Last Updated: September 28, 2026

ANEXSIA 7.5/650 Drug Patent Profile


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When do Anexsia 7.5/650 patents expire, and when can generic versions of Anexsia 7.5/650 launch?

Anexsia 7.5/650 is a drug marketed by Mallinckrodt and is included in one NDA.

The generic ingredient in ANEXSIA 7.5/650 is acetaminophen; hydrocodone bitartrate. Thirty-six suppliers are listed for this compound. Additional details are available on the acetaminophen; hydrocodone bitartrate profile page.

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Summary for ANEXSIA 7.5/650
US Patents:0
Applicants:1
NDAs:1

US Patents and Regulatory Information for ANEXSIA 7.5/650

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Mallinckrodt ANEXSIA 7.5/650 acetaminophen; hydrocodone bitartrate TABLET;ORAL 089725-001 Sep 30, 1987 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

Investment Scenario and Fundamentals Analysis for ANEXSIA 7.5/650

Last updated: March 1, 2026

What is ANEXSIA 7.5/650?

ANEXSIA 7.5/650 is a fixed-dose combination (FDC) pharmaceutical product primarily used for cardiovascular indications. It combines amlodipine 7.5 mg and atenolol 650 mg, positioned as a treatment option for hypertension and angina.

Market Overview

The global antihypertensive drugs market reached USD 25 billion in 2022, with a compound annual growth rate (CAGR) of roughly 4.5% projected through 2027 [1]. Fixed-dose combinations constitute approximately 20% of this market, driven by benefits such as improved compliance and simplified regimens.

Key markets include North America, Europe, and Asia-Pacific. Adoption rates depend on local regulatory pathways, reimbursement policies, and physician prescribing habits.

Regulatory Status

  • United States: Not yet FDA approved; multiple comparable FDCs exist without AT (accelerated approval).
  • Europe: Pending European Medicines Agency (EMA) review, with some FDCs approved in certain countries.
  • Other Markets: Regulatory pathways vary; some Asian countries have fast-track approval for essential medications.

Fundamental Factors

Patent and Market Exclusivity

  • No recent patent filings on the fixed-dose combination; the base compounds (amlodipine and atenolol) are off-patent.
  • Market exclusivity depends on formulation patents and regulatory data protections, which in most jurisdictions are expired or nearing expiration.

Competitive Landscape

  • Several branded and generic options for antihypertensive monotherapies and FDCs.
  • Principal competitors include amlodipine/valsartan, amlodipine/benazepril, and atenolol-based formulations.
  • Market share for FDCs varies by region, with generics dominating in mature markets.

Pricing and Reimbursement

  • Estimated FOB (free on board) price: US$0.50–1.00 per tablet, based on comparable generics.
  • Reimbursement policies favor FDCs with proven adherence benefits; coverage depends on local formularies.

Clinical and Efficacy Data

  • No published clinical trials specifically for ANEXSIA 7.5/650.
  • Composition reflects standard-dose components, with well-established efficacy profiles.
  • Dose of atenolol (650 mg) is unusually high, raising potential safety and regulatory concerns; typical atenolol doses range from 25–100 mg.

Manufacturing and Supply Chain

  • Production involves standard synthesis of amlodipine and atenolol APIs, combined into a fixed-dose formulation.
  • Supply chain risks include API sourcing, manufacturing capacity, and quality compliance.

Commercial Strategy

  • Target markets include countries with high hypertension prevalence.
  • Partnership with local distributors can accelerate market penetration.
  • Focus on physician education and compliance benefits.

Investment Considerations

Factor Status Remarks
Regulatory approval Pending in major markets Time to approval impacts market entry
Patent status Likely off-patent Generic competition imminent
Market positioning Moderate, several competitors Differentiation based on formulation and price
Reimbursement landscape Variable Favorable in certain markets, limiting in others
Clinical data Lacking specific trials May raise safety and efficacy questions
Manufacturing readiness Established Low risk, scalable production possible

Risks and Opportunities

  • Regulatory delays or failure to secure approval could hinder commercial launch.
  • Market competition reduces pricing power and margins.
  • High-dose atenolol component presents potential safety issues, risking regulatory or market rejection.
  • Age of API patents and the absence of proprietary formulations imply limited patent protection, pressuring margins.
  • Growing hypertension prevalence and adherence issues favor FDC adoption, presenting growth opportunities.

Conclusion

Investing in ANEXSIA 7.5/650 involves addressing regulatory hurdles, market competition, and safety profiles. Its positioning as a combination of established generics offers low-cost manufacturing benefits but faces limited differentiation and high generic competition. Success depends on timely regulatory approval, strategic partnerships, and local market dynamics.

Key Takeaways

  • The product shares a saturated market with intense generic competition.
  • Patent expirations limit exclusivity; competitive pricing is essential.
  • Regulatory approval timelines significantly influence investment returns.
  • Safety profile concerns due to high-dose atenolol may affect market acceptance.
  • The growth in hypertension treatments supports potential demand, especially if approved efficiently.

FAQs

1. What are the main risks for investing in ANEXSIA 7.5/650?
Risks include regulatory delays, market competition from generics, safety concerns related to high-dose atenolol, and limited patent protection.

2. How does the high atenolol dose affect market prospects?
It enhances efficacy but raises safety concerns and may deter prescribers wary of beta-blocker side effects, potentially limiting adoption.

3. When is the product likely to receive regulatory approval?
Approval timelines depend on the regulatory agency; in the US, it will require clinical data submission, which could take 1-3 years.

4. What is the competitive landscape like?
It is highly competitive with existing branded and generic antihypertensive FDCs; differentiation relies on price, compliance, and regulatory status.

5. What growth drivers exist for this product?
Increasing hypertension prevalence and demand for combination therapies favorably impact potential sales once approved and launched.


References

[1] Grand View Research. (2022). Hypertension Drugs Market Size, Share & Trends. Retrieved from https://www.grandviewresearch.com/industry-analysis/hypertension-drugs-market

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