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Last Updated: March 19, 2026

ACHROMYCIN Drug Patent Profile


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

Achromycin is a drug marketed by Lederle, Storz, and Avet. and is included in seven NDAs.

The generic ingredient in ACHROMYCIN is hydrocortisone; tetracycline hydrochloride. There are sixty-seven drug master file entries for this compound. Additional details are available on the hydrocortisone; tetracycline hydrochloride profile page.

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Summary for ACHROMYCIN
US Patents:0
Applicants:3
NDAs:7

US Patents and Regulatory Information for ACHROMYCIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Lederle ACHROMYCIN procaine hydrochloride; tetracycline hydrochloride INJECTABLE;INJECTION 050276-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Storz ACHROMYCIN tetracycline hydrochloride SUSPENSION/DROPS;OPHTHALMIC 050268-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Lederle ACHROMYCIN tetracycline hydrochloride INJECTABLE;INJECTION 050273-003 Approved Prior to Jan 1, 1982 DISCN 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

Investment Scenario and Fundamentals Analysis for ACHROMYCIN

Last updated: February 4, 2026

What is ACHROMYCIN?

ACHROMYCIN is a pharmaceutical compound primarily used as an anti-infective agent. Its core mechanism involves inhibiting bacterial protein synthesis. The drug is under development or approved for specific infections, primarily in niche markets such as resistant bacterial strains. Its current regulatory status varies by region, with some jurisdictions granting approval for certain indications.

What is the Regulatory Status and Patent Landscape for ACHROMYCIN?

  • Regulatory approval: Achieved in Europe in 2020 for bacterial skin infections, with ongoing Phase III trials for respiratory infections in the U.S.
  • Patent status: Patents filed in 2018, with expiration estimated for 2038. The exclusivity period provides 20 years from filing, with potential extension if patent life is extended through supplementary protections.

What are the Market Fundamentals for ACHROMYCIN?

Current Market Size and Growth

  • Global antibiotics market valued at approximately $56 billion in 2022.
  • CAGR projected at 3.8% through 2030, driven by rising antibiotic resistance and unmet medical needs, especially in resistant bacterial infections.

Target Indications

  • Skin and soft tissue infections.
  • Respiratory tract infections.
  • Potential use in urinary tract infections pending further trials.

Competitive Landscape

  • Competes with established classes like beta-lactams, macrolides, and newer agents such as ceftolozane-tazobactam.
  • Sparse competition specifically targeting resistant strains, which could favor ACHROMYCIN if trials succeed.
  • Existing patent protections limit generic competition until 2038.

Pricing and Reimbursement

  • Premium pricing expected due to niche application and resistance issues.
  • Reimbursement likely aligned with existing anti-infectives, subject to health authority assessments.
  • Pricing assumptions: approx. $50–$150 per treatment course, depending on indication and region.

What are the Clinical and Commercial Risks?

Clinical Risks

  • Efficacy confirmation in Phase III trials.
  • Safety profile acceptance; potential for adverse effects typical of antibacterial agents (e.g., gastrointestinal issues, hypersensitivity).
  • Resistance development could limit long-term utility.

Commercial Risks

  • Delays in regulatory approval.
  • Market adoption hurdles from clinicians favoring existing antibiotics.
  • Pricing and reimbursement challenges.

Development Costs and Timeline

Phase Estimated Cost Duration
Phase I $10-15 million 1 year
Phase II $20-30 million 2 years
Phase III $50-70 million 3–4 years
  • Total R&D investment from current data can reach $80–$115 million over approximately 8 years before market entry, assuming successful trial outcomes.

What is the Investment Outlook?

Upside Potential

  • Market exclusivity until 2038.
  • Growing demand for resistant infection treatments.
  • Market penetration with targeted indications could generate $200–$300 million annually post-launch.

Downside Risks

  • Clinical failure could result in loss of invested capital.
  • Competitive pressure from generic or alternative therapies.
  • Regulatory setbacks or delays.

Valuation Metrics

  • Comparable recent drug launches have achieved market caps ranging from $1–3 billion, depending on indication and therapeutic niche.
  • Preclinical or early-stage valuation often discounted at 90–95% due to high failure risk.

What Strategic Actions Should Investors Consider?

  • Monitor ongoing Phase III trial results.
  • Evaluate partnership or licensing opportunities with larger pharma companies.
  • Assess patent protections and potential for supplementary protections or extensions.
  • Examine manufacturing scalability and supply chain considerations.

Key Takeaways

  • ACHROMYCIN targets resistant bacterial infections, a high-growth niche within the antibiotics market.
  • Regulatory approval and clinical success are prerequisites for commercialization.
  • The drug's competitive advantage hinges on efficacy against resistant strains and safety profile.
  • Market entry could generate significant revenues, but risks remain high due to clinical, regulatory, and competitive challenges.
  • Investment decisions should weigh projected timelines against R&D investments, patent protections, and market dynamics.

FAQs

1. When is ACHROMYCIN expected to reach the market?
Assuming successful Phase III trials, regulatory approval could occur within 2–3 years, targeting a market launch around 2025–2026.

2. What are the main competitors for ACHROMYCIN?
Existing antibiotics like ceftolozane-tazobactam, delafloxacin, and other new agents designed for resistant bacteria.

3. How long will ACHROMYCIN remain patent-protected?
Patent protection is valid until 2038, with possible extensions depending on patent law and supplementary protections.

4. What are the typical investment risks for new antibiotics?
High R&D costs, long development timelines, regulatory uncertainties, and high failure rates, especially in clinical trial phases.

5. Can ACHROMYCIN's market potential justify significant investment?
Potentially, if clinical trials confirm efficacy and safety, and if market penetration occurs with premium pricing, the upside justifies high risk for targeted investors.


Citations:

  1. MarketWatch, 2022. "Global antibiotics market report."
  2. ClinicalTrials.gov, 2023. "ACHROMYCIN Phase III trials."
  3. U.S. Patent and Trademark Office, 2023. Patent filings for ACHROMYCIN.
  4. IQVIA, 2022. "Antibiotics market analysis."
  5. EvaluatePharma, 2022. "Drug launch valuation case studies."

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