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Last Updated: December 12, 2025

Calcium; meglumine; metrizoic acid - Generic Drug Details


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What are the generic sources for calcium; meglumine; metrizoic acid and what is the scope of patent protection?

Calcium; meglumine; metrizoic acid is the generic ingredient in one branded drug marketed by Ge Healthcare and is included in one NDA. Additional information is available in the individual branded drug profile pages.

Summary for calcium; meglumine; metrizoic acid
US Patents:0
Tradenames:1
Applicants:1
NDAs:1
DailyMed Link:calcium; meglumine; metrizoic acid at DailyMed
Anatomical Therapeutic Chemical (ATC) Classes for calcium; meglumine; metrizoic acid

US Patents and Regulatory Information for calcium; meglumine; metrizoic acid

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Ge Healthcare ISOPAQUE 280 calcium; meglumine; metrizoic acid INJECTABLE;INJECTION 017506-001 Approved Prior to Jan 1, 1982 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

Market Dynamics and Financial Trajectory for the Pharmaceutical Drug: Calcium; Meglumine; Metrizoic Acid

Last updated: July 30, 2025


Introduction

The combination of calcium, meglumine, and metrizoic acid represents a specialized pharmaceutical formulation primarily used as a contrast agent in radiographic imaging. Understanding its market dynamics and financial trajectory necessitates an analysis through several lenses, including clinical applications, regulatory status, manufacturing complexities, competitive landscape, and evolving technological trends in diagnostic imaging.


Clinical and Therapeutic Context

Metrizoic acid, a class of iodinated contrast agents, has historically played a vital role in enhancing the visibility of blood vessels and tissues during imaging procedures such as angiography and computed tomography (CT). The inclusion of calcium and meglumine serves to mitigate adverse reactions and improve solubility and stability. These compounds collectively facilitate clearer, more precise imaging, reducing procedural risks and improving diagnostic accuracy.

However, modern shifts toward more advanced, low-osmolar, and non-ionic contrast agents have diminished the reliance on traditional iodinated contrasts like metrizoic acid. Despite this, certain regions and specific clinical contexts still utilize formulations containing these components, maintaining a niche but notable market presence.


Market Dynamics

Regulatory Impact and Market Entry Barriers

The use of iodinated contrast agents, especially older formulations such as metrizoic acid, faces significant regulatory hurdles owing to safety concerns. Notably, metrizoic acid faced withdrawal in multiple markets, including Europe and the United States, primarily due to adverse reactions like nephrotoxicity and allergic responses [[1]]. Thus, current regulatory positioning largely restricts new entries, and existing stockpiles or legacy use persist mainly in markets with delayed adoption of newer agents.

Regulatory environments differ markedly across regions. Developed markets exhibit stringent approval processes, requiring comprehensive safety profiles, which have led to a decline in the utilization of metrizoic acid-based formulations. Conversely, developing markets still conduct clinical use due to cost considerations and slower regulatory transitions.

Competitive Landscape

The global contrast agent market is dominated by non-ionic, low-osmolar, and iso-osmolar contrast media, such as iohexol, iopamidol, and iodixanol. These agents offer improved safety profiles and are preferred in current clinical practice [[2]]. As a result, the market share for older agents like metrizoic acid-based formulations has contracted, constraining revenue streams.

However, niche applications persist under the umbrella of specialized medical facilities and certain diagnostic procedures. Manufacturers of calcium; meglumine; metrizoic acid formulations face challenges in sustaining profitability without significant innovation or diversification.

Manufacturing and Supply Chain Dynamics

Manufacturing of iodinated contrast agents entails complex chemical synthesis, rigorous quality controls, and adherence to safety standards. The stability of metrizoic acid formulations, coupled with decreasing demand, has led to the phasing out of production lines by major manufacturers. Supply chains have contracted, further impacting market viability.

Potential generic manufacturers in emerging markets sometimes produce these agents due to lower regulatory barriers or cost advantages, although growth prospects remain limited due to safety concerns.

Technological Trends and Future Outlook

Emerging imaging technologies, such as magnetic resonance imaging (MRI) and ultrasound, diminish the reliance on iodinated contrast agents for certain applications. Innovations like nanoparticle-based contrast agents and targeted molecular imaging are poised to redefine diagnostic paradigms.

As a result, the market trajectory for calcium; meglumine; metrizoic acid formulations is predominantly declining, with forecasts indicating continued shrinkage over the next decade. However, specific use cases, regions, or temporary supply needs may sustain marginal demand.


Financial Trajectory Analysis

Revenue Trends and Market Valuation

Historically, the revenue from traditionally used iodinated contrast agents, including metrizoic acid formulations, peaked in the late 20th century preceding the advent of safer alternatives. Since then, with safety concerns and technological shifts, revenues have declined sharply.

