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Last Updated: December 12, 2025

PROMETHAZINE WITH CODEINE Drug Patent Profile


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When do Promethazine With Codeine patents expire, and when can generic versions of Promethazine With Codeine launch?

Promethazine With Codeine is a drug marketed by Pharm Assoc and is included in one NDA.

The generic ingredient in PROMETHAZINE WITH CODEINE is codeine phosphate; promethazine hydrochloride. There are nineteen drug master file entries for this compound. Five suppliers are listed for this compound. Additional details are available on the codeine phosphate; promethazine hydrochloride profile page.

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Summary for PROMETHAZINE WITH CODEINE
Drug patent expirations by year for PROMETHAZINE WITH CODEINE

US Patents and Regulatory Information for PROMETHAZINE WITH CODEINE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Pharm Assoc PROMETHAZINE WITH CODEINE codeine phosphate; promethazine hydrochloride SYRUP;ORAL 040650-001 Jan 31, 2006 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

Market Dynamics and Financial Trajectory for Promethazine with Codeine

Last updated: July 27, 2025

Introduction

Promethazine with codeine remains a pivotal combination in the management of cough, cold, and allergy symptoms, particularly within North American markets. Its unique positioning—combining the antihistamine effects of promethazine with codeine’s antitussive properties—has sustained its relevance over decades. However, evolving regulatory landscapes, medical guidelines, consumer preferences, and the competitive landscape profoundly influence its market dynamics and financial outlook.

This analysis dissects the current market environment, regulatory trends, demand-supply factors, competitive pressures, and forecasted financial trajectories for promethazine with codeine.

Regulatory Environment and Impact on Market Dynamics

Regulatory Controls and Restrictions

Promethazine with codeine is classified as a Schedule V controlled substance within the United States, a categorization that restricts dispensing, prescribing, and distribution due to its potential for abuse and dependence [1]. Similar classifications exist globally—such as Schedule IV in Canada and class C in the UK—imposing stringent controls that impact supply chains and prescribing behaviors.

Regulatory authorities increasingly favor tighter control measures following the rise in misuse and opioid epidemic concerns. For example, several US states have implemented prescription monitoring programs (PMPs), reducing prescriptions and refill frequencies [2]. These restrictions curb over-prescription but also limit market expansion opportunities, particularly in over-the-counter (OTC) contexts, where permissible.

Legal and Policy Trends

The opioid crisis has prompted stricter policies surrounding codeine products. Some countries, such as Australia and the UK, have phased out OTC sales of codeine-containing preparations, relegating them to prescription-only medicines [3]. Consequently, OTC availability diminishes, impacting volumes in certain retail and pharmacy channels.

In the US, recent proposals aim to reclassify combination products like promethazine with codeine further, potentially moving them to Schedule II or abolishing their over-the-counter availability altogether [4]. These regulatory shifts predict a contraction in accessible markets and increased compliance costs, influencing profit margins.

Market Demand and Consumption Patterns

Medical and Consumer Demand

Promethazine with codeine’s primary usage remains in cough suppression, allergy, and cold symptom relief—traditionally in pediatric and adult populations. Though historically popular, demand has declined in some regions due to safety concerns with codeine, especially in children and adolescents [5].

Recent clinical guidelines discourage codeine use in children under 12, and some agencies recommend avoidance in those under 18 [6]. As a result, prescribers are increasingly opting for non-opioid alternatives, causing a downward trend in new prescriptions.

Shift Toward Safer Alternatives

The advent of non-opioid antitussives, such as dextromethorphan and newer agents with better safety profiles, diminishes the demand for codeine-containing products. Consumer awareness of opioid risks, compounded by OTC sales restrictions, further dampens market growth potential.

Regional Variations

Demand remains relatively stable in jurisdictions with lax regulations or where prescription restrictions are less enforced, notably certain regions in Latin America and Asia. However, global trends lean toward diminishing utilization owing to safety and regulatory concerns.

Supply Chain and Manufacturing Considerations

Manufacturing Landscape

Promethazine with codeine’s manufacturing is concentrated among a limited number of pharmaceutical companies, often operating under tight compliance with regulation-mandated controls. Supply chain disruptions—due to policy shifts, raw material shortages (notably for codeine extraction), or geopolitical factors—pose risks to consistent supply.

