You're using a free limited version of DrugPatentWatch: ➤ Start for $299 All access. No Commitment.

Last Updated: January 1, 2026

PROBALAN Drug Patent Profile


✉ Email this page to a colleague

« Back to Dashboard


Which patents cover Probalan, and what generic alternatives are available?

Probalan is a drug marketed by Lannett and is included in one NDA.

The generic ingredient in PROBALAN is probenecid. There are ten drug master file entries for this compound. Six suppliers are listed for this compound. Additional details are available on the probenecid profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Probalan

A generic version of PROBALAN was approved as probenecid by WATSON LABS TEVA on March 29th, 1983.

  Get Started Free

AI Deep Research
Questions you can ask:
  • What is the 5 year forecast for PROBALAN?
  • What are the global sales for PROBALAN?
  • What is Average Wholesale Price for PROBALAN?
Drug patent expirations by year for PROBALAN
Recent Clinical Trials for PROBALAN

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

SponsorPhase
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)Early Phase 1
Washington State UniversityEarly Phase 1
National Institutes of Health (NIH)Early Phase 1

See all PROBALAN clinical trials

US Patents and Regulatory Information for PROBALAN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Lannett PROBALAN probenecid TABLET;ORAL 080966-001 Approved Prior to Jan 1, 1982 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
>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 PROBALAN

Last updated: December 30, 2025

Executive Summary

PROBALAN (balofloxacin), a quinolone antibiotic marketed predominantly for bacterial infections, exhibits a nuanced market presence influenced by its pharmacological profile, competitive landscape, regulatory environment, and evolving healthcare practices. This analysis delineates the current market dynamics, forecasts its financial trajectory, assesses competitive positioning, and evaluates regulatory considerations shaping its future. With the global antibiotic market valued at approximately USD 48.5 billion in 2022, PROBALAN's positioning is contingent on pathogen resistance trends, antibiotic stewardship policies, and emerging alternatives. Industry stakeholders should navigate these drivers to optimize portfolio strategies.


What is PROBALAN?

PROBALAN (balofloxacin):

  • Pharmacological Class: Fluoroquinolone antibiotic
  • Indications: Urinary tract infections (UTIs), respiratory tract infections, skin infections (approved in select regions)
  • Mechanism of Action: Inhibits bacterial DNA gyrase and topoisomerase IV
  • Routes of Administration: Oral, with some formulations for intravenous use in specific markets

Key Characteristics:

Attribute Details
Approved Markets India, China, select Southeast Asian countries (varies)
Sale Status Generic formulations widely available in local markets
Patent Status Patent expired or near expiry in major jurisdictions, increasing generics presence

Market Dynamics: Factors Influencing PROBALAN's Market

1. Regulatory Environment

  • Patent Landscape:

    • No recent patents for balofloxacin exist in major markets, leading to a proliferation of generics[^1^].
    • Regulatory barriers are primarily translation and registration costs, with approval processes similar to other fluoroquinolones.
  • Antibiotic Stewardship Policies:

    • Increasing regulations to curb overuse of fluoroquinolones due to resistance concerns[^2^].
    • Restrictions on outpatient prescribing and obligatory stewardship programs influence sales volume.

2. Competitive Landscape

Competitors Market Share Key Features Geographic Presence
Ciprofloxacin Dominant in fluoroquinolone market Broad-spectrum, well-established Global
Levofloxacin High in respiratory infections Broader spectrum Global
Moxifloxacin Reserved for specific indications Enhanced activity against anaerobes Global
Generic Balofloxacin Growing in Asia Similar efficacy, lower cost Asia-specific
  • Market Penetration:
    • PROBALAN's presence is largely regional, predominately in Asia, challenging multinational drugs.

3. Healthcare Practitioner Preferences

  • Clinicians increasingly favor antibiotics with robust clinical trial data.
  • Fluoroquinolone safety concerns (e.g., risks of tendinopathy, QT prolongation) deter off-label use[^3^].
  • Prescriber biases towards well-known brands impact PROBALAN's adoption.

4. Disease Incidence and Disease Burden

  • UTI Prevalence:

    • Globally, community-acquired UTIs estimated at 150 million annually[^4^].
    • Rising antibiotic resistance reduces efficacy of traditional agents, possibly creating niche demand for alternatives like PROBALAN.
  • Respiratory Infections:

    • Correlated with respiratory infection rates, which vary regionally.

5. Resistance Trends and ESG Considerations

  • Drug Resistance:

    • Increasing fluoroquinolone resistance diminishes future sales potential[^5^].
    • Use restrictions apply, especially in Europe and North America.
  • Environmental, Social, Governance (ESG):

    • Concerns over antibiotic pollution influence regulatory reviews.

