Last Updated: June 17, 2026

PHRENILIN WITH CAFFEINE AND CODEINE Drug Patent Profile


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Which patents cover Phrenilin With Caffeine And Codeine, and when can generic versions of Phrenilin With Caffeine And Codeine launch?

Phrenilin With Caffeine And Codeine is a drug marketed by Valeant and is included in one NDA.

The generic ingredient in PHRENILIN WITH CAFFEINE AND CODEINE is acetaminophen; butalbital; caffeine; codeine phosphate. There are sixty-six drug master file entries for this compound. Five suppliers are listed for this compound. Additional details are available on the acetaminophen; butalbital; caffeine; codeine phosphate profile page.

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Summary for PHRENILIN WITH CAFFEINE AND CODEINE
US Patents:0
Applicants:1
NDAs:1

US Patents and Regulatory Information for PHRENILIN WITH CAFFEINE AND CODEINE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Valeant PHRENILIN WITH CAFFEINE AND CODEINE acetaminophen; butalbital; caffeine; codeine phosphate CAPSULE;ORAL 074911-001 Aug 22, 2001 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

Investment Scenario and Fundamentals Analysis for Phrenilin with Caffeine and Codeine

Last updated: February 21, 2026

What is the current regulatory status of Phrenilin with Caffeine and Codeine?

Phrenilin with Caffeine and Codeine is a combination analgesic marketed for severe pain relief. It contains caffeine, which acts as a stimulant and adjuvant, and codeine, an opioid analgesic. The drug is classified as a schedule III or schedule IV controlled substance in the U.S., depending on local regulations, due to the presence of codeine.

The drug’s regulatory approval depends on regional authorities; for example:

  • U.S. Food and Drug Administration (FDA): Not currently approved as a New Drug Application (NDA) for Phrenilin with Caffeine and Codeine specifically. Existing formulations with codeine are available as generics.
  • European Medicines Agency (EMA): May approve codeine-containing analgesics but under strict regulations.
  • Other jurisdictions: May vary; some countries ban or heavily restrict codeine combinations.

Efforts to reintroduce or reformulate the drug could face regulatory hurdles due to concerns over opioid abuse.

What is the market landscape and competitive positioning?

The analgesic market for opioid-containing products is mature but declining in some regions due to regulatory restrictions. Key points:

  • Market size: The global opioid analgesics market was valued at approximately USD 13 billion in 2021, with growth primarily driven by developing countries.
  • Competition: Main competitors include generic formulations of codeine-based products, other combination analgesics (e.g., acetaminophen with codeine, tramadol), and non-opioid alternatives.
  • Regulatory pressures: Increasing restrictions reduce availability; many countries have mandated prescription-only policies and tight control measures.

What are the key intellectual property (IP) and patent considerations?

The original patent protections for formulations containing codeine have expired in most jurisdictions, leading to a decline in brand differentiation. Innovative formulations with improved safety profiles or delivery methods might be patentable.

  • Patent expiry: Many codeine formulations entered generic phase over 10 years ago.
  • Potential for new formulations: Extended-release variants or combination delivery systems could be patentable, offering market exclusivity.
  • Regulatory exclusivity: May not provide significant market protection due to generic proliferation.

What are the safety and legal considerations affecting market access?

Opioid drugs face increasing scrutiny due to abuse potential. Risks include:

  • Regulatory restrictions: May limit prescription and pharmacy sales.
  • Legal risks: Strict classification subjects the drug to control measures, affecting supply chains.
  • Market risk: Growing opioid epidemic concerns could result in reduced prescribing and sales.

The presence of caffeine is unlikely to influence regulatory status but could impact the drug's positioning as a stimulant adjunct.

What are the investment and commercialization risks?

  • Market decline: Due to legal restrictions and societal shifts toward reducing opioid prescriptions.
  • Reformulation opportunities: Potential to develop abuse-deterrent formulations for higher market acceptance.
  • Manufacturing challenges: Strict compliance with Good Manufacturing Practices (GMP) and regulatory standards required.
  • Patent and exclusivity: Limited due to expired patents and competition from generics.

What is the potential for reformulation or alternative delivery systems?

Investing in reformulating Phrenilin with Caffeine and Codeine as abuse-deterrent or extended-release formulations could expand market viability. However, this requires significant R&D:

  • Technological innovation: Abuse-deterrent delivery systems.
  • Regulatory approval: Extensive clinical trials necessitated.
  • Market acceptance: Physicians may be hesitant to prescribe opioids despite reformulation.

Summary and Conclusion

The supply of Phrenilin with Caffeine and Codeine faces notable headwinds:

  • Regulatory restrictions on opioids diminish market size, especially in jurisdictions with strict control policies.
  • Patent expiry and generic availability limit pricing power.
  • Growth opportunities could stem from reformulation efforts focused on abuse deterrence or extended-release properties but involve high development costs and regulatory risks.
  • Market positioning relies heavily on regional regulatory environments and societal attitudes toward opioids.

Key Takeaways

  • The drug faces significant regulatory hurdles and declining demand in developed markets.
  • Intellectual property protections are limited; market exclusivity is minimal.
  • Reformulation into abuse-deterrent formulations may restore some market viability.
  • US and European markets are especially restrictive due to opioid addiction concerns.
  • Region-specific strategies are essential given varying legal landscapes.

Frequently Asked Questions

1. Is Phrenilin with Caffeine and Codeine currently marketed in major regions?
In the U.S., similar formulations exist as generic products. No specific new branded approval for Phrenilin with this combination is active.

2. What are the main barriers to market growth?
Regulatory restrictions, societal concerns over opioid abuse, and patent expiry are primary barriers.

3. Are there opportunities in reformulation?
Yes, abuse-deterrent formulations and extended-release versions could create niche markets if approved.

4. How does the legal environment affect the investment?
Stringent regulations increase compliance costs and limit sales channels, reducing profitability potential.

5. What regions offer the best prospects?
Emerging markets may have less restrictive regimes, but overall demand is volatile due to opioid misuse concerns.


References

[1] International Narcotics Control Board. (2022). Opioids Market Report.
[2] U.S. Food and Drug Administration. (2023). Regulations on Opioid Prescriptions.
[3] MarketsandMarkets. (2022). Global Analgesics Market Analysis.
[4] European Medicines Agency. (2022). Guidelines on Opioid Use and Control.
[5] U.S. Patent and Trademark Office. (2022). Patent Expiry Database.

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