Patent & Intellectual Property Landscape

  • Key patents for formulations and manufacturing processes influence market exclusivity.
  • Patent expirations could lead to increased competition and price erosion.

Market Penetration & Pricing Strategy

  • Market penetration hinges on clinician acceptance, insurance reimbursement, and demonstration of clinical benefit.
  • Pricing strategies are influenced by reimbursement levels and comparative effectiveness against rival agents.

Scientific & Clinical Evidence

  • Clinical trials underpin regulatory approvals and physician confidence.
  • Evidence supporting superior safety or efficacy could bolster market share.

Competitive Innovations

  • Advancements in contrast microbubble technology, such as targeted or therapeutic microbubbles, can redefine the market landscape.
  • Companies investing in innovative formulations and delivery methods may threaten existing products like Perflexane.

Investment Fundamentals Summary

Factor Status & Implication
Regulatory Approval Approved in US; potential in other regions if trials proceed.
Market Size Niche but growing, driven by ultrasound imaging adoption.
Competition Strong, with established global players.
Patent Protection Limited patent life may lead to increased competition.
Manufacturing Requires high-quality lipid microbubbles; scale-up needed.
Clinical Evidence Critical for market adoption and reimbursement.
Innovation Risks and opportunities in next-generation contrast agents.

Key Considerations

  • Investment in Perflexane is risky due to limited market share and competitive landscape but may offer upside if regulatory approvals expand or technological advantages emerge.
  • The market is sensitive to regulatory changes, clinical trial results, and shifts in ultrasound imaging practices.
  • Companies with proprietary manufacturing processes or expansive clinical data could establish competitive advantages.

Key Takeaways

  • Perflexane’s market remains niche due to competitive microbubble contrast agents and regulatory hurdles.
  • Growth relies on increased clinical use of contrast-enhanced ultrasound, adoption by key markets, and NPV of strong clinical data.
  • Manufacturing scalability and patent life critically influence profitability.
  • The evolving landscape of ultrasound technology and microbubble innovation creates both risk and opportunity.
  • Investors should weigh regulatory risks, manufacturing challenges, and competitive pressures against potential market growth.

FAQs

1. What are the main regulatory hurdles for Perflexane?
Regulatory approval requires comprehensive demonstration of safety and efficacy, aligned with specific country requirements. While approved in the US, other markets may need additional clinical trials.

2. How does Perflexane compare with other contrast agents?
It competes with sulfur hexafluoride-based agents like SonoVue. While those may have broader approval, Perflexane’s unique lipid microbubble formulation could offer safety or efficacy advantages if supported by clinical evidence.

3. What are the future growth prospects for lipid-based contrast agents?
They are expected to grow at around 8% annually, driven by non-invasive diagnostic trends and advances in ultrasound technology.

4. How significant are patent protections for Perflexane?
Limited patent protections imply potential for generic competition after patent lapses, influencing long-term profitability.

5. What risks do manufacturing challenges pose?
Ensuring batch-to-batch consistency, lipid purity, and microbubble stability require sophisticated manufacturing; delays or quality issues could impair market supply.


Citations

[1] Research and Markets, "Ultrasound Contrast Agents Market Forecast to 2027," 2021.

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