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Last Updated: March 26, 2026

PROHANCE Drug Patent Profile


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Which patents cover Prohance, and when can generic versions of Prohance launch?

Prohance is a drug marketed by Bracco and is included in two NDAs.

The generic ingredient in PROHANCE is gadoteridol. Two suppliers are listed for this compound. Additional details are available on the gadoteridol profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Prohance

A generic version of PROHANCE was approved as gadoteridol by HAINAN POLY on February 11th, 2025.

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Summary for PROHANCE
Drug patent expirations by year for PROHANCE
Drug Prices for PROHANCE

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Recent Clinical Trials for PROHANCE

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
University of Alabama at BirminghamEarly Phase 1
University of Alabama at BirminghamPhase 1
IQVIA (Sponsor)Phase 4

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Pharmacology for PROHANCE

US Patents and Regulatory Information for PROHANCE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Bracco PROHANCE gadoteridol INJECTABLE;INJECTION 020131-001 Nov 16, 1992 AP RX Yes Yes ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Bracco PROHANCE MULTIPACK gadoteridol INJECTABLE;INJECTION 021489-001 Oct 9, 2003 RX Yes Yes ⤷  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

Expired US Patents for PROHANCE

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Bracco PROHANCE gadoteridol INJECTABLE;INJECTION 020131-001 Nov 16, 1992 4,885,363 ⤷  Start Trial
Bracco PROHANCE gadoteridol INJECTABLE;INJECTION 020131-001 Nov 16, 1992 5,474,756 ⤷  Start Trial
Bracco PROHANCE gadoteridol INJECTABLE;INJECTION 020131-001 Nov 16, 1992 6,143,274 ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for PROHANCE

See the table below for patents covering PROHANCE around the world.

Country Patent Number Title Estimated Expiration
Canada 1296715 1-(SUBSTITUANT)-1,4,7-TRIS(CARBOXYMETHYL)-1,4,7,10- TETRAAZACYCLODODECANE ET COMPOSES ANALOGUES (1-SUBSTITUTED-1,4,7-TRISCARBOXYMETHYL-1,4,7,10- TETRAAZACYCLODODECANE AND ANALOGS) ⤷  Start Trial
Japan S6452764 1-SUBSTITUTED 1,4,7-TRISCARBOXYMETHYL-1,4,7,10- TETRAAZACYCLODODECANE AND ANALOGUE ⤷  Start Trial
Japan 2537502 ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

ProHance Market Dynamics and Financial Trajectory

Last updated: February 19, 2026

ProHance (gadoteridol) is a gadolinium-based contrast agent used in magnetic resonance imaging (MRI). Its market performance is influenced by patent exclusivity, generic competition, and the broader adoption of MRI diagnostics. This analysis details ProHance's patent landscape, market penetration, and projected financial trajectory.

What is the Current Patent Status of ProHance?

The primary patent protecting ProHance, U.S. Patent No. 4,795,616, expired on March 2, 2010. This patent covered the gadoteridol compound itself. Other patents related to its formulation, manufacturing processes, and specific uses may have had different expiration dates, but the core compound patent's expiration was a critical turning point for market exclusivity.

  • Key Patent Expiration: March 2, 2010 (U.S. Patent No. 4,795,616).
  • Impact: Opened the door for generic manufacturers to enter the market.

Who Are the Key Manufacturers of ProHance and its Generics?

Bracco Diagnostics Inc. is the original developer and marketer of ProHance. Following patent expiration, several generic manufacturers have introduced their versions of gadoteridol.

  • Brand Name Manufacturer: Bracco Diagnostics Inc.
  • Notable Generic Manufacturers (as of recent market analysis):
    • Guerbet (also a significant player in contrast agents).
    • Various other pharmaceutical companies through private label agreements or direct generic introductions.

The presence of multiple generic suppliers intensifies price competition.

What is ProHance's Market Share and Competitive Landscape?

ProHance operates within the broader contrast media market, a segment dominated by gadolinium-based contrast agents (GBCAs) and iodinated contrast agents. Within the GBCA market, ProHance competes with other gadolinium chelates.

  • Global Contrast Media Market Size: Valued at approximately USD 6.4 billion in 2022, with projections to reach USD 9.8 billion by 2029, growing at a CAGR of 6.2% (Source: Fortune Business Insights) [1].
  • GBCA Market Share: GBCAs represent a significant portion of this market due to their widespread use in MRI.
  • Key Competitors to ProHance (in GBCA segment):
    • Dotarem (gadoterate meglumine): Developed by Guerbet.
    • Magnevist (gadopentetate dimeglumine): Developed by Bayer AG.
    • Omniscan (gadodiamide): Developed by GE Healthcare.
    • Gadavist (gadobutrol): Developed by Bayer AG.

ProHance's market share has been impacted by the introduction of generics and the competitive offerings from established players and newer agents. Market penetration is closely tied to hospital purchasing agreements, physician preference, and formulary status.

How Has Generic Entry Affected ProHance's Pricing and Revenue?

The expiration of the primary patent led to significant price erosion for branded ProHance and a shift in revenue dynamics. Generic competition typically drives down prices for the active pharmaceutical ingredient and the final drug product.

  • Price Reduction: Generic versions of gadoteridol are priced considerably lower than branded ProHance. This is a standard market dynamic post-patent expiration.
  • Revenue Shift: Bracco's revenue from ProHance has likely declined from its peak prior to patent expiration. Revenue is now primarily generated from market share captured by its branded product against other branded agents and from supplying its own generic product or licensing its technology.
  • Volume vs. Value: While the overall volume of gadoteridol administered may have increased due to lower prices, the revenue generated per unit has decreased. The market now favors volume-driven sales.

What Are the Regulatory Considerations for ProHance and its Generics?

