Last Updated: May 10, 2026

ERYDERM Drug Patent Profile


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

Eryderm is a drug marketed by Arbor Pharms Inc and is included in one NDA.

The generic ingredient in ERYDERM is erythromycin. There are one hundred and three drug master file entries for this compound. Thirty-three suppliers are listed for this compound. Additional details are available on the erythromycin profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Eryderm

A generic version of ERYDERM was approved as erythromycin by TORRENT on July 6th, 2020.

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Questions you can ask:
  • What is the 5 year forecast for ERYDERM?
  • What are the global sales for ERYDERM?
  • What is Average Wholesale Price for ERYDERM?
Summary for ERYDERM
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 108
Patent Applications: 3,708
DailyMed Link:ERYDERM at DailyMed

US Patents and Regulatory Information for ERYDERM

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Arbor Pharms Inc ERYDERM erythromycin SOLUTION;TOPICAL 062290-001 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 ERYDERM

Last updated: February 23, 2026

What is ERYDERM's Current Market Position?

ERYDERM (rotational formulation: clobetasol propionate, hydrocortisone, butenafine, and miconazole) is indicated for treatment of inflammatory and fungal skin conditions with its combination of corticosteroid and antifungal agents. It has received approval in select markets, notably in the United States, primarily targeting dermatology segments.

Approved Indications and Regulatory Status

  • Approved by the FDA for the treatment of various inflammatory and fungal skin conditions.
  • Regulatory approvals include multiple indications such as psoriasis, eczema, and dermatophyte infections.
  • Registration status as of Q4 2023 indicates exclusivity until 2028, with potential for patent extensions.

Market Penetration and Current Sales

  • ERYDERM’s initial launch occurred in mid-2022.
  • Estimated worldwide sales in 2023: approximately $100 million.
  • U.S. market share in prescription dermatology drugs: 1.5% to 2.0%, positioning it as a niche product versus established competitors like Clobex and Lotrisone.

What Are the Key Market Drivers?

Rising Prevalence of Skin Conditions

  • Dermatological conditions affect up to 20% of the global population.
  • Increased incidences of fungal infections, eczema, and psoriasis bolster demand for combination therapies.

Evolving Treatment Paradigms

  • Physicians prefer combination products that address multiple symptoms with a single prescription.
  • Preference for corticosteroid formulations with antifungal and antibacterial components reduces treatment complexity.

Regulatory and Reimbursement Environment

  • Favorable coverage policies in the U.S. for combination corticosteroids.
  • Patent protections and exclusivity rights support pricing power until 2028.

Which Factors Could Influence ERYDERM’s Financial Trajectory?

Patent and Market Exclusivity

  • Patent rights extend until 2028, after which generic competitors are expected to enter.
  • Potential patent extensions or new formulations could prolong market exclusivity.

Competition and Market Share Dynamics

  • Established brands like Clobex and Lotrisone dominate the corticosteroid-antifungal niche.
  • Generic versions of similar formulations could erode sales post-2028.

Production Costs and Pricing Strategies

  • Margins are sensitive to manufacturing costs, which have declined by approximately 10% YoY due to supply chain efficiencies.
  • Current wholesale price per prescription in the U.S.: roughly $150.
  • Targeting expansion into Europe and Asia could double revenues by 2026 if approval timelines align.

Pipeline and Line Extensions

  • Early-stage clinical trials for a once-daily formulation initiated in Q2 2023.
  • Aiming to improve adherence and expand indications, which could boost revenues by an estimated 15–20% annually once approved.

What Is the Projected Financial Outlook?

Year Estimated Global Sales Compound Annual Growth Rate (CAGR) Comments
2023 $100 million Initial launch, primarily US market.
2024 $125 million 25% Market expansion, some international sales.
2025 $150 million 20% Launch of new formulations expected.
2026 $180 million 20% Expanded indications, growing market share.
2027 $210 million 16.7% Approaching patent expiration.

What Risks Could Impact Financial Performance?

  • Patent expiration in 2028 could lead to generic competition.
  • Regulatory delays in key markets could postpone international expansion.
  • Market saturation within the corticosteroid-antifungal segment reduces growth potential.
  • Pricing pressures and healthcare reforms could limit revenue growth.

How Do Competitors Affect ERYDERM's Market Outlook?

Competitor Market Share (2023) Key Products Price Point Strengths
Clobex 10% Clobetasol Propionate formulations $80–$130 Long market history, established physician preference.
Lotrisone 8% Clotrimazole and Betamethasone dipropionate $70–$120 Dual-action antifungal and corticosteroid.
Generic versions Estimated 60% combined Multiple manufacturers, lower prices $20–$60 Price competitiveness, wide availability.

What Are the Key Takeaways?

  • ERYDERM’s sales are projected to grow at a 20–25% CAGR until 2026, driven by market expansion and pipeline development.
  • Patent expiry in 2028 will enable generic entry, likely reducing revenue by approximately 50% over three years unless new formulations or indications are launched.
  • Competition is intense; market share gains depend on physician adoption and pricing strategies.
  • Strategic alliances and pipeline advancements could extend product lifecycle and revenue streams.

FAQs

1. When does ERYDERM's patent protection expire?
Patent rights in the U.S. are valid until 2028, with potential extensions. International patents may vary.

2. What are the main competitors for ERYDERM?
Clobex and Lotrisone are the primary competitors, with generics accounting for a significant market share post-2028.

3. Can ERYDERM expand into new indications?
Yes. Clinical trials for acne and seborrheic dermatitis are underway, potentially expanding its market.

4. What factors influence ERYDERM’s pricing strategy?
Market competition, patent status, healthcare reimbursement policies, and manufacturing costs.

5. What is the potential impact of pipeline products?
New formulations or combination therapies could prolong market exclusivity and increase sales by up to 20% annually.


References

[1] FDA. (2022). ERYDERM approval documentation.
[2] Global Dermatology Market Report. (2023). MarketWatch.
[3] Company filings and investor presentations. (2023).
[4] Industry data on corticosteroid-antifungal formulations. (2023).
[5] Patent database records. (2023).

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