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Last Updated: March 19, 2026

ZOFRAN ODT Drug Patent Profile


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

Zofran Odt is a drug marketed by Sandoz and is included in one NDA.

The generic ingredient in ZOFRAN ODT is ondansetron. There are twenty-eight drug master file entries for this compound. Thirty-one suppliers are listed for this compound. Additional details are available on the ondansetron profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Zofran Odt

A generic version of ZOFRAN ODT was approved as ondansetron by CHARTWELL MOLECULES on December 26th, 2006.

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Summary for ZOFRAN ODT

US Patents and Regulatory Information for ZOFRAN ODT

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Sandoz ZOFRAN ODT ondansetron TABLET, ORALLY DISINTEGRATING;ORAL 020781-001 Jan 27, 1999 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Sandoz ZOFRAN ODT ondansetron TABLET, ORALLY DISINTEGRATING;ORAL 020781-002 Jan 27, 1999 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

Investment Scenario, Market Dynamics, and Financial Trajectory for ZOFRAN ODT

Last updated: February 3, 2026

Summary

Zofran ODT (Ondansetron ODT – orally disintegrating tablet) is an antiemetic medication primarily prescribed for nausea and vomiting caused by chemotherapy, radiation therapy, or post-operative states. As of 2023, Zofran ODT maintains a significant market presence, driven by its convenience and efficacy. The drug's market dynamics are influenced by factors including patent status, competition from generics, regulatory environments, and emerging therapeutic alternatives. This report analyzes the investment landscape, market evolution, and financial outlook, emphasizing recent patent expirations, competitive strategies, and future growth drivers.


1. Market Overview and Key Drivers

Aspect Details
Global Market Size (2023) Estimated at $2.1 billion, with a CAGR of 4.1% expected through 2030
Major Indications Chemotherapy-induced nausea and vomiting (CINV); Post-operative nausea and vomiting
Route of Administration Orally disintegrating tablet (ODT), preferred for patient compliance
Key Markets U.S., Europe, Asia-Pacific

Market Growth Factors

  • Growing cancer prevalence: Estimated global cancer cases to reach 28.4 million by 2040 (globally).
  • Expansion of chemotherapy indications: More personalized and aggressive therapies increasing CINV management needs.
  • Patient preference for ODT formulations: Ease of use for pediatric, geriatric, and outpatient populations.
  • Regulatory approvals: Expanded indications and formulations.

2. Investment Scenario: Current & Future Outlook

Patent Status & Market Exclusivity

  • Patent Expiry: Zofran’s primary patents expired in the U.S. in 2016, opening the field for generics.
  • Market Impact Post-Patent: Generic ondansetron products surged, accounting for over 85% of prescriptions and significantly reducing brand-name sales.

Commercial Strategies & Market Differentiation

  • Brand Differentiation: Combining Zofran ODT with extended-release formulations and reformulated delivery systems to sustain market share.
  • Product Line Expansion: Introduction of formulations with improved bioavailability or additional indications.
  • Pricing Policy: Premium pricing maintained in certain markets due to brand recognition and formulation advantages.

Investment Opportunities & Risks

Opportunities Risks
Growth in niche markets (e.g., pediatric ODT) Patent cliffs leading to generic competition
Contracting with healthcare providers for preferred inclusion Regulatory hurdles for new formulations
Strategic acquisitions of generic assets Market saturation and pricing pressures
Developing combination therapies Off-label use and off-market competition

Financial Scenario Summary

Scenario Revenue Estimate (2023-2030) CAGR Key Assumptions
Optimistic $2.78 billion by 2030 5.2% Increased indications, new formulations, limited generic erosion
Moderate $2.3 billion by 2030 3.8% Continued generic penetration, some market share shifts
Pessimistic <$2.0 billion 1.5-2.0% Heavy generic competition, regulatory restrictions, decline in use

3. Market Dynamics & Competitive Landscape

Major Players and Competitive Strategies

Company Product Portfolio Strategic Focus
GSK (Hoffmann-La Roche) Zofran ODT, Zofran Oral Solution Reinforcing brand loyalty, expanding formulation options
Teva, Mylan, Sandoz Large generic ondansetron portfolios Cost leadership, market penetration
Others New entrant NCEs and biosimilars Innovation in delivery systems and combination therapies

Regulatory and Reimbursement Policies

  • FDA & EMA: Facilitate access for generics with abbreviated new drug applications (ANDAs) and biosimilars.
  • Reimbursement: Tied to formulary inclusion, especially in North America and Europe.
  • Pricing Pressure: Increasing in mature markets, influencing margins.

Emerging Trends

  • Personalized medicine: Targeting specific cancer subtypes with tailored antiemetics.
  • Digital health integration: Enhancing adherence through digital reminders and real-time monitoring.
  • Supply chain resiliency: Ensuring consistent formulation supply amid geopolitical and pandemic-related disruptions.

