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Last Updated: March 26, 2026

AUREOMYCIN Drug Patent Profile


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When do Aureomycin patents expire, and when can generic versions of Aureomycin launch?

Aureomycin is a drug marketed by Lederle and is included in one NDA.

The generic ingredient in AUREOMYCIN is chlortetracycline hydrochloride. There are twelve drug master file entries for this compound. Additional details are available on the chlortetracycline hydrochloride profile page.

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Questions you can ask:
  • What is the 5 year forecast for AUREOMYCIN?
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  • What is Average Wholesale Price for AUREOMYCIN?
Summary for AUREOMYCIN
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 1
Patent Applications: 5,662
DailyMed Link:AUREOMYCIN at DailyMed
Drug patent expirations by year for AUREOMYCIN

US Patents and Regulatory Information for AUREOMYCIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Lederle AUREOMYCIN chlortetracycline hydrochloride OINTMENT;OPHTHALMIC 050404-001 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 AUREOMYCIN (Chlortetracycline)

Last updated: March 14, 2026

What is the current market landscape for AUREOMYCIN?

AUREOMYCIN, the trade name for chlortetracycline, is an antibiotic within the tetracycline class. It primarily addresses veterinary infections, with limited use in human medicine due to regulatory restrictions and resistance concerns. The global antibiotic market is valued at approximately $50 billion in 2022, with veterinary antibiotics accounting for roughly $7 billion, growing at 3-4% annually [1].

The veterinary segment dominates AUREOMYCIN sales because of its historical application in poultry, swine, and cattle industries. Its use in agriculture is increasingly scrutinized due to antibiotic resistance concerns, affecting market volume and growth prospects.

How are regulatory policies influencing AUREOMYCIN?

Regulatory agencies, notably the U.S. FDA and EMA, have introduced restrictions on the use of antibiotics in food-producing animals. The Veterinary Feed Directive (VFD) in the U.S. (implemented fully in 2017) prohibits extra-label use of medically important antibiotics like chlortetracycline in feed, reducing potential sales volume [2].

European policies restrict growth-promoting antibiotic use, leading to phased bans in several countries. These measures directly impact sales volume and foster a shift toward alternative antimicrobial agents and diagnostics.

What are the key drivers and constraints shaping the market?

Drivers:

  • Continued use in disease control in veterinary medicine, especially in developing regions.
  • Increasing demand for animal protein, leading to intensive livestock farming, which heightens infection risk.
  • Expansion into niche markets, such as aquaculture, where approved antibiotics are limited.

Constraints:

  • Rising antibiotic resistance decreasing efficacy and leading to regulatory bans.
  • Stringent regulations reducing authorized uses in food animals.
  • Consumer pressure and market shifts toward antibiotic-free meat, impacting demand.

What is the financial outlook for AUREOMYCIN?

The sales of AUREOMYCIN are poised for a moderate decline over the next five years due to regulatory pressures. Estimates forecast a compound annual growth rate (CAGR) of -2% in veterinary applications from 2023 to 2028. The global veterinary antibiotics market peaked at $7 billion in 2022 and is projected to decline to approximately $6.5 billion by 2028.

Revenue data suggest that the veterinary segment accounts for roughly 80% of AUREOMYCIN sales, with the remainder deriving from niche human applications and experimental uses. Price pressure from generic manufacturers also compresses profit margins.

Major manufacturers, including Zoetis and Elanco, have reduced production or shifted focus toward alternative compounds, such as ionophores or non-antibiotic growth promotants, to maintain margins in a changing regulatory climate.

Pricing Trends:

  • Antibiotic prices have declined by an average of 3% annually over the past decade.
  • Supply chain disruptions and regulatory compliance costs have further pressured margins.

Market Share Dynamics:

  • Zoetis holds approximately 40% of veterinary antibiotic market share, primarily through its broad-spectrum antibiotics portfolio.
  • No dominant manufacturer produces AUREOMYCIN, as many markets have limited authorized formulations.

How will emerging trends alter the AUREOMYCIN market?

The push for antimicrobial stewardship is pressuring the industry to phase out traditional antibiotics like chlortetracycline. The rise of alternatives—such as vaccines, probiotics, and novel diagnostics—diminishes reliance on antibiotics, including AUREOMYCIN.

In certain markets, legal bans on antibiotics in animal feed are linked to increased use of approved alternatives, such as coccidiostats and growth hormone replacements, which may partially offset declining AUREOMYCIN sales.

Development of resistance also limits repurposing efforts in human medicine, constraining revenue streams stemming from human applications.

What are the key risks and opportunities?

Risks:

  • Regulatory bans continue to extend, further restricting use.
  • Development of resistance reduces clinical effectiveness.
  • Market shifts toward antibiotic-free methods diminish long-term demand.

Opportunities:

  • Repurposing AUREOMYCIN in niche or emerging markets like aquaculture.
  • Innovation in delivery systems or formulations to reinstate certain uses.
  • Developing new analogs with improved safety profiles to navigate regulatory landscapes.

Summary Table

Aspect Data/Insight
Market Volume (2022) ~$7 billion (veterinary antibiotics)
CAGR (2023–2028) -2% (expect decline in AUREOMYCIN-related sales)
Price Decline ~3% annually over the past decade
Regulatory Impact Bans in Europe; VFD in the U.S.
Major Players Zoetis (~40% market share), other generics

Key Takeaways

  • The AUREOMYCIN market is shrinking due to regulatory restrictions and rising resistance.
  • Its primary application remains in veterinary medicine; human applications are minimal.
  • Growth prospects are confined to niche markets, with a slow decline forecast.
  • Regulatory and resistance risks outweigh potential new application opportunities.
  • Market share consolidates around a few large veterinary pharmaceutical manufacturers.

FAQs

1. Will AUREOMYCIN retain any significant market share in the near future?
Limited to niche applications, primarily in aquaculture or regions with lax regulations. Overall, its market share is expected to decline.

2. Are there any regulatory approvals for new formulations of AUREOMYCIN?
No recent approvals; prevailing trends favor withdrawal or replacement with alternatives.

3. Can resistance development lead to renewed uses of chlortetracycline?
Unlikely; resistance diminishes efficacy, prompting bans and restrictions.

4. How do regulatory differences across regions influence sales?
Stringent policies in Europe and North America reduce use; developing nations maintain higher reliance.

5. What strategies are companies employing to offset declining AUREOMYCIN sales?
Shifting toward alternative antimicrobials, investing in vaccine development, and exploring non-antibiotic growth promoters.

References

[1] MarketsandMarkets. (2022). Veterinary Antimicrobials Market Size, Share & Trends Analysis.
[2] U.S. Food and Drug Administration (FDA). (2017). Veterinary Feed Directive (VFD).

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