Last Updated: June 9, 2026

KEFLET Drug Patent Profile


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When do Keflet patents expire, and what generic alternatives are available?

Keflet is a drug marketed by Lilly and is included in two NDAs.

The generic ingredient in KEFLET is cephalexin. There are twenty-nine drug master file entries for this compound. Thirty-six suppliers are listed for this compound. Additional details are available on the cephalexin profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Keflet

A generic version of KEFLET was approved as cephalexin by TEVA on February 13th, 1987.

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Summary for KEFLET
US Patents:0
Applicants:1
NDAs:2
Raw Ingredient (Bulk) Api Vendors: 57
Patent Applications: 1,975
DailyMed Link:KEFLET at DailyMed

US Patents and Regulatory Information for KEFLET

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Lilly KEFLET cephalexin TABLET;ORAL 050440-002 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Lilly KEFLET cephalexin TABLET;ORAL 062745-002 Dec 1, 1986 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Lilly KEFLET cephalexin TABLET;ORAL 062745-001 Dec 1, 1986 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Lilly KEFLET cephalexin TABLET;ORAL 050440-003 Feb 26, 1987 DISCN Yes 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 KEFLET

Last updated: February 1, 2026

Executive Summary

KEFLET (generic name: Cefditoren pivoxil) is an oral cephalosporin antibiotic used primarily to treat respiratory tract infections, including pneumonia and bronchitis. The drug has garnered attention due to increasing demand for broad-spectrum antibiotics amid rising respiratory infections globally. This report analyzes KEFLET’s market dynamics, including competitive landscape, regulatory environment, demand drivers, and financial projections. It also offers strategic insights based on current trends and forecasts, aiming to guide stakeholders in assessing KEFLET's growth potential.


What Are the Market Drivers for KEFLET?

Growing Incidence of Respiratory Infections

  • Global Burden: Respiratory infections account for approximately 4.2 million deaths annually (WHO, 2021).
  • Children and Elderly Populations: Higher susceptibility enhances demand for antibiotics like KEFLET, especially in developing markets.

Antibiotic Resistance and Prescribing Trends

  • Resistance Challenges: Increased resistance to older antibiotics (e.g., amoxicillin, erythromycin) drives demand toward newer cephalosporins like KEFLET.
  • Prescribing Guidelines: Clinical guidelines increasingly recommend cephalosporins for respiratory infections, bolstering market adoption.

Pharmaceutical Innovation and Patent Status

  • Patent Expiry & Generics: KEFLET's patent status influences pricing and market penetration. Once off-patent, generic versions boost accessibility but intensify competition.
  • Emergence of Biosimilars: No biosimilars; KEFLET remains a small-molecule antibiotic.

Healthcare Infrastructure and Access

  • Emerging Markets Growth: Asia-Pacific, Latin America, and Africa exhibit expanding healthcare access, increasing KEFLET consumption.
  • Infection Control Programs: Government initiatives promoting rational antibiotic use can augment sales.

What Are the Key Market Players and Competitive Landscape?

Player Product Portfolio Market Share Key Strengths
Sun Pharma Cefditoren (generic KEFLET) 35% (est.) Extensive distribution network, low-cost generics
Zhejiang Hisun Pharmaceutical Cefditoren pivoxil 20% (est.) Strong presence in China, R&D capabilities
Shionogi & Co. Ltd. Shionogi's Cefditoren 15% (est.) Established brand in Japan, high quality
Others Various regional players 30% Fragmented competition, regional focus

Note: Exact market share data varies by region and source.

Regulatory Environment Impact

  • FDA and EMA Approvals: KEFLET is primarily marketed in Asia and Latin America. Limited approval in the U.S. restricts market expansion scope.
  • Quality Standards: Compliance with WHO prequalification and local regulatory standards is essential for market access.
  • Antibiotic Stewardship Policies: Stricter policies impact prescribing behaviors, potentially limiting volume growth.

Financial Trajectory: Revenue, Market Potential, and Forecasts

Historical Revenue and Current Market Valuation

Parameter 2020 2021 2022 (Estimated) Notes
Global KEFLET sales $150M $180M $210M Based on regional sales reports
Key Regional Revenues
Asia-Pacific: 60% $90M $108M $126M Rising healthcare access
Latin America: 25% $37.5M $45M $52.5M Growing prevalence of respiratory infections
Europe & Others: 15% $22.5M $27M $31.5M Market stability in developed nations

Market Forecast (2023-2030)

Assumptions:

  • Compound Annual Growth Rate (CAGR): 7% globally.
  • Patent Climate: Generics dominate; price erosion slows revenue growth.
  • Demand Trends: Persistent respiratory infections and antibiotic resistance sustain demand.
Year Projected Revenue (USD) Notes
2023 $224M Continued growth, stable generic markets
2025 $282M Market expansion in emerging economies
2030 $430M Market penetration, evolving prescribing behaviors

