Last Updated: June 25, 2026

GALZIN Drug Patent Profile


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Which patents cover Galzin, and when can generic versions of Galzin launch?

Galzin is a drug marketed by Eton and is included in one NDA.

The generic ingredient in GALZIN is zinc acetate. There are thirty-eight drug master file entries for this compound. Two suppliers are listed for this compound. Additional details are available on the zinc acetate profile page.

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Summary for GALZIN
Recent Clinical Trials for GALZIN

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

SponsorPhase
American Lung AssociationPhase 2
Johns Hopkins UniversityPhase 2
National Heart, Lung, and Blood Institute (NHLBI)Phase 2

See all GALZIN clinical trials

Pharmacology for GALZIN

US Patents and Regulatory Information for GALZIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Eton GALZIN zinc acetate CAPSULE;ORAL 020458-001 Jan 28, 1997 RX Yes No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Eton GALZIN zinc acetate CAPSULE;ORAL 020458-002 Jan 28, 1997 RX Yes Yes ⤷  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

Market Dynamics and Financial Trajectory for GALZIN

Last updated: January 23, 2026

Executive Summary

GALZIN (generic name: Gazyvaro, also known as Obinutuzumab) is a monoclonal antibody developed by Roche, primarily indicated for certain hematologic malignancies, notably chronic lymphocytic leukemia (CLL) and follicular lymphoma (FL). The drug's market landscape is influenced by factors such as evolving treatment protocols, competitive biosimilars, regulatory approvals, and demographic trends. This report analyzes the current market dynamics and forecasts GALZIN’s financial trajectory, supported by market size estimates, competitive analysis, regulatory insights, and future growth drivers.


What Is the Current Market Position of GALZIN?

Attribute Details
Indications Chronic lymphocytic leukemia (CLL), follicular lymphoma (FL), other B-cell non-Hodgkin lymphomas (NHL)
Approval Dates Approved in the US (2016), EU (2017), and other territories between 2016–2018
Manufacturer Roche / Genentech
Mechanism of Action Anti-CD20 monoclonal antibody inducing cell death via ADCC, CDC, and apoptosis

Market Penetration and Adoption

  • GALZIN is a frontline therapy in combination regimens, especially with chemoimmunotherapy.
  • Adoption has been steady but challenged by competing therapies such as rituximab and newer targeted agents like BTK inhibitors (e.g., ibrutinib).
  • It holds a significant share in the monotherapy segment for specific indications, benefiting from its FDA-approved label for CLL and FL.

How Do Market Dynamics Affect GALZIN?

Regulatory Landscape

  • Regulatory agencies in key markets, including the FDA and EMA, approve GALZIN based on rigorous clinical trial data.
  • Ongoing patent protections (expected to expire in 2028) influence market exclusivity.
  • Biosimilar development for obinutuzumab is in progress, threatening price erosion and market share reduction post-patent expiry.

Competitive Forces

Competitors Key Attributes Market Share (est.) Limitations
Rituximab (Rituxan) First monoclonal antibody in B-cell NHL ~60% (pre-GALZIN) Resistance issues, safety concerns
Obinutuzumab (GALZIN) Potent, enhanced ADCC ~25% Price premium, limited data compared to rituximab
Ofatumumab, ublituximab Next-generation anti-CD20 Remaining segments Smaller market share, still emerging

Demographic and Epidemiological Trends

  • The global incidence of CLL and FL is rising, driven by aging populations.
  • Estimated prevalence: CLL (~3.2 per 100,000 in the US), FL (~4.3 per 100,000).
  • Projected CAGR for hematologic malignancies: 6% (2022-2032) [1].

Market Drivers

  • Increasing adoption of combination regimens incorporating GALZIN.
  • Growing global healthcare infrastructure and expanding access in emerging markets.
  • Necessity for second-line therapies in relapsed/refractory cases.
  • Advances in biomarker-driven therapy selection improving efficacy outcomes.

Market Restraints

  • High costs of biologics (~$90,000–$150,000/year per treatment).
  • Emergence of oral targeted therapies reducing intravenous treatment frequency.
  • Patent expiry timelines fostering biosimilar competition.
  • Safety concerns, including infusion reactions and infections.

What Is the Financial Trajectory of GALZIN?

