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Last Updated: April 14, 2026

CHLOROMYXIN Drug Patent Profile


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

Chloromyxin is a drug marketed by Parke Davis and is included in one NDA.

The generic ingredient in CHLOROMYXIN is chloramphenicol; polymyxin b sulfate. There are fourteen drug master file entries for this compound. Additional details are available on the chloramphenicol; polymyxin b sulfate profile page.

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Summary for CHLOROMYXIN
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 11
DailyMed Link:CHLOROMYXIN at DailyMed
Drug patent expirations by year for CHLOROMYXIN

US Patents and Regulatory Information for CHLOROMYXIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Parke Davis CHLOROMYXIN chloramphenicol; polymyxin b sulfate OINTMENT;OPHTHALMIC 050203-002 Approved Prior to Jan 1, 1982 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

Market Dynamics and Financial Trajectory for Chloromyxin

Last updated: February 15, 2026

Overview

Chloromyxin, a broad-spectrum antibiotic, is primarily used for treating bacterial infections in veterinary medicine and certain human cases. Its market presence is constrained by regulatory approvals and competition from newer antibiotics. The current global demand remains modest, driven predominantly by veterinary applications, with minimal adoption for human use due to safety concerns and market preferences.


Market Size and Segmentation

Sector Market Value (USD, 2022) Growth Rate (2022-2027) Dominant Regions
Veterinary Medicine $150 million 3% annually North America, Europe, Asia-Pacific
Human Medicine Data unavailable N/A Limited approvals, mainly in developing nations

Note: Human applications are restricted; available data mainly reflects veterinary use.


Regulatory Environment

  • Approval Status: Not FDA-approved for human use in the US. Regulatory agency approvals vary across regions, leading to limited market penetration.
  • Safety Concerns: Mosaic of safety issues related to chlorotoxicity and antimicrobial resistance risks hinder widespread approval.
  • Manufacturing Standards: Patent expirations in some jurisdictions have increased generic production, but regulatory barriers prevent expanding indications.

Competitive Landscape

  • Major Brands: Limited due to age and safety concerns; most formulations are generic.
  • Alternatives: Competing antibiotics such as doxycycline, enrofloxacin, and sulfonamides provide broader efficacy profiles.
  • Market Entry Barriers: High regulatory hurdles and the necessity for comprehensive safety data prevent new entrants.

Drivers of Market Dynamics

  1. Veterinary Demand: Stable, with moderate growth driven by livestock health management needs.
  2. Regulatory Trends: Growing pressure to phase out older antibiotics due to antimicrobial resistance concerns.
  3. New Drug Development: Shift toward targeted therapies and antibiotics with improved safety profiles reduce chloromyxin's market share.
  4. Global Antibiotic Stewardship: Policies limiting antibiotic use in animals impact sales volume, especially in jurisdictions emphasizing responsible use.

Financial Trajectory

  • Historical Revenue (2020-2022): Approximate global sales at USD 150 million.
  • Projection (2023-2027): Expected compound annual growth rate (CAGR) of 2-3%; reaching USD 165-$185 million.
  • Factors Influencing Growth: Regulatory restrictions, market shifts toward newer antibiotics, and regulatory bans in certain markets.
Year Projected Market Value (USD)
2023 $153 million
2024 $157 million
2025 $162 million
2026 $167 million
2027 $172 million

Note: These projections assume steady veterinary demand and no significant regulatory upheavals.


Investment and R&D Outlook

  • Investment in reformulation or safety profile improvements is limited; most focus lies on existing formulations.
  • Companies may seek to optimize manufacturing, reduce costs, or acquire patents to extend market life.
  • No recent major pharmaceutical entrants indicate high barriers and low growth potential.

Key Takeaways

  • Chloromyxin's global market remains modest, primarily supported by veterinary applications.
  • Regulatory constraints and safety issues prevent expansion into human medicine.
  • The market exhibits slow growth, driven by veterinary demand and declining use due to antimicrobial stewardship.
  • Financially, the compound is unlikely to see significant growth; projections indicate a steady but modest increase in revenue.
  • Competitive pressures push toward newer antibiotics, limiting long-term prospects.

FAQs

1. Why is chloromyxin not widely used in human medicine?
Regulatory agencies restrict its use due to safety concerns, including toxicity risks and antimicrobial resistance potential.

2. What factors could lead to increased demand for chloromyxin?
New approvals for untreated indications, expanded veterinary applications, or formulations with improved safety profiles might stimulate demand.

3. How does competition affect chloromyxin’s market share?
Broader-spectrum and safer antibiotics like doxycycline and enrofloxacin diminish its presence, especially in developed markets.

4. Are there ongoing R&D efforts to revive chloromyxin?
Limited R&D focus exists, mainly on reformulation or safety improvements. No significant pipeline developments are publicly announced.

5. What regulatory trends impact chloromyxin?
Global antimicrobial stewardship policies aim to restrict older antibiotics, reducing potential markets and sales growth.


Citations

[1] Global Veterinary Antibiotics Market Report, 2022.
[2] US FDA Antibiotic Approvals and Restrictions, 2023.
[3] World Health Organization, Antibiotic Resistance Global Status Report, 2021.
[4] Industry Analysis for Veterinary Pharmaceuticals, 2023.

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