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Last Updated: March 26, 2026

Diatrizoate sodium - Generic Drug Details


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What are the generic drug sources for diatrizoate sodium and what is the scope of patent protection?

Diatrizoate sodium is the generic ingredient in four branded drugs marketed by Ge Healthcare, Mallinckrodt, and Bayer Hlthcare, and is included in four NDAs. Additional information is available in the individual branded drug profile pages.

There are five drug master file entries for diatrizoate sodium.

Summary for diatrizoate sodium
Recent Clinical Trials for diatrizoate sodium

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SponsorPhase
Lawson Health Research InstitutePhase 4

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US Patents and Regulatory Information for diatrizoate sodium

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Ge Healthcare HYPAQUE diatrizoate sodium FOR SOLUTION;ORAL, RECTAL 011386-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Mallinckrodt MD-50 diatrizoate sodium INJECTABLE;INJECTION 087075-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Ge Healthcare HYPAQUE diatrizoate sodium SOLUTION;ORAL, RECTAL 011386-003 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
>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 Diatrizoate Sodium

Last updated: February 16, 2026

Diatrizoate sodium, an iodine-based contrast agent used in radiographic procedures, faces a mature and competitive market influenced by evolving medical imaging technologies and regulatory standards. Its financial outlook depends on prescription volume, approval status, and competition from alternative contrast agents.

Market Overview

Diatrizoate sodium is primarily used for diagnostic imaging, including angiography, gastrointestinal studies, and urography, due to its radiopacity. The global contrast media market was valued at approximately USD 4.2 billion in 2022 and is expected to grow at a compound annual growth rate (CAGR) of 4% through 2028 [1].

The market for iodine-based contrast agents, such as diatrizoate sodium, has experienced stagnation over recent years. This results from the increased adoption of non-iodinated contrast media and the development of advanced imaging techniques that reduce contrast volume requirements, such as CT and MRI.

Key Market Drivers

  • Growing Imaging Volume: Increased use of diagnostic imaging, driven by aging populations and prevalence of chronic diseases—cardiovascular, oncologic, and neurological—supports demand.

  • Regulatory Environment: Stringent regulations require safety profiles and limit certain formulations; diatrizoate sodium is subject to scrutiny over potential allergic reactions and nephrotoxicity.

  • Technological Advancements: Switch to non-iodinated contrast agents or lower-dose formulations diminishes the use of traditional ionic contrast media.

Market Challenges

  • Safety Concerns: Risks associated with nephrotoxicity and allergic reactions restrict usage, especially among vulnerable populations.

  • Competitive Alternatives: Non-ionic, iso-osmolar agents like iohexol and ioversol are increasingly preferred for their safety profiles and comparable efficacy.

  • Environmental Impact: Concerns over contrast media excretion and environmental contamination influence regulatory actions and manufacturing.

Regulatory and Patent Landscape

Diatrizoate sodium formulations are typically off-patent, which limits exclusivity and incentivizes generic manufacturing. Regulatory agencies, primarily the FDA and EMA, enforce lifecycle management based on safety data, but no recent major regulatory shifts have directly impacted diatrizoate sodium's market access.

Financial Trajectory

Revenue Streams:
Major pharmaceutical companies produce diatrizoate sodium as generics. Global sales are modest, estimated near USD 300 million annually [2]; regional variations occur based on healthcare infrastructure and imaging practices.

Market Growth Potential:
Given current trends, sales are projected to decline or stabilize. Growth is unlikely absent significant new clinical applications, formulation improvements, or new regulatory approvals.

Pricing Dynamics:
Pricing is under pressure due to generic competition, with average retail prices decreasing by approximately 10-15% annually across major markets over the past five years.

Investment Outlook:
Investments in new formulations or branded versions face limited appeal, considering the product’s mature status. Companies focus more on pipeline contrast agents with improved safety profiles.

Competitive Landscape

  • Major Manufacturers: GE Healthcare, Bracco Imaging, Guerbert, and other regional players dominate manufacturing.
  • Market Share Estimates: No single entity commands more than 20% of overall global sales, reflecting a fragmented industry.

Summative Financial Outlook

Parameter 2023 2028 (Forecast)
Market size (USD) USD 300 million USD 250-300 million
CAGR -1% to 0% Slight decline or stabilization
Price trend Declining Stable to declining
Regional Variations North America, Europe, Asia Slow growth or decline

Summary

The financial trajectory for diatrizoate sodium remains flat or slightly declining, constrained by safety concerns, stiff generic competition, and the shift toward alternative imaging and contrast methods. Opportunities for growth hinge on innovation, regulatory support, or niche clinical applications.


Key Takeaways

  • The total global market for diatrizoate sodium remains around USD 300 million annually.
  • Growth prospects are limited; the market faces declining sales due to safety concerns and competition.
  • Price erosion continues driven by generic competition.
  • Big players primarily focus on competing formulations and pipeline diversification.
  • Regulatory pressure for safety accentuates the need for innovation in contrast media.

FAQs

1. Is diatrizoate sodium still widely used in clinical settings?
Usage persists mainly in specific radiologic procedures, but its role diminishes with the rise of safer contrast agents.

2. What factors could revive demand for diatrizoate sodium?
Regulatory approvals for new formulations, clinical evidence favoring ionic agents in specific indications, or regulatory relaxations could influence demand.

3. How does the safety profile impact market dynamics?
Concerns over allergic reactions and nephrotoxicity restrict use, favoring newer, safer contrast agents.

4. What regions dominate the diatrizoate sodium market?
North America and Europe hold significant market share; Asia-Pacific shows growth potential owing to expanding imaging services.

5. Are there recent regulatory changes affecting the global market?
No major recent legislation directly affecting diatrizoate sodium’s market access but ongoing safety monitoring influences formulation approvals and usage guidelines.


References

  1. Markets and Markets. "Contrast Media Market by Application, Type, and Region." 2022.
  2. IQVIA. "Global Imaging Contrast Media Sales Data," 2023.

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