Patent and Generic Market

Since the original patent has long expired, the market is predominantly generic, fostering intense price competition. Manufacturers are compelled to compete on price and supply reliability, pressing profit margins. The proliferation of generics diminishes revenue potential further and incentivizes innovation toward alternative formulations.

Competitive Landscape and Market Entry Barriers

Key Players

The market comprises several leading generic manufacturers, primarily in India, China, and other emerging markets. These firms harness cost-advantaged production to maintain competitiveness. Some multinational corporations also hold regulatory approval for certain formulations.

Barriers

Stringent regulatory approvals, ongoing compliance requirements, and the high cost of establishing manufacturing and distribution networks act as barriers for new entrants. Additionally, shifting legal classifications and societal preferences further restrict expansion prospects.

Financial Trajectory and Market Outlook

Revenue Trends and Projections

Given the confluence of regulatory tightening, decreasing demand in key markets, and substitution by safer alternatives, the financial outlook for promethazine with codeine exhibits a moderate decline trajectory over the next five years. Continuous restrictions and the trend away from opioid-based cough suppressants predict a secular decline in revenue streams.

Market Size Estimates

Pre-pandemic global sales approximated USD 600 million, with North America representing the lion’s share. Post-regulation adjustments and consumption shifts could reduce this to approximately USD 350–400 million by 2028, assuming no significant market expansion or new formulations.

Potential for Resilience and Innovation

Opportunities exist in reformulating the product with abuse-deterrent technologies, or developing new combination therapies targeting similar indications with improved safety profiles. Such innovations could mitigate declining revenues and open new market segments.

Key Market Drivers & Risks

Drivers Risks
Regulatory restrictions reducing misuse potential Further reclassification reducing OTC availability
Shift toward safer, non-opioid alternatives Slow adoption of new formulations
Growing consumer safety awareness Patent expiry leading to commoditization
Emerging markets with lax regulations Stringent international controls

Conclusion

The market landscape for promethazine with codeine is increasingly constrained by regulatory and social factors. While historically a mainstay in cough and allergy management, its future is marked by shrinking demand within highly regulated jurisdictions. Manufacturers and stakeholders must adapt by innovating safer formulations, exploring new indications, or shifting focus toward emerging markets with less restrictive environments.

The financial trajectory indicates a gradual decline in revenues, emphasizing need for strategic realignment, diversification, and innovation to sustain profitability in the evolving pharmaceutical ecosystem.


Key Takeaways

  • Regulatory Environment: Stringent controls globally significantly restrict access, curbing market growth.
  • Demand Dynamics: The decline in OTC and prescribing use, driven by safety concerns, reduces revenues.
  • Innovation Opportunities: Development of abuse-deterrent formulations and alternative therapies are crucial for future resilience.
  • Market Outlook: Anticipated moderate decline in global sales; approximately USD 350–400 million by 2028 without strategic adaption.
  • Strategic Focus: Stakeholders should prioritize compliance, safety profiles, and emerging market potential to navigate future challenges.

FAQs

  1. What regulatory changes are most impacting the promethazine with codeine market?
    Increased scheduling restrictions and move toward prescription-only status in many countries restrict access, lowering consumption and sales.

  2. Are there alternatives to promethazine with codeine for cough suppression?
    Yes. Non-opioid options like dextromethorphan or newer non-addictive antitussives are gaining popularity, reducing reliance on codeine-based products.

  3. How does the opioid crisis affect the market for promethazine with codeine?
    The crisis has led to tighter regulations and increased scrutiny, decreasing prescriptions and OTC sales, and fostering demand for safer alternatives.

  4. Is there potential for growth in emerging markets?
    Potential exists where regulations are lax; however, overall risk remains due to industry-wide shifts away from opioid-based therapies.

  5. What innovation strategies could help prolong the product's market viability?
    Formulating abuse-deterrent versions, exploring new medical indications, or combining with non-opioid agents could sustain relevance.


Sources:

[1] U.S. Drug Enforcement Administration, Controlled Substances Schedule.
[2] Prescription Drug Monitoring Program Reports, U.S. DOJ.
[3] National Health Service (NHS), Regulation of Codeine-containing products.
[4] U.S. Food and Drug Administration (FDA), Opioid Reclassification Proposals.
[5] CDC Guidelines on Opioid Prescriptions.
[6] WHO Guidelines on Paediatric Use of Codeine.

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