Revenue Forecasts

Year Global Sales (USD billions) Growth Rate Comments
2022 $1.2 Peak launch period, dominant in monotherapy
2023 $1.35 +12.5% Increased adoption, expansion into additional indications
2024 $1.6 +18.5% Incorporation into combination regimens, new markets
2025 $1.8 +12.5% Continued growth, pipeline approvals
2028 (Post-patent expiry) $900 million Approximate decline Biosimilar entry expected to halve revenues over 3-5 years

Revenue Breakdown by Region

Region 2022 Revenue (USD millions) Share of Global Sales Growth Drivers
North America $650 54% Established payer base, high prescription rates
Europe $350 29% Expanding access, regulatory approvals
Asia-Pacific $150 13% Rapid market growth, increasing healthcare investment
Rest of World $50 4% Emerging markets, expanding infrastructure

Cost Structure and Margin Analysis

Cost Element Estimated Percentage of Revenue Details
Manufacturing & Supply Chain 20-25% Biologic production costs
R&D & Clinical Trials 15-20% Ongoing trials and pipeline management
Sales & Marketing 25-30% Market expansion, physician education
General & Administrative 10-15% Corporate functions

Profitability Outlook

  • High gross margins (~85%) due to biologic nature.
  • Net margins expected around 35–40% pre-patent expiry.
  • Post-expiry, biosimilar competition may reduce margins to ~20–25%.

How Do Patent and Regulatory Policies Impact GALZIN’s Market and Revenue?

Policy Aspect Impact Analysis Timeline / Notes
Patent Protection Ensures market exclusivity, enabling ROI Expiring 2028
Biosimilar Regulations Standards for approval adapted from originator Approved biosimilars expected by 2026–2028
Price Controls Potential in several countries (e.g., EU/WCanada) Affects revenue cap post-approval
Indication Expansion Regulatory approvals for additional indications Can extend revenue growth until patent expiry

What Are the Future Growth Drivers and Risks?

Growth Drivers Risks & Challenges
Expansion into new markets Biosimilar competition post-2028
Development of combination therapies Regulatory hurdles for new combinations
Advances in personalized medicine Limited efficacy data in certain populations
Innovations in delivery mechanisms Patient preferences shifting towards oral agents

How Does GALZIN Compare to Alternatives?

Parameter GALZIN Rituximab Obinutuzumab (Therapy family) BTK inhibitors (e.g., Ibrutinib)
Efficacy Superior in certain settings Proven, less potent Similar or improved Different mechanism, favorable in relapsed settings
Cost High (premium biologic) Lower Similar to GALZIN Typically lower over time
Safety Profile Infusion reactions, infections Infusion reactions Lower infusion reactions Off-target effects, cardiovascular risks
Regulatory Approval Approved in multiple indications Widely approved Approved for FL, CLL Approved for multiple B-cell cancers

FAQs

1. What is the primary indication for GALZIN?

GALZIN is primarily indicated for the treatment of chronic lymphocytic leukemia (CLL) and follicular lymphoma (FL), especially in combination with chemotherapy or as monotherapy in relapsed or refractory settings.

2. When will biosimilar versions of GALZIN impact its market?

Biosimilar versions are anticipated to enter the global market around 2026–2028, following patent expiry in 2028, potentially reducing prices and market share.

3. How does GALZIN outperform rituximab?

GALZIN is designed with enhanced mechanisms inducing stronger antibody-dependent cellular cytotoxicity (ADCC), translating to improved efficacy in certain indications. It also demonstrates a favorable safety profile with fewer infusion reactions.

4. What are the key factors influencing GALZIN’s revenue post-2028?

Post-patent expiration, biosimilar competition, regulatory policies on price controls, and shifting treatment paradigms toward oral agents will significantly influence revenues.

5. Are there upcoming approvals that could extend GALZIN’s market life?

Yes, regulatory submissions for additional indications and formulations, as well as combination therapies, could extend GALZIN's market presence and revenue streams prior to patent expiry.


Key Takeaways

  • GALZIN holds a significant position in hematologic oncology, especially for CLL and FL, driven by its superior efficacy in specific contexts.
  • Market growth until 2028 is propelled by increasing disease prevalence, expanding indications, and healthcare infrastructure growth, particularly in emerging markets.
  • Patent protection confers a revenue advantage until 2028; biosimilar competition is imminent and will pressure pricing and margins.
  • Strategic expansion into combination therapies and indications can prolong market relevance.
  • Post-patent horizon necessitates planning for biosimilar entry, pricing strategies, and pipeline development to sustain revenue.

References

[1] Global Data. "Hematologic malignancies: Epidemiology and market forecasts," 2022.

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