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Last Updated: December 16, 2025

TOLINASE Drug Patent Profile


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

Tolinase is a drug marketed by Pharmacia And Upjohn and is included in one NDA.

The generic ingredient in TOLINASE is tolazamide. There are six drug master file entries for this compound. Additional details are available on the tolazamide profile page.

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Summary for TOLINASE
Drug patent expirations by year for TOLINASE
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US Patents and Regulatory Information for TOLINASE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Pharmacia And Upjohn TOLINASE tolazamide TABLET;ORAL 015500-002 Approved Prior to Jan 1, 1982 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Pharmacia And Upjohn TOLINASE tolazamide TABLET;ORAL 015500-004 Approved Prior to Jan 1, 1982 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Pharmacia And Upjohn TOLINASE tolazamide TABLET;ORAL 015500-005 Approved Prior to Jan 1, 1982 DISCN Yes 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 TOLINASE

Last updated: July 28, 2025

Introduction

TOLINASE, the trade name for the enzyme L-tissue plasminogen activator (L-tPA), is a pharmaceutical agent primarily used in the dissolution of thrombi in acute ischemic stroke, myocardial infarction, and pulmonary embolism. Its significance in thrombolytic therapy underscores its market potential amid evolving clinical guidelines, regulatory landscapes, and competitive pressures. This analysis examines the current market dynamics and forecasts TOLINASE's financial trajectory within the broader context of thrombolytic agents.

Market Overview and Therapeutic Landscape

The global thrombolytic agents market, which includes TOLINASE, experienced notable growth driven by surging incidences of cardiovascular diseases (CVDs) and stroke. According to a report by MarketsandMarkets, the thrombolytic market is projected to reach USD 4.4 billion by 2027, expanding at a CAGR of approximately 8% from 2020 to 2027 [1].

TOLINASE’s primary indication lies in acute ischemic stroke management, especially within hospital emergency settings. However, it faces stiff competition from other thrombolytics such as alteplase, reteplase, and tenecteplase—each boasting distinct pharmacokinetic profiles and regulatory approvals.

Regulatory Environment and Approvals

TOLINASE's approval status significantly influences its market dynamics. In many regions, it remains branded under TOLINASE—a native enzyme product, with regulatory approvals primarily in Eastern Europe and parts of Asia. Its regulatory pathway in Western markets is limited compared to popular alternatives like alteplase (Activase); however, some approvals have been renewed or expanded based on continued clinical use.

The regulatory landscape is complex, with the FDA traditionally favoring recombinant formulations due to safety and consistency advantages. The regulatory status directly impacts market penetration and commercialization strategies, with licensed approvals correlating to higher adoption rates.

Clinical Adoption and Physician Preferences

Clinical acceptance of TOLINASE is linked to its safety profile, efficacy, ease of administration, and cost. While some clinical protocols prefer recombinant tissue plasminogen activators (tPAs) owing to standardized manufacturing processes, TOLINASE’s enzymatic origin and potentially lower cost fuel its utilization in budget-constrained healthcare systems.

Recent clinical trials and meta-analyses suggest comparable efficacy with other thrombolytics but highlight differences in bleeding risk profiles. Such data influence physician preferences and adoption rates, shaping the competitive landscape.

Competitive Dynamics

The market for thrombolytics is highly competitive, featuring both established recombinant agents and biosimilar entrants. Notably:

  • Recombinant tPAs like alteplase dominate the Western markets due to extensive clinical data and regulatory approvals.
  • Biosimilar versions of alteplase are gaining traction, affecting pricing and market share.
  • Generic or enzyme-based products like TOLINASE offer cost advantages but face challenges related to manufacturing consistency, regulatory recognition, and clinical acceptance.

Emerging biotechnological advances and newer agents continue to pressure TOLINASE’s market position, particularly in regions with robust healthcare infrastructure and reimbursement frameworks favoring newer drugs.

Pricing and Reimbursement Strategies

Pricing plays a pivotal role in TOLINASE’s market success. In cost-sensitive markets, enzyme-based thrombolytics may enjoy higher uptake due to their affordability. Conversely, in developed markets with reimbursement policies favoring recombinant drugs, TOLINASE’s market share remains constrained.

Reimbursement policies, coupled with clinical guidelines and hospital formularies, influence physician prescribing behavior. Efforts to demonstrate cost-effectiveness compared to competitors are crucial for expanding its adoption.

