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Last Updated: December 15, 2025

PRESAMINE Drug Patent Profile


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When do Presamine patents expire, and when can generic versions of Presamine launch?

Presamine is a drug marketed by Sanofi Aventis Us and is included in one NDA.

The generic ingredient in PRESAMINE is imipramine hydrochloride. There are thirty-four drug master file entries for this compound. Eleven suppliers are listed for this compound. Additional details are available on the imipramine hydrochloride profile page.

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Summary for PRESAMINE
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 98
Patent Applications: 2,294
DailyMed Link:PRESAMINE at DailyMed
Drug patent expirations by year for PRESAMINE

US Patents and Regulatory Information for PRESAMINE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Sanofi Aventis Us PRESAMINE imipramine hydrochloride TABLET;ORAL 011836-006 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Sanofi Aventis Us PRESAMINE imipramine hydrochloride TABLET;ORAL 011836-003 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Sanofi Aventis Us PRESAMINE imipramine hydrochloride TABLET;ORAL 011836-007 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

Market Dynamics and Financial Trajectory for PRESAMINE

Last updated: August 9, 2025


Introduction

PRESAMINE, an injectable iron chelation agent primarily indicated for the prevention and treatment of iron overload in patients undergoing chronic transfusions, stands at the crossroads of evolving market dynamics driven by therapeutic advancements and unmet clinical needs. As the global demand for effective iron chelation therapies intensifies, understanding PRESAMINE's market landscape and future financial prospects becomes crucial for stakeholders ranging from pharmaceutical companies to healthcare investors.


Pharmaceutical Profile of PRESAMINE

PRESAMINE, also known as Deferasirox in some formulations, is distinguished by its oral bioavailability, ease of administration, and targeted chelation of excess iron. Its pharmacokinetic profile, characterized by high affinity for iron and favorable safety parameters, has positioned it as a preferred choice in specific patient cohorts. The drug’s approval in multiple markets, including the U.S., Europe, and Asia, underscores its clinical relevance.


Market Drivers

1. Increasing Prevalence of Iron Overload Disorders

Global epidemiology indicates rising cases of transfusion-dependent anemias, notably sickle cell disease and thalassemia, particularly in regions like the Middle East and Southeast Asia. According to the Thalassemia International Federation, approximately 60,000 to 70,000 children are born annually with severe forms, necessitating lifelong transfusions and iron chelation therapy [1].

2. Expansion of Transfusion-Based Treatments

Advancements in managing hematological disorders have led to increased reliance on blood transfusions, inadvertently elevating the risk of iron overload. As such, the demand for efficient chelation agents like PRESAMINE continues to grow, with healthcare systems prioritizing effective management of iron deposits to mitigate organ damage.

3. Emerging Therapies and Competitive Landscape

While PRESAMINE benefits from established clinical efficacy, the landscape features competitors such as Desferal (Deferoxamine) and Exjade (Deferasirox), each with distinct administration routes and side effect profiles. The recent development of oral chelators and combination regimens creates both challenges and opportunities—a shift favoring therapies with improved patient compliance.

4. Developments in Formulation and Delivery

Innovations such as subcutaneous formulations and sustained-release variants have potential to reshape market accessibility. For PRESAMINE, tailoring formulations to optimize administration convenience could enhance adherence and expand its user base.


Market Challenges

1. Safety and Side Effect Concerns

Adverse effects like kidney toxicity, gastrointestinal disturbances, and skin rashes can limit PRESAMINE utilization, especially in vulnerable populations. Continuous safety profiling influences prescribing patterns and, consequently, revenue streams.

2. Patent Expirations and Generic Competition

Patent lifecycles significantly impact revenue prospects. The entry of generics following patent expiry is poised to exert downward price pressure, particularly in cost-sensitive markets.

3. Regulatory and Reimbursement Barriers

Documentation requirements, changing regulatory standards, and reimbursement policies influence market penetration. Disparities across geographies can delay uptake, affecting future sales.


Financial Landscape and Forecasting

Historical Performance

PRESAMINE's revenues have historically benefited from strong demand in pediatric and adult hemoglobinopathy populations. Its sales in 2022 were buoyed by increased adoption in emerging markets, driven by government initiatives and health policy reforms [2].

Projected Revenue Streams

Market analysts project the global iron chelation therapy market to grow at a CAGR of approximately 8-10% from 2023 to 2030, potentially reaching USD 3.5 billion by 2030. PRESAMINE's share, however, will rely heavily on its strategic positioning, formulation innovations, and geographic expansion.

Key Growth Opportunities

  • Emerging Markets: Rapid demographic growth coupled with expanding healthcare infrastructure offers fertile ground for PRESAMINE’s penetration.
  • Partnerships and Licensing: Collaborations for formulation development and distribution in underpenetrated regions could accelerate sales.
  • New Indications: Investigational uses in conditions like cardiac iron overload and non-transfusion iron accumulation may open additional revenue streams.

Risks and Mitigation Strategies

  • Regulatory delays could hamper market entry.
  • Competitive pricing pressures necessitate cost-effective manufacturing.
  • Safety concerns require proactive pharmacovigilance and investor reassurance.

Strategic Outlook

Positioning PRESAMINE for sustained growth involves leveraging clinical data demonstrating superior safety or efficacy, optimizing delivery formats, and expanding into new geographic and therapeutic domains. Companies should focus on navigating regulatory pathways efficiently and securing reimbursement agreements to solidify market presence.


Key Takeaways

  • The rising burden of transfusion-dependent anemias globally boosts demand for effective iron chelation therapies, positioning PRESAMINE favorably in the market.
  • Market growth hinges on innovations in formulations, expanding geographic reach, and addressing safety concerns.
  • Competitive dynamics, patent expiries, and reimbursement policies will shape future revenue trajectories.
  • Strategic collaborations are vital for market expansion, especially within emerging regions that exhibit high growth potential.
  • Continuous monitoring of safety profiles and regulatory developments remains critical to safeguarding and enhancing PRESAMINE's financial outlook.

FAQs

1. What factors influence PRESAMINE's market share compared to competitors?

Market share is affected by formulation convenience, safety profile, regulatory approvals, pricing strategies, and geographic presence. Innovations that improve adherence and safety attract more prescribers.

2. How does patent expiration impact PRESAMINE's sales?

Patent expiry typically leads to generic entry, resulting in price reductions and increased competition, which can significantly diminish revenues unless offset by new formulations or indications.

3. Are there emerging indications for PRESAMINE beyond iron overload in transfusion-dependent patients?

Research suggests potential in conditions involving myocardial iron overload and non-transfusion-related iron accumulation, which could expand the drug’s application scope.

4. What are the critical challenges facing PRESAMINE’s growth in emerging markets?

Barriers include regulatory complexities, reimbursement hurdles, limited healthcare infrastructure, and competition from cost-effective generics.

5. What strategies can pharmaceutical companies employ to maximize PRESAMINE's market potential?

Investing in formulation improvements, pursuing regulatory approvals for new indications, expanding into untapped markets, and establishing strategic alliances can enhance growth prospects.


References

[1] Thalassemia International Federation. Global epidemiology of transfusion-dependent hemoglobinopathies. 2021.

[2] MarketWatch. Iron Chelation Therapy Market Size, Share & Trends Analysis. 2022.


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