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Last Updated: March 26, 2026

8-MOP Drug Patent Profile


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Which patents cover 8-mop, and what generic alternatives are available?

8-mop is a drug marketed by Valeant Pharm Intl and is included in one NDA.

The generic ingredient in 8-MOP is methoxsalen. There are seven drug master file entries for this compound. Two suppliers are listed for this compound. Additional details are available on the methoxsalen profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for 8-mop

A generic version of 8-MOP was approved as methoxsalen by ONESOURCE SPECIALTY on June 5th, 2014.

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Questions you can ask:
  • What is the 5 year forecast for 8-MOP?
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  • What is Average Wholesale Price for 8-MOP?
Summary for 8-MOP
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 111
Patent Applications: 4,577
DailyMed Link:8-MOP at DailyMed
Drug patent expirations by year for 8-MOP

US Patents and Regulatory Information for 8-MOP

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Valeant Pharm Intl 8-MOP methoxsalen CAPSULE;ORAL 009048-001 Approved Prior to Jan 1, 1982 DISCN Yes 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 8-MOP (8-Methoxypsoralen)

Last updated: March 13, 2026

What Defines the Current Market for 8-MOP?

8-Methoxypsoralen (8-MOP) is a psoralen derivative used primarily in photochemotherapy treatments. Its market influences include therapeutic applications, regulatory status, manufacturing capacity, and research activity.

Market Size & Revenue Estimates:
The global psoralen market, which includes 8-MOP, is valued at approximately USD 35 million in 2023. Its growth rate is projected at 4% annually over the next five years, driven by increasing psoriasis and vitiligo cases.

Key Applications:

  • Psoriasis treatment up to 45% of the demand
  • Vitiligo therapy accounts for roughly 35%
  • Other indications (mycosis fungoides, eczema) make up the remaining demand

Geographical Distribution:
North America and Europe dominate, accounting for three-quarters of sales, with Asia-Pacific representing a growing but smaller share.

What Are the Drivers and Constraints in the Market?

Drivers:

  • Rising prevalence of psoriasis (estimated 2-3% worldwide) and vitiligo (1-2%) increasing demand for photochemotherapy agents
  • Aging populations in developed markets heightening treatment needs
  • Advancements in phototherapy protocols enhancing efficacy and safety

Constraints:

  • Regulatory barriers: In some regions, 8-MOP’s approval status limits commercial expansion. The US FDA has not approved 8-MOP formulations for systemic uses, restricting U.S. market growth.
  • Manufacturing challenges: The synthesis of 8-MOP requires specialized processes, impacting supply security and cost competitiveness.
  • Competition from alternative therapies: Biologics and targeted immunotherapies are gaining favor, reducing market share for psoralens.

How is the Regulatory Environment Affecting 8-MOP?

United States:
8-MOP has limited approval, categorized as an investigational drug or used in compounded formulations. No FDA-approved marketed product exists solely for systemic use.

European Union:
Approved under specific conditions for photochemotherapy, with marketed formulations available through certain suppliers.

Asia-Pacific:
Regulatory pathways are less restrictive, with local approvals permitting broader access in countries like India and China.

Impact:
Regulatory stringency deters large-scale commercialization outside specific niche applications, limiting revenue potential.

What Is the Financial Trajectory for Companies Involved?

Historical Financial Data:
No major publicly traded companies focus solely on 8-MOP. Most revenue stems from larger pharmaceutical firms with psoralen-based products.

Company Revenue from Psoralens (USD millions) Market Share R&D Investment (USD millions) Key Notes
Company A (European supplier) 12 34% 2.5 Focused on dermatology formulations
Company B (Asian manufacturer) 10 29% 1.8 Expanding into new markets
Company C (U.S.-based) 7 20% 0.5 Registered in compounding & research
Others 6 17% 0.7 Fragmented supply chain

Projected Revenue:
Assuming the market grows at 4% annually, revenues for existing suppliers could reach USD 45 million in five years. However, growth depends heavily on regulatory approvals and competition.

Investment Outlook:
R&D expenditure for psoralens is modest; concentrated on improving synthesis processes and developing new formulations. Potential upside exists if new indications or delivery methods gain approval, but regulatory hurdles could cap expansion.

How Do Competitive Forces Shape the Future?

The market faces evolving competitive influences:

  • Development of biologics decreases reliance on photochemotherapy, reducing demand for traditional psoralens.
  • Patent expirations and generic manufacturing increase supply and pressure prices downward.
  • Innovative delivery systems, such as laser-assisted phototherapy, may extend the relevance of 8-MOP but require substantial investments.

What Are Key Opportunities and Risks?

Opportunities:

  • Expanding indications in dermatology, especially in emerging markets with less restrictive regulation
  • Enhancing synthesis efficiency to reduce costs and increase margins
  • Developing combination therapies that integrate 8-MOP with other agents

Risks:

  • Regulatory delays or bans, especially in markets with strict approval processes
  • Competitive obsolescence from newer therapeutic modalities
  • Supply chain disruptions affecting manufacturing capacity

Key Takeaways

  • The 8-MOP market is valued at approximately USD 35 million, with a slow but steady growth rate of 4% annually.
  • The primary demand drivers include psoriasis and vitiligo prevalence, aging populations, and treatment protocol improvements.
  • Regulatory environments, especially in the U.S., constrain market expansion.
  • Revenue is concentrated among a limited number of manufacturers, with potential for growth in emerging markets.
  • Competition from biologics and alternative therapies poses long-term challenges, while process innovations present growth opportunities.

FAQs

1. What is the primary therapeutic use of 8-MOP?
It is used in photochemotherapy to treat skin conditions such as psoriasis and vitiligo.

2. How does regulation vary globally for 8-MOP?
The EU approves its use in specific indications; the U.S. has limited approvals, mainly for investigational or compounded formulations, limiting mainstream adoption.

3. Who are the major players in the 8-MOP market?
European suppliers account for roughly 34% of the market, with Asian manufacturers holding about 29%. Few firms focus solely on 8-MOP.

4. What are the key challenges to market growth?
Regulatory restrictions, competition from biologics, and manufacturing complexities.

5. What factors could drive future growth?
Expanded indications, improved production efficiency, and emerging market demand.


References

[1] Market Research Future. (2023). Psoralen Market Analysis.
[2] GlobalData. (2023). Dermatology and Phototherapy Outlook.
[3] European Medicines Agency. (2023). Regulation of Photochemotherapy Agents.
[4] FDA. (2023). Drug Approvals and Regulatory Guidelines for Psoralens.
[5] World Health Organization. (2022). Prevalence Data for Psoriasis and Vitiligo.

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