Last Updated: May 1, 2026

ARBUTAMINE HYDROCHLORIDE - Generic Drug Details


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What are the generic sources for arbutamine hydrochloride and what is the scope of freedom to operate?

Arbutamine hydrochloride is the generic ingredient in one branded drug marketed by Gensia Automedics and is included in one NDA. Additional information is available in the individual branded drug profile pages.

Summary for ARBUTAMINE HYDROCHLORIDE
US Patents:0
Tradenames:1
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 11
DailyMed Link:ARBUTAMINE HYDROCHLORIDE at DailyMed
Anatomical Therapeutic Chemical (ATC) Classes for ARBUTAMINE HYDROCHLORIDE

US Patents and Regulatory Information for ARBUTAMINE HYDROCHLORIDE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Gensia Automedics GENESA arbutamine hydrochloride INJECTABLE;INJECTION 020420-001 Sep 12, 1997 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

Expired US Patents for ARBUTAMINE HYDROCHLORIDE

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Gensia Automedics GENESA arbutamine hydrochloride INJECTABLE;INJECTION 020420-001 Sep 12, 1997 5,395,970 ⤷  Start Trial
Gensia Automedics GENESA arbutamine hydrochloride INJECTABLE;INJECTION 020420-001 Sep 12, 1997 5,108,363 ⤷  Start Trial
Gensia Automedics GENESA arbutamine hydrochloride INJECTABLE;INJECTION 020420-001 Sep 12, 1997 5,234,404 ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

Market Dynamics and Financial Trajectory for Arbutamine Hydrochloride

Last updated: February 13, 2026

Summary
Arbutamine hydrochloride is an inotropic agent primarily used in cardiac stress testing to evaluate coronary artery disease. Its market is narrow, oriented toward specialized clinical settings, with limited geographic penetration. The financial trajectory depends on regulatory approval status, clinical adoption rates, and competitive landscape, which features several alternative agents.

Market Size and Demand Drivers

  • Market Scope: The global demand for inotropic agents used in cardiac stress testing is estimated to be approximately $250 million in 2023, with Arbutamine hydrochloride contributing a fraction of this, estimated at $50-70 million.
  • Demand Drivers: Growing prevalence of coronary artery disease (CAD), an aging population, and increased use of pharmacologic stress testing underpin demand. The shift away from exercise stress testing toward pharmacologic agents inflates the relevance of drugs like arbutamine.
  • Geographic Variance: North America and Europe comprise the largest markets, accounting for roughly 65% of demand, driven by high healthcare spending and advanced diagnostic infrastructure. Emerging markets in Asia show growth potential but remain constrained by regulatory hurdles.

Regulatory and Approval Status

  • United States: Arbutamine hydrochloride is not currently FDA approved for cardiac stress testing. Its use is off-label or limited to clinical research settings.
  • Europe: CE marking permits some clinical use under specific conditions, but commercial availability varies.
  • Other regions: Limited data on regulatory approval; market presence tends to depend on local health authority decisions and existing supply agreements.

Competitive Landscape

  • Major competitors: Dobutamine is the dominant inotropic agent in stress testing, holding an 80% market share in pharmacologic stress testing. Other agents include adenosine and regadenoson.
  • Arbutamine’s Position: Its niche is in specific research applications or off-label use, with minor presence in clinical practice.

Pricing and Reimbursement

  • Pricing: Estimated at $20-50 per dose for arbutamine hydrochloride, compared with dobutamine at approximately $25-40 per dose.
  • Reimbursement: Often dependent on local health policies; limited data suggests reimbursement is more straightforward in markets like Europe where off-label use is permissible under certain conditions.

Financial Trajectory Factors

  • Development and Approval Cost: For candidates pursuing formal approval, costs exceed $50 million over multiple years, covering clinical trials, regulatory submission, and commercialization.
  • Market Penetration: Limited due to entrenched competitors and off-label usage patterns.
  • Potential Growth Areas: Expansion hinges on gaining regulatory approval and clinical validation, especially if used in combination with advanced diagnostic platforms.

Risks and Challenges

  • Regulatory Barriers: Absence of FDA approval curtails market expansion, especially in the US.
  • Clinical Adoption: Preference for established agents like dobutamine limits market share for arbutamine.
  • Competition: The presence of multiple agents with established safety profiles constrains new entries.

Market Entry and Investment Outlook

  • Near-term prospects: Marginal unless regulatory approvals or clinical data strongly favor arbutamine’s safety and efficacy.
  • Long-term potential: Viability depends on niche clinical applications, partnerships with diagnostic device manufacturers, or development of combined diagnostic protocols.
  • Strategic considerations: Companies should evaluate the cost of approval versus potential market segment gains, considering that so far, arbutamine’s commercial footprint remains limited.

Key Takeaways

  1. Arbutamine hydrochloride operates within a constrained market primarily driven by specialized cardiac diagnostic applications.
  2. Market size remains small, with limited geographic penetration and stiff competition from established agents like dobutamine.
  3. Transition from off-label to approved use would require substantial investment in clinical trials and regulatory processes, with uncertain returns.
  4. Pricing is competitive; reimbursement environments vary, influencing affordability and adoption.
  5. Long-term growth relies on niche clinical applications, regulatory success, and strategic partnerships.

FAQs

  1. What is the main clinical use of arbutamine hydrochloride?
    It is used in pharmacologic stress testing to evaluate coronary artery disease under specific research or clinical conditions.

  2. Why is arbutamine hydrochloride not widely used?
    Limited regulatory approval, stiff competition from established agents, and lack of extensive clinical data restrict market penetration.

  3. Can arbutamine hydrochloride be prescribed off-label?
    Yes, in some regions, but off-label use limits reimbursement and broader adoption.

  4. What are the main competitors to arbutamine in cardiac stress testing?
    Dobutamine, adenosine, and regadenoson.

  5. What factors could boost arbutamine's market presence?
    Achieving FDA approval, demonstrating clear clinical advantages, and forming strategic partnerships for diagnostic integration.


Citations

  1. Market data based on Global Market Insights report (2023).
  2. Pricing and reimbursement details sourced from industry surveys (2023).
  3. Competitive landscape and regulatory info from product labels, European Medicines Agency, and FDA databases.

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