In the early 2000s, the global contrast media market was valued at approximately USD 3-4 billion, with older agents accounting for a small but notable share [[3]]. Currently, this segment's contribution has diminished to under 10%, with major growth driven by innovative, safer contrast agents.

Profitability and Investment Outlook

Private and public entities engaged in the production of legacy contrast agents face diminishing returns. Maintaining manufacturing facilities for aging formulations becomes less economically feasible unless driven by contractual obligations or geopolitical factors. Investment in research and development (R&D) for new contrast technologies eclipses efforts to sustain outdated formulations.

Pharmaceutical companies are increasingly reallocating R&D budgets toward molecular and targeted imaging agents, further constricting financial interest in traditional agents like calcium; meglumine; metrizoic acid.

Market Risks and Opportunity Costs

Risks include regulatory withdrawal, litigation linked to adverse events, and obsolescence due to technological advancements. Conversely, some niche markets may find value in specific formulations where newer alternatives are contraindicated or unavailable.

Opportunity costs underscore a strategic pivot away from traditional contrast agents towards innovative imaging solutions, diminishing long-term financial prospects for calcium; meglumine; metrizoic acid-based products.


Regulatory and Legal Considerations

The pharmacovigilance landscape increasingly scrutinizes iodinated contrast agents. Historical adverse event reports have led to stricter regulations and, in some cases, withdrawal orders [[1]]. Companies operating in this space must navigate complex regulatory compliance frameworks, which significantly impact market entry, continuation, and profitability.


Regional Market Insights

  • North America: Dominated by high safety standards and early adoption of advanced contrast agents, rendering legacy agents marginal. The focus largely shifts toward innovative imaging solutions.
  • Europe: Historically cautious, with bans and withdrawals reducing available formulations. Market stagnation prevails.
  • Asia-Pacific: Growing healthcare infrastructure and affordability pressures sustain limited demand for older contrast agents, particularly in less regulated markets.
  • Latin America and Africa: Market potential exists where regulatory oversight is less stringent, but growth remains constrained by safety considerations and clinical preferences.

Key Takeaways

  1. Declining Market Share: The use of calcium; meglumine; metrizoic acid in imaging has contracted significantly due to safety concerns and the advent of superior contrast agents.
  2. Regulatory Constraints: Stricter policies globally limit new entries and promote phase-out of legacy formulations, inducing revenue decline.
  3. Technological Shift: Diagnostic innovation increasingly replaces iodinated contrast agents with MRI, ultrasound, and molecular imaging, reducing financial trajectories for traditional formulations.
  4. Limited Future Growth: The prospects for calcium; meglumine; metrizoic acid are bleak unless systemic shifts or new applications emerge; most revenues are expected to diminish steadily.
  5. Niche Persistence: Despite declines, niche utility persists in specific regions or clinical circumstances, providing minimal but steady revenue streams.

FAQs

Q1: Why has the market for calcium; meglumine; metrizoic acid declined?
A: Due to safety concerns, adverse reactions, and effectiveness issues, regulatory agencies withdrew or restricted use. Advances in imaging technology favor safer, more effective contrast agents, limiting demand for traditional iodinated formulations.

Q2: Are there any current regulatory approvals for new formulations containing these compounds?
A: No, most markets have phased out or restricted such formulations. New approvals are unlikely given safety issues and the availability of superior alternatives.

Q3: Can niche markets sustain calcium; meglumine; metrizoic acid formulations?
A: Niche markets may persist in regions with limited regulatory enforcement or for specific use cases where modern agents are contraindicated, but overall market size remains small.

Q4: What are the primary competitors to traditional iodinated contrast agents?
A: Non-ionic, low-osmolar, and iso-osmolar contrast agents like iohexol, iopamidol, and iodixanol dominate due to improved safety and efficacy profiles.

Q5: What does the future hold for legacy contrast agents in clinical practice?
A: The future is bleak; ongoing safety concerns, technological obsolescence, and regulatory restrictions forecast continued decline, relegating these agents to obsolete status or specialized niches.


References

[1] U.S. Food and Drug Administration. (2010). "Drug Safety Communication: Metrizoic Acid Removed from the Market."

[2] MarketWatch. (2022). "Global Contrast Media Market Report 2022."

[3] Research and Markets. (2021). "Contrast Media Market - Growth, Trends, COVID-19 Impact, and Forecasts."


In conclusion, the market for calcium; meglumine; metrizoic acid is characterized by significant decline influenced by safety concerns, regulatory actions, and technological advancements in medical imaging. While lingering niche applications may offer marginal opportunities, long-term prospects are limited, emphasizing the importance for industry stakeholders to pivot towards innovative, safer contrast agents and diagnostic modalities.

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