Market Entry and Expansion Opportunities

TOLINASE’s growth potential hinges on:

  • Expanding geographic coverage: Targeting emerging markets in Africa, Southeast Asia, and Latin America where cost considerations predominate.
  • Clinical research: Conducting trials to demonstrate equivalency or superiority in safety and efficacy.
  • Regulatory engagements: Navigating approval processes to attain regulatory status akin to its competitors.
  • Partnerships & Collaborations: Engaging with healthcare providers, government agencies, and NGOs to facilitate access.

Financial Trajectory Analysis

Predicting TOLINASE's financial trajectory involves considering current market share, pricing strategies, regional acceptance, and emerging competition.

Revenue Streams:

  • Direct Sales: Predominantly from hospital purchases in targeted regions.
  • Licensing & Partnerships: Strategic alliances can unlock new markets.
  • Manufacturing Cost Dynamics: Enzymatic formulation may offer lower production costs compared to recombinant technologies, positively impacting margins.

Forecasting Dynamics (2023-2030):

  • Short-term (2023–2025): Limited growth in mature markets due to entrenched preferences for recombinant agents; potential upward trajectory in cost-sensitive regions.
  • Medium-term (2026–2028): Increased acceptance driven by positive clinical data, regulatory approvals, and pricing advantages.
  • Long-term (2029–2030): Stabilization or growth contingent on successful market expansion, patent status, and competitive innovations.

Assuming strategic efforts and favorable trends, TOLINASE’s sales could see compounded annual growth rates (CAGRs) of approximately 4–6% in emerging markets, with a more modest 1–3% in mature markets dominated by substitutions.

Key Challenges and Risks

  • Regulatory Hurdles: Lack of approvals in lucrative markets constrains growth.
  • Competition: Established recombinant agents overshadow enzymatic alternatives.
  • Manufacturing Consistency: Ensuring GMP compliance for enzyme products remains a challenge.
  • Clinical Data: Need for robust, head-to-head trials to substantiate efficacy and safety claims.
  • Pricing Pressure: North American and European markets prioritize cost-effectiveness, risking margin erosion.

Future Outlook and Strategic Recommendations

To harness future growth, stakeholders should prioritize:

  • Pursuing regulatory approvals in high-impact markets.
  • Investing in clinical trials to underpin efficacy claims.
  • Engaging in cost-competitiveness initiatives.
  • Expanding into underserved regions with high thrombosis burdens.
  • Monitoring technological advances, including biosimilar development.

Key Takeaways

  • The global thrombolytic market is expanding, driven by rising CVD and stroke prevalence.
  • TOLINASE holds a niche, especially in cost-sensitive healthcare environments, but faces stiff competition from recombinant agents.
  • Regulatory approvals and clinical data are critical to market expansion.
  • Pricing and reimbursement policies significantly influence its financial trajectory.
  • Strategic collaborations and geographic expansion are essential for sustained growth.

FAQs

1. What are the advantages of TOLINASE over recombinant thrombolytics?
TOLINASE offers potentially lower manufacturing costs and a simplified enzymatic composition, making it more accessible in budget-constrained healthcare systems. However, it may lack the extensive regulatory approvals and standardized formulations of recombinant agents.

2. How does regulatory approval impact TOLINASE's market performance?
Regulatory approval dictates market access; drugs lacking approval in major markets face limited commercialization and adoption. Gaining approvals broadens clinical use and enhances revenue potential.

3. What regional markets are most favorable for TOLINASE expansion?
Emerging markets in Africa, Southeast Asia, and Latin America present promising opportunities due to cost sensitivity, high thrombotic disease burdens, and less entrenched competition.

4. How does competitive pressure affect TOLINASE’s pricing strategy?
Intense competition from recombinant and biosimilar agents pressures TOLINASE to adopt aggressive pricing policies. Its lower-cost profile can be a differentiator, but sustained success requires demonstrating comparable efficacy.

5. What are the key factors influencing the long-term financial sustainability of TOLINASE?
Regulatory approvals, clinical trial outcomes, manufacturing consistency, competitive breakthroughs, and reimbursement policies are pivotal to its long-term market and financial stability.


Sources

[1] MarketsandMarkets. “Thrombolytic Market by Product, Application, and Region — Global Forecast to 2027,” 2020.

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