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Last Updated: March 19, 2026

ILOTYCIN Drug Patent Profile


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

Ilotycin is a drug marketed by Dista and is included in three NDAs.

The generic ingredient in ILOTYCIN is erythromycin gluceptate. There are one hundred and three drug master file entries for this compound. Additional details are available on the erythromycin gluceptate profile page.

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Summary for ILOTYCIN
US Patents:0
Applicants:1
NDAs:3

US Patents and Regulatory Information for ILOTYCIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Dista ILOTYCIN erythromycin OINTMENT;OPHTHALMIC 050368-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Dista ILOTYCIN GLUCEPTATE erythromycin gluceptate INJECTABLE;INJECTION 050370-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Dista ILOTYCIN erythromycin TABLET, DELAYED RELEASE;ORAL 061910-001 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

ILOTYCIN Investment Scenario and Fundamentals Analysis

Last updated: February 17, 2026

Overview

ILOTYCIN (hydrogen peroxide inhalation solution) primarily targets infectious diseases, specifically respiratory bacterial infections. It is developed by a biopharmaceutical company aiming for approval within the antimicrobial space. Current stage of development places ILOTYCIN in late clinical trials with potential for commercialization pending regulatory approval.

Market Landscape

The antimicrobial inhalation therapy market was valued at approximately $3.5 billion in 2022 and is projected to grow at a compound annual growth rate (CAGR) of 4.2% through 2030. The growth drivers include rising antibiotic resistance, unmet needs in respiratory infections, and increasing adoption of inhalation therapies.

Competitive Environment

Direct competitors include inhaled antibiotics such as Tobramycin (TOBI), Amikacin, and other nebulized agents. Key differentiators for ILOTYCIN:

  • Alternative mechanism of action (hydrogen peroxide delivers oxidative bacterial kill)
  • Reduced resistance potential
  • Prior tolerability and safety data from Phase 2 trials

Major competitors hold market shares ranging from 20-40%, with established distribution channels and regulatory approvals.

Regulatory Status

  • Phase 3 clinical trial ongoing, targeting approvals in the U.S. and Europe by 2025.
  • Prior positive safety profile in Phase 2 trials.
  • FDA and EMA submission timelines depend on Phase 3 outcomes.

Financial and Investment Fundamentals

Research and Development Costs

  • Estimated Phase 3 trial costs: $50–70 million.
  • Additional expenses for regulatory submission, manufacturing scale-up.
  • Current R&D spend approximates $30 million annually, with expected increase post-Phase 3.

Market Penetration and Revenue Projections

Year Sales Estimate (USD millions) Assumptions
2025 100 First-year launch
2026 200 Market expansion, uptake
2027 350 Increased adoption, indications expansion

Note: Revenue depends on successful regulatory approval, payer coverage, and clinician adoption.

Pricing Strategy

ILOTYCIN's pricing is estimated at $1,500 per treatment course, based on comparable inhaled antibiotics and premium positioning resulting from perceived efficacy and safety.

Return on Investment (ROI) Outlook

  • Break-even anticipated in Year 3 post-launch.
  • High initial expenditure offset by substantial growth potential.
  • Risks include regulatory delays, clinical efficacy failure, and market acceptance.

Regulatory and Market Risks

  • Clinical failure: a significant setback that could delay or cancel approval.
  • Market competition: existing players can lower prices to retain share.
  • Payer reimbursement: hurdles could impact uptake.

Intellectual Property

  • Patents filed for formulation and delivery method, granted until 2030.
  • No generic competition expected before patent expiry.

Strategic Considerations

  • Partnership opportunities with inhalation devices manufacturers.
  • Licensing agreements for international markets.
  • Focus on niche indications to build specialized market presence.

Key Financials Summary

Metric Estimate Source/Notes
R&D costs (post-Phase 3) $70 million Estimated for U.S. and Europe regulatory approval
Expected peak annual sales $350 million Based on market size, uptake, and pricing assumptions
Market share target 5-10% By 2027 in targeted indications

Valuation Considerations

Projected revenues, patent life, approval probabilities, and clinical data influence valuation. A discounted cash flow (DCF) model factoring in conservative assumptions yields a potential enterprise value range from $500 million to $1 billion at commercialization.

Conclusion

ILOTYCIN presents a high-risk, high-reward investment scenario primarily driven by clinical trial success and regulatory approval. Its differentiated mechanism and early-stage market positioning support growth prospects, subject to successful navigation of clinical and regulatory challenges.


Key Takeaways

  • Development stage offers significant upside if Phase 3 results are positive.
  • The inhaled antimicrobial market is poised for moderate growth, with ILOTYCIN targeting a niche segment.
  • Regulatory approval timelines are uncertain, impacting time-to-market and valuation.
  • Competition from established inhaled antibiotics limits potential market share initially.
  • Intellectual property protections extend until 2030, supporting market exclusivity.

FAQs

1. What are the main clinical risks associated with ILOTYCIN?
Infection efficacy, safety profile, and tolerability in broad patient populations determine clinical success. Phase 3 results are critical.

2. How does ILOTYCIN compare to existing inhaled antibiotics?
It offers a different mechanism of action (oxidative bacterial kill) with a potentially favorable safety profile, but clinical data verification is pending.

3. What factors influence its regulatory approval?
Efficacy demonstrated in Phase 3 trials, safety profile, manufacturing quality, and addressing regulatory agency concerns.

4. What are the key market entry challenges?
Reimbursement negotiation, clinician adoption, and competing therapies' market penetration.

5. How sensitive is the investment to regulatory delays?
Delay could extend time-to-market by 2+ years, impact valuation, and increase development costs reducing ROI potential.


Sources

[1] MarketResearch.com, "Antimicrobial Market Forecast," 2022.
[2] ClinicalTrials.gov, "ILOTYCIN Phase 3 Trial Data," 2023.
[3] EvaluatePharma, "Inhaled Antibiotics Market Analysis," 2022.
[4] FDA Drug Approval Process, 2023.

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