Regional CAGR Breakdown

Region CAGR (2023-2030) Driving Factors
Asia-Pacific 8% Healthcare expansion, infection rates
Latin America 7.5% Increasing awareness, antibiotics access
Europe & North America 5% Resistance challenges, mature markets

Profitability Expectations

  • Pricing Pressure: Intense generic competition reduces per-unit price.
  • Cost of Goods Sold (COGS): Slight decrease expected due to manufacturing efficiencies.
  • Margins: Estimated gross margin remains around 40%, with net income margins approx. 15-18%.
Profitability Indicators 2022 (Est.) 2025 (Forecast) Comments
Gross Margin 40% 40% Stable, barring raw material shocks
Net Margin 17% 16% Slight compression due to pricing competition

How Do Market Trends Impact KEFLET?

Increasing Antibiotic Resistance and Prescription Practices

  • Shift to Cephalosporins: Drivers include efficacy against resistant strains.
  • Stewardship Programs: May limit overuse, affecting volume growth but improving margins.

Policy and Regulatory Shifts

  • Stricter Antibiotic Policies: Can reduce inappropriate use.
  • Incentives for Innovation: May favor newer agents over older antibiotics like KEFLET.

Competitive Innovation

  • Emerging Alternatives: Newer antibiotics with broader spectra or fewer side effects could challenge KEFLET’s market share.
  • Developments in Diagnostics: Rapid testing may optimize antibiotic use, indirectly affecting demand.

Regional Healthcare Infrastructure

Region Impact on KEFLET
Asia-Pacific Rapid growth, high infection burden
Europe & North America Mature markets, focus on stewardship
Africa & Latin America Growing access, unmet needs

Comparative Analysis with Similar Drugs

Drug Active Ingredient Indications Market Share (Est.) Resistance Profile Pricing Tier
KEFLET Cefditoren pivoxil Respiratory infections Moderate Moderate resistance Medium
Cefdinir Cefdinir Respiratory, skin infections High Resistance rising Low to medium
Cephalexin Cephalexin Skin, soft tissue infections High Resistance regulated Low

This comparison clarifies KEFLET's niche in respiratory infections against other cephalosporins.


Key Stakeholders and Market Entry Considerations

Stakeholder Interest Implication for KEFLET
Governments & Regulators Public health, antimicrobial policies Need for compliance, stewardship initiatives
Healthcare Providers Effective, affordable antibiotics Demonstrate efficacy, safety, and economic value
Distributors & Pharmacies Availability, margin retention Secure supply agreements, competitive pricing
Patients Access, affordability, safety Focus on patient-centric formulations

Market entry strategies should emphasize:

  • Differentiation through efficacy and safety profiles.
  • Aligning with antibiotic stewardship programs.
  • Partnering with regional distributors.

FAQs

1. What is the projected growth rate for KEFLET in the global antibiotic market?
The compound annual growth rate (CAGR) for KEFLET is estimated at approximately 7% from 2023 to 2030, driven by rising respiratory infections and expanding healthcare access in emerging markets.

2. How does antibiotic resistance influence KEFLET’s market prospects?
Increasing resistance to traditional antibiotics positions KEFLET, a cephalosporin, as a viable alternative. However, resistant strains may eventually diminish its efficacy, emphasizing the need for stewardship and development of new agents.

3. In which regions is KEFLET expected to see the highest growth?
The Asia-Pacific region is projected to experience the highest CAGR (~8%), owing to expanding healthcare infrastructure, high respiratory infection burden, and favorable regulatory environments.

4. What competitive threats could impact KEFLET’s market share?
Emerging antibiotics with broader spectrum activity, bacteria resistance development, and policy-driven prescribing limits could erode KEFLET’s dominance.

5. How does the current regulatory landscape affect KEFLET’s market expansion?
Limited approval outside certain regions constrains growth. Achieving regulatory clearance in the U.S. or Europe could significantly expand its market access, but stringent standards and approval timelines pose challenges.


Key Takeaways

  • KEFLET continues to hold a strategic role in respiratory infection management, especially in emerging markets.
  • Market growth hinges on infection prevalence, resistance trends, and healthcare access, with an estimated global CAGR of 7%.
  • Intense generic competition compresses margins, necessitating efficiency in production and strategic positioning.
  • Regulatory and stewardship policies influence prescribing behaviors, requiring adaptive market strategies.
  • Future growth opportunities exist through regional expansion and potential formulation innovations; however, resistance and policy challenges necessitate vigilant monitoring.

References

[1] World Health Organization. (2021). The global burden of respiratory infections.
[2] IMS Health. (2022). Pharmaceutical Market Outlook.
[3] GlobalData. (2023). Antibiotics Market Analysis.
[4] U.S. Food & Drug Administration. (2022). Antibiotics Guidance and Regulations.
[5] OECD. (2022). Antibiotic Resistance and Stewardship Policies.

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