Regulatory approval for both branded and generic contrast agents is critical. The U.S. Food and Drug Administration (FDA) and the European Medicines Agency (EMA) oversee these products.

  • FDA Approval Process: Generic drugs must demonstrate bioequivalence to the branded product. This means they must deliver the same amount of active ingredient into the bloodstream over the same period.
  • Safety Post-Market: All gadolinium-based contrast agents have faced scrutiny regarding gadolinium retention in the body. Regulatory bodies have issued guidance and recommendations for their use, emphasizing judicious administration and consideration of patient risk factors. This affects prescribing patterns for all gadolinium agents, including ProHance and its generics.
  • EMA Recommendations: The EMA's Committee for Medicinal Products for Human Use (CHMP) has reviewed the safety of GBCAs and recommended restrictions on certain agents and on the use of some linear GBCAs for patients with severe renal impairment. This has influenced the market preference towards more stable macrocyclic agents where applicable.

What is the Projected Financial Trajectory for ProHance?

The financial trajectory of ProHance is now largely defined by its position as a mature product in a competitive genericized market.

  • Branded ProHance: Sales of branded ProHance will likely continue to face pressure from lower-priced generics and other branded competitors. Its financial contribution will depend on its ability to maintain market share through established relationships and perceived value in specific clinical settings.
  • Generic Gadoteridol: The revenue stream from generic versions of gadoteridol, whether manufactured by Bracco or other companies, will be volume-dependent and subject to intense price competition. Profit margins on generics are typically lower than those for patented drugs.
  • Market Growth Drivers: The overall contrast media market growth is supported by an increasing aging population, rising prevalence of chronic diseases requiring diagnostic imaging, and advancements in imaging technology that expand MRI utility. This provides a baseline growth for all products in the segment.
  • Challenges:
    • Price Compression: Ongoing price erosion due to generic competition.
    • Safety Concerns: Public and regulatory concerns about gadolinium retention could lead to reduced usage or a shift towards alternative imaging modalities or contrast agents if they emerge.
    • Competition: New contrast agents with potentially improved safety profiles or efficacy could disrupt the market.

Estimated Market Dynamics for Generic Gadoteridol:

The market for generic gadoteridol is expected to grow in volume but with declining revenue per unit. Its financial success will be tied to achieving significant market penetration through cost-effectiveness for healthcare providers and payers.

  • Volume Growth: Expected to increase steadily, driven by cost-conscious healthcare systems and the need for widespread availability of diagnostic tools.
  • Revenue Decline (per unit): Continued downward pressure on pricing.
  • Overall Financial Contribution: For Bracco, the revenue from branded ProHance will likely represent a smaller portion of its contrast media business. The company's overall financial performance will depend on its diversified portfolio, including other contrast agents and diagnostic solutions.

What is the Future Outlook for Gadolinium-Based Contrast Agents?

The future of GBCAs is shaped by ongoing research into safety and efficacy, as well as the development of new imaging technologies and contrast agents.

  • Macrocyclic vs. Linear Agents: There is a market trend favoring macrocyclic GBCAs (like ProHance, Dotarem, and Gadavist) over linear agents (like Magnevist and Omniscan) due to a lower risk of gadolinium dissociation and deposition. Regulatory bodies have reinforced this preference through guidance.
  • New Modalities: Development in areas like ultrasound contrast agents or alternative MRI enhancement techniques could eventually impact GBCA market share.
  • Personalized Medicine: Future developments might involve contrast agents tailored to specific disease states or patient profiles, though this is a longer-term prospect.
  • Therapeutic Applications: Research into using gadolinium in therapeutic applications, such as photothermal therapy, could open new market avenues but is distinct from diagnostic contrast agent use.

ProHance, as a macrocyclic agent, is positioned to benefit from the general trend towards these agents. However, its financial success will be determined by its competitive pricing against other macrocyclic generics and branded products.

Key Takeaways

ProHance's market is characterized by patent expiration, leading to robust generic competition and significant price erosion for the branded product. Its future financial trajectory is now tied to its generic market share and the overall growth of the contrast media market, driven by increasing MRI utilization. Regulatory scrutiny regarding gadolinium retention continues to shape the competitive landscape, favoring macrocyclic agents like ProHance over older linear agents.

Frequently Asked Questions

  1. When did the primary patent for ProHance expire? The primary U.S. patent for the gadoteridol compound, U.S. Patent No. 4,795,616, expired on March 2, 2010.

  2. What is the main differentiator between ProHance and its generic versions? The primary differentiator is the brand name and potentially the manufacturing practices and quality control systems of the original developer (Bracco). The active pharmaceutical ingredient and its intended use are identical for bioequivalent generic versions.

  3. Are there any safety concerns associated with ProHance? Like all gadolinium-based contrast agents, ProHance has been subject to regulatory review concerning gadolinium deposition in the body. However, as a macrocyclic agent, it is generally considered to have a lower risk of dissociation compared to older linear agents.

  4. What is the projected growth rate of the overall contrast media market? The global contrast media market is projected to grow at a compound annual growth rate (CAGR) of approximately 6.2% from 2022 to 2029.

  5. How does the competition from other contrast agents affect ProHance? ProHance competes with other gadolinium-based contrast agents (both branded and generic) and, to a lesser extent, iodinated contrast agents. The availability of numerous alternatives with similar efficacy and varying price points creates a highly competitive environment.


Citations

[1] Fortune Business Insights. (2023). Contrast Media Market Size, Share & COVID-19 Impact Analysis, By Type (Iodinated, Gadolinium-based, Others), By Application (MRI, CT, X-ray, Ultrasound), By End-use (Hospitals, Diagnostic Centers, Others), and Regional Forecasts, 2023-2030. Retrieved from https://www.fortunebusinessinsights.com/contrast-media-market-102351

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