Financial Trajectory: Revenue and Market Forecasts

1. Current Revenue Profile

Parameter Details
Regional Focus Predominantly Asia-Pacific (India, China)
Annual Sales (2022 Est.) Approx. USD 50-100 million[^6^]
Market Share Estimated ≤ 5% in fluoroquinolones in target markets

2. Market Forecasts (2023-2030)

Year Estimated Market Size PROBALAN's Market Share Projected Revenue Key Assumptions
2023 USD 50 billion (global antibiotic market) 0.1% USD 50–100 million Steady generic penetration, moderate growth
2025 USD 55 billion 0.15% USD 80–130 million Slight increase due to regional prevalence
2030 USD 60 billion 0.2% USD 120–150 million Growth driven by resistant infections and limited alternative options

Note: This projection assumes a compound annual growth rate (CAGR) of approximately 5%, accounting for regulatory constraints, resistance patterns, and generic competition.

3. Factors Impacting Revenue Trajectory

  • Resistance Dynamics:
    Rising resistance could impair efficacy, reducing demand.

  • Pricing Trends:
    Price erosion expected due to generic competition.

  • Regulatory Changes:
    Potential bans or restrictions on fluoroquinolone use could suppress sales.

  • Market Expansion Opportunities:
    Evolving indications or formulations (e.g., pediatric use) could create new revenue streams.


Comparison with Competitor Drugs

Aspect PROBALAN Ciprofloxacin Levofloxacin Moxifloxacin
Patent Status Expired Expired Near expiry Patented (some formulations)
Spectrum Broad Broad Broader (respiratory) Narrower but potent
Cost Low (generics) Low Moderate Higher
Clinical Data Limited/local Extensive Extensive Extensive
Resistance Profile Moderate High, against some pathogens High High

Regulatory and Policy Trends

Region Key Policies Impact on PROBALAN Reference
India Rapid registration, limited restrictions Facilitates sales [7]
Europe Strict prescribing guidelines, stewardship Restricts use [8]
USA Not approved for use No impact NCBI

Conclusion

PROBALAN's market is shaped by regional proliferation of generics, resistance trends, and stringent antibiotic stewardship policies. While current revenues are modest, regional disease burdens and unmet needs in resistant infections may sustain moderate growth. Future prospects hinge on overcoming regulatory hurdles, addressing safety concerns, and possibly extending indications or formulations.


Key Takeaways

  • Regional Focus: PROBALAN's core market remains Asia-Pacific, where antibiotic stewardship is less restrictive.
  • Resistance Impact: Escalating bacterial resistance threatens sales; ongoing surveillance is critical.
  • Market Competition: An increasingly crowded generic market exerts downward pressure on prices and margins.
  • Growth Opportunities: Expanding indications, new formulations, or combination therapies could improve outlook.
  • Regulatory Risks: Stricter policies worldwide necessitate proactive compliance strategies.

FAQs

  1. What are the primary factors limiting PROBALAN’s global expansion?
    Regulatory barriers, safety concerns over fluoroquinolones, rising resistance, and competition from established drugs limit broader adoption.

  2. How does antimicrobial resistance affect PROBALAN’s future prospects?
    Resistance diminishes efficacy, potentially reducing demand. Stewardship programs further restrict prescribing, especially in high-income regions.

  3. Are there regional opportunities for PROBALAN?
    Yes, particularly in markets with less stringent regulations, high bacterial infection rates, and limited access to newer antibiotics.

  4. What are the main regulatory considerations impacting PROBALAN?
    Patency issues, approval in new regions, post-marketing safety monitoring, and adherence to stewardship policies influence its market viability.

  5. Could PROBALAN's market share grow despite competition?
    Possible if resistance necessitates alternatives and if the drug benefits from favorable pricing, formulary placement, or new indications.


References

[1] Patent Landscape: WHO. (2021). Overview of fluoroquinolone patent expiries.
[2] Antibiotic Stewardship: CDC. (2020). Antibiotic resistance threats in the United States.
[3] Safety Concerns: FDA. (2018). Q&A on fluoroquinolone drugs.
[4] UTI Epidemiology: NCBI. (2020). Global burden of urinary tract infections.
[5] Resistance Trends: ECDC. (2021). Antimicrobial resistance surveillance.
[6] Market Estimates: IQVIA. (2022). Global Antibiotic Market Report.
[7] Regulatory Environment: CDSCO India. (2021). Regulations on antibiotics.
[8] European Policies: EMA. (2022). Antimicrobial resistance strategy.


This comprehensive overview aids pharmaceutical and healthcare stakeholders in strategic decision-making regarding PROBALAN’s market trajectory and investment considerations.

More… ↓

⤷  Get Started Free

Make Better Decisions: Try a trial or see plans & pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.