Last Updated: May 3, 2026

ETHAMBUTOL HYDROCHLORIDE Drug Patent Profile


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Which patents cover Ethambutol Hydrochloride, and what generic alternatives are available?

Ethambutol Hydrochloride is a drug marketed by Barr, Epic Pharma Llc, and Lupin. and is included in three NDAs.

The generic ingredient in ETHAMBUTOL HYDROCHLORIDE is ethambutol hydrochloride. There are five drug master file entries for this compound. Seven suppliers are listed for this compound. Additional details are available on the ethambutol hydrochloride profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Ethambutol Hydrochloride

A generic version of ETHAMBUTOL HYDROCHLORIDE was approved as ethambutol hydrochloride by EPIC PHARMA LLC on November 30th, 1999.

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Summary for ETHAMBUTOL HYDROCHLORIDE
US Patents:0
Applicants:3
NDAs:3

US Patents and Regulatory Information for ETHAMBUTOL HYDROCHLORIDE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Barr ETHAMBUTOL HYDROCHLORIDE ethambutol hydrochloride TABLET;ORAL 076057-001 Nov 26, 2001 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Lupin ETHAMBUTOL HYDROCHLORIDE ethambutol hydrochloride TABLET;ORAL 078939-001 Jun 17, 2009 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Epic Pharma Llc ETHAMBUTOL HYDROCHLORIDE ethambutol hydrochloride TABLET;ORAL 075095-001 Nov 30, 1999 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Epic Pharma Llc ETHAMBUTOL HYDROCHLORIDE ethambutol hydrochloride TABLET;ORAL 075095-002 Nov 30, 1999 AB RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Lupin ETHAMBUTOL HYDROCHLORIDE ethambutol hydrochloride TABLET;ORAL 078939-002 Jun 17, 2009 AB RX 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 of Ethambutol Hydrochloride

Last updated: February 16, 2026

What is Ethambutol Hydrochloride?

Ethambutol hydrochloride is an antitubercular drug used primarily for the treatment of tuberculosis (TB). It is part of the first-line anti-TB therapy, typically administered in combination with isoniazid, rifampicin, and pyrazinamide. Its primary function is to inhibit bacterial growth by targeting the mycobacterial cell wall synthesis.

Market Overview and Demand Drivers

Global TB prevalence remains a significant health challenge, with an estimated 10 million cases worldwide in 2021, according to the World Health Organization (WHO)[1]. The overall market for TB medications, including ethambutol hydrochloride, is driven by:

  • Public health initiatives targeting TB control
  • Increasing drug-resistant TB strains
  • Government allocations and global funding for infectious disease treatment programs

The market is projected to grow at a compound annual growth rate (CAGR) of approximately 3-5% over the next decade, given ongoing efforts to combat TB, especially in low- and middle-income countries.

Industry Fundamentals and Supply Chain Dynamics

Manufacturing Landscape

Major pharmaceutical companies, such as Lupin Limited, Natco, and Sun Pharmaceutical, produce ethambutol hydrochloride. The manufacturing process involves:

  • Synthetic chemical production
  • Quality control compliance with Good Manufacturing Practices (GMP)
  • Regulatory approval from agencies like the FDA, EMA, or local authorities

The industry has high entry barriers due to stringent quality requirements and the need for controlled production environments.

Raw Material and Supply Chain Risks

Key raw materials include specific chemical precursors. Supply disruptions can occur due to geopolitical factors, regulatory delays, or shortages in chemical supplies. Despite these risks, established supply chains and strategic stockpiling practices mitigate short-term disruptions.

Pricing Trends and Regulatory Environment

Pricing dynamics are influenced by patent expiration, generic drug proliferation, and negotiated purchasing agreements in public health sectors. Ethambutol hydrochloride generally faces low-cost competition due to its status as a generic medication. Regulatory agencies continually monitor manufacturing standards, and compliance is essential for market access.

Competitive Landscape

The marché's competitive structure is characterized by:

  • Several generic manufacturers, leading to price competition
  • Limited innovation due to the drug’s well-established mechanism
  • Entry barriers primarily based on regulatory compliance and manufacturing scale

No recent substantial patent protections exist, facilitating market entry for new producers.

Investment Considerations

Growth Opportunities

  • Expanding markets in Africa and Southeast Asia, where TB prevalence is high
  • Integration into combination therapies to combat drug-resistant strains
  • Potential bioequivalence and formulation improvements to capture niche markets

Risks

  • Declining TB incidence due to improved public health measures
  • Regulatory hurdles in different jurisdictions
  • Competition from alternative or combination therapies

Financial Outlook

Given the stable but mature market, investment viability hinges on scale, operational efficiency, and geographic expansion. Margins are tightly controlled due to commoditized pricing, emphasizing cost leadership and supply chain robustness.

Key Market Segmentation and Future Trends

Segment Key Features Growth Drivers
Geographic Focus High TB burden regions Public health programs, funding
Formulation Type Oral tablets Patient compliance, ease of use
Production Scale Large-scale manufacturing Cost competitiveness, distribution reach

Emerging trends include efforts to develop fixed-dose combinations (FDCs) to improve adherence and reduce resistance development.

Conclusion

Ethambutol hydrochloride's investment prospects are shaped by global health initiatives, generic manufacturing dynamics, and supply chain stability. The drug’s mature market presents limited high-margin opportunities but remains essential within TB control strategies. Entry and expansion depend on operational costs, regulatory compliance, and geographic market penetration.


Key Takeaways

  • Ethambutol hydrochloride is a globally essential, low-margin, generic first-line TB medication.
  • The market growth rate is modest at 3-5%, with demand driven by TB prevalence and government programs.
  • Production faces high regulatory and quality standards, with supply chain risks mitigated by established manufacturing practices.
  • Opportunities exist in emerging markets and combination therapies aimed at drug-resistant TB.
  • Investment returns depend on operational efficiency, market expansion, and participation in public health procurement channels.

FAQs

1. What factors influence the pricing of ethambutol hydrochloride?
Pricing is primarily affected by generic competition, procurement in public health sectors, and regulatory compliance costs.

2. How is the market for ethambutol hydrochloride expected to change over the next decade?
Growth will be driven by rising TB cases in underserved regions and new formulation developments, although overall market size remains stable due to its status as a generic drug.

3. What are the main risks for investors in ethambutol hydrochloride?
Market risks include declining TB incidence, regulatory hurdles, and competition from newer combination therapies.

4. How does patent law affect the ethambutol hydrochloride market?
Since the drug has long-standing patents expired or never applied, generic manufacturers dominate, leading to competitive pricing and limited patent protection benefits.

5. What is the role of supply chain stability in investment?
A reliable, compliant supply chain ensures consistent product availability, reducing operational risks and supporting competitive positioning.


Sources:

[1] WHO Global Tuberculosis Report 2022.

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