Last Updated: August 9, 2026

STREPTOZOCIN - Generic Drug Details


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What are the generic drug sources for streptozocin and what is the scope of freedom to operate?

Streptozocin is the generic ingredient in one branded drug marketed by Teva Pharms Usa and is included in one NDA. Additional information is available in the individual branded drug profile pages.

Summary for STREPTOZOCIN
US Patents:0
Tradenames:1
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 65
Clinical Trials: 11
What excipients (inactive ingredients) are in STREPTOZOCIN?STREPTOZOCIN excipients list
DailyMed Link:STREPTOZOCIN at DailyMed
Recent Clinical Trials for STREPTOZOCIN

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
Azienda Socio Sanitaria Territoriale degli Spedali Civili di BresciaPhase 3
Azienda Ospedaliera Spedali Civili di BresciaPhase 3
Gustave Roussy, Cancer Campus, Grand ParisPhase 2

See all STREPTOZOCIN clinical trials

Medical Subject Heading (MeSH) Categories for STREPTOZOCIN
Anatomical Therapeutic Chemical (ATC) Classes for STREPTOZOCIN

US Patents and Regulatory Information for STREPTOZOCIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Teva Pharms Usa ZANOSAR streptozocin INJECTABLE;INJECTION 050577-001 May 7, 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
Last updated: February 15, 2026

What Are the Market Dynamics for Streptozocin?

Streptozocin (also known as streptozotocin or STZ) is an alkylating agent primarily used in the treatment of pancreatic neuroendocrine tumors, particularly insulinomas. Its market environment is influenced by several factors:

Demand Drivers

  • Limited Therapeutic Indications: Primarily used for pancreatic tumors, which accounts for a niche but steady demand. The drug's efficacy in treating metastatic insulinomas and as part of chemotherapy regimens for pancreatic neuroendocrine tumors sustains its use.
  • Emergence of New Treatments: Competition from targeted therapies and immunotherapies affects its market share. Drugs such as everolimus and sunitinib have been approved for pancreatic neuroendocrine tumors, influencing STZ’s usage.
  • Research and Clinical Trials: Ongoing studies exploring combinations with other agents and new indications could expand future applications.

Market Constraints

  • Toxicity Profile: Adverse effects such as nephrotoxicity and hepatotoxicity limit broader use, especially compared to newer agents with more favorable safety profiles.
  • Manufacturing & Supply Challenges: As a naturally derived compound, manufacturing complexities or supply chain disruptions could impede availability.
  • Regulatory Status: Lack of recent FDA approvals and limited commercialization outside certain regions obstruct expansion.

Competitive Landscape

  • Existing Approved Drugs: Targets pancreatic neuroendocrine tumors but faces competition from newer therapies.
  • Emerging Therapies: Somatostatin analogs, peptide receptor radionuclide therapy (PRRT), and other targeted agents pose alternatives.

Regional Dynamics

  • North America and Europe: Market is relatively mature, with demand governed by existing treatment standards.
  • Asia-Pacific and Emerging Markets: Potential growth due to increasing cancer incidence and expanding healthcare infrastructure but constrained by regulatory and reimbursement factors.

What Is the Financial Trajectory for Streptozocin?

Revenue Projections

  • Current Market Size: Global estimates place the pancreatic neuroendocrine tumor treatment market at approximately $250 million in 2022, with STZ accounting for a minor share due to its niche use.
  • Growth Rate: Compound annual growth rate (CAGR) is projected at around 3–5% over the next five years, driven by increased diagnosis and treatment adoption for neuroendocrine tumors.
  • Pricing Trends: Pricing remains relatively stable but varies by region; newer agents can inhibit price growth for STZ.

Cost Considerations

  • Manufacturing Expenses: High, due to complex synthesis and quality control processes.
  • Research & Development: Minimal for existing formulations given its established use; expansion efforts would incur R&D costs.
  • Market Access & Reimbursement: Generally favorable in developed markets; uptake hindered in regions with limited healthcare funding.

Investment Outlook

  • Drug Lifecycle: Aging drug with limited pipeline innovation implies a plateau or slight decline in market share unless expanded indications occur.
  • Potential for Generic Competition: Likely to emerge if patents expire in key markets, further pressuring prices.

How Do External Factors Impact Market and Financial Trends?

  • Regulatory Changes: Evolving policies on chemotherapy agents could influence approval and usage.
  • Healthcare Trends: Shift towards biologics and targeted therapies limits reliance on traditional chemotherapy drugs like STZ.
  • Economic Factors: Healthcare spending cuts or reimbursement reforms impact procurement and adoption.

Summary of Financial Data

Metric 2022 Estimate Future Outlook (Next 5 Years)
Market size (global) ~$250 million 3–5% CAGR
Revenue contribution of STZ Minor share Slight decline unless new indications emerge
Pricing variance Stable in mature markets Slight downward pressure due to generics
R&D expenditure Low Minimal unless pipeline develops

Key Takeaways

  • Stamozocin remains a niche treatment with steady but limited demand.
  • Competition from newer therapies constrains growth prospects.
  • Market size is moderate, with a forecasted CAGR of around 3–5%, primarily driven by increased diagnostics.
  • Financial stability depends on regulatory developments, competitive landscape shifts, and potential new indications.
  • Future growth hinges on expanding clinical trials and developing formulations with better safety profiles.

FAQs

1. What is the primary clinical use of streptozocin?
Streptozocin is mainly used to treat pancreatic neuroendocrine tumors, including insulinomas and metastatic forms, often in combination with other agents.

2. Are there recent approvals or regulatory changes affecting streptozocin?
No significant recent approvals have been observed; it remains an off-label or niche drug in many regions, with limited regulatory activity.

3. How does streptozocin compare to newer therapies?
It generally has a narrower therapeutic profile and a higher toxicity risk than targeted therapies like everolimus or sunitinib, which are now preferred in many cases.

4. What are the risks of generic competition?
Indeed, patent expirations could introduce generics, leading to price reductions and shrinking profit margins.

5. Is there potential for expanding the clinical indications of streptozocin?
Research exploring combination therapies and new indications exists, but permanent shifts would require successful clinical trial outcomes and regulatory approval.


Sources:
[1] Market Research Future. “Pancreatic Neuroendocrine Tumor Treatment Market Report 2022.”
[2] EvaluatePharma. “Global Oncology Drug Market Data,” 2022.
[3] U.S. Food and Drug Administration. “Drug Approvals and Regulations,” 2023.

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