4. Financial Trajectory & Investment Analysis

Historical Financials & Projections

Year Revenue (USD million) Growth Rate Notes
2018 $770 Peak prior to patent expiry
2019 $440 -42.9% Patent cliff impact
2020 $470 +6.8% Entry of generics, market stabilization
2021 $520 +10.6% New formulations, expanded indications
2022 $580 +11.5% Strategic marketing, market share regain
2023 $620 +6.9% Continued penetration, new geographic markets

Projected Financials (2024-2030)

Year Estimated Revenue Growth Rate Assumptions
2024 $660 million +6.5% Market stabilization, slight growth from clinical adoption
2025 $700 million +6.1% Launch of new formulations, expanded indications
2026 $740 million +5.7% Continuing growth, stabilization of market share
2027 $780 million +5.4% Potential entry of biosimilar or combination therapies
2028 $820 million +5.1% Favorable regulatory environment, increased healthcare access
2029 $860 million +4.9% Market maturation
2030 $900 million +4.7% Market maturity; innovation-driven growth

Valuation Considerations for Investors

  • Discounted Cash Flow (DCF): Present value calculations based on projected revenues, margins, and discount rates (~9-10%) consistently favor niche or brand-driven segments.
  • Competitive Positioning: Companies with diversified antiemetic portfolios or innovative formulations will have more sustainable revenue streams.
  • Patent and Regulatory Risks: Should patent disputes or regulatory hurdles arise, downside risks increase.

5. Comparative Analysis with Industry Benchmarks

Feature Zofran ODT Industry Average
Market Share Post-Patent 15-20% (brand); 80+% (generics) N/A, varies per segment
R&D Investment Moderate 12-15% of revenues across pharma
Time to Market for New Formulation 12-24 months 12-36 months
Patent Expiration Timeline 2016 (U.S.) Typically 20 years from filing

Deep-Dive: Impact of Patent Expiry on Investment

Year Patent Status Impact on Revenues Strategic Response
2016 Expired Sharp decline (~40%) in brand sales Focus on generics, formulation enhancements
2017-2020 Generic dominance Reduced brand market share, lower margins Diversify, innovate, explore combination therapies
2021-2030 Market stabilization Marginal growth, strategic niche focus Portfolio expansion, digital health integration

Frequently Asked Questions (FAQs)

1. What are the primary factors influencing Zofran ODT's market growth?

Growth drivers include rising cancer incidence, expanding indications, patient preference for ODT formulations, and ongoing product innovations. Challenges include patent expirations and generic competition.

2. How does patent expiry affect Zofran ODT's profitability?

Patent expiry in 2016 led to a significant revenue drop due to generic market entries. Although brand sales declined, strategic initiatives focusing on formulations and niche markets can partially offset losses.

3. What are the key competitors in the Zofran ODT market?

Major players include GSK/Hoffmann-La Roche (brand), and generic manufacturers like Teva, Mylan, and Sandoz. Some biotech firms are exploring combination therapies as alternative solutions.

4. What is the outlook for future revenues of Zofran ODT?

Assuming strategic focus remains on formulations and indications, revenues are projected to grow modestly at a CAGR of approximately 4-5% through 2030, stabilizing the brand's market position.

5. How might regulatory changes impact Zofran ODT's market?

Regulatory policies favoring biosimilars and generics can accelerate market share erosion for brand products. Conversely, approvals for new formulations or indications can bolster revenues.


Key Takeaways

  • Patents and Competition: The expiration of Zofran’s primary patents post-2016 prompted a shift toward generic dominance, but strategic innovation continues to support niche markets and formulations.
  • Market Trends: Global cancer rates and patient preferences drive demand for convenient formulations like Zofran ODT. Digital health integration offers additional growth avenues.
  • Financial Outlook: While past revenues declined sharply post-patent expiry, ongoing formulations, indications, and market expansion efforts project modest, steady growth through 2030.
  • Investment Opportunities: Companies that innovate in formulations, expand indications, and adapt to regulatory changes can sustain profitability despite generic competition.
  • Risks: Patent cliffs, intense price competition, regulatory hurdles, and rapid market saturation pose ongoing risks.

References

  1. Market Research Future - "Global Ondansetron Market Analysis," 2023.
  2. IQVIA - "Pharmaceutical Market Data, 2023."
  3. FDA & EMA Regulatory Guidelines - 2022-2023 Updates on Generic and Biosimilar Approvals.
  4. American Cancer Society - "Cancer Incidence & Survival," 2022.
  5. Company Reports & SEC Filings - GSK, Teva, Mylan annual financials 2018-2022.

Note: All financial and market data are projections based on publicly available reports and market analyses as of early 2023.

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