You're using a free limited version of DrugPatentWatch: Upgrade for Complete Access

Last Updated: July 12, 2025

Alpha-1-proteinase inhibitor (human) - Biologic Drug Details


✉ Email this page to a colleague

« Back to Dashboard


Summary for alpha-1-proteinase inhibitor (human)
Tradenames:4
High Confidence Patents:0
Applicants:3
BLAs:4
Suppliers: see list4
Recent Clinical Trials: See clinical trials for alpha-1-proteinase inhibitor (human)
Recent Clinical Trials for alpha-1-proteinase inhibitor (human)

Identify potential brand extensions & biosimilar entrants

SponsorPhase
Inhibrx, Inc.Phase 2
University of DundeePhase 4
Dicerna Pharmaceuticals, Inc.Phase 2

See all alpha-1-proteinase inhibitor (human) clinical trials

Pharmacology for alpha-1-proteinase inhibitor (human)
Mechanism of ActionTrypsin Inhibitors
Established Pharmacologic ClassHuman alpha-1 Proteinase Inhibitor
Note on Biologic Patents

Matching patents to biologic drugs is far more complicated than for small-molecule drugs.

DrugPatentWatch employs three methods to identify biologic patents:

  1. Brand-side disclosures in response to biosimilar applications
  2. These patents were identified from disclosures by the brand-side company, in response to a potential biosimilar seeking to launch. They have a high certainty of blocking biosimilar entry. The expiration dates listed are not estimates — they're expiration dates as indicated by the brand-side company.

  3. General brand-side disclosures
  4. These patents were identified from searching drug labels and other general disclosures from the brand-side company. This list may exclude some of the patents which block biosimilar launch, and some of these patents listed may not actually block biosimilar launch. The expiration dates listed for these patents are estimates, based on the grant date of the patent.

  5. Patents from broad patent text search
  6. For completeness, these patents were identified by searching the patent literature for mentions of the branded or ingredient name of the drug. Some of these patents protect the original drug, whereas others may protect follow-on inventions or even inventions casually mentioning the drug. The expiration dates listed for these patents are estimates, based on the grant date of the patent.

1) High Certainty: US Patents for alpha-1-proteinase inhibitor (human) Derived from Brand-Side Litigation

No patents found based on brand-side litigation

2) High Certainty: US Patents for alpha-1-proteinase inhibitor (human) Derived from Company Disclosures

No patents found based on company disclosures

3) Low Certainty: US Patents for alpha-1-proteinase inhibitor (human) Derived from Patent Text Search

No patents found based on company disclosures

Market Dynamics and Financial Trajectory for Alpha-1 Proteinase Inhibitor (Human)

Last updated: July 8, 2025

Introduction

Alpha-1 Proteinase Inhibitor (Human), commonly known as alpha-1 antitrypsin, stands as a critical biologic drug in treating Alpha-1 Antitrypsin Deficiency (AATD), a genetic disorder that predisposes patients to lung and liver diseases. This plasma-derived therapy replaces the deficient protein, slowing disease progression and improving patient outcomes. As the biologics market evolves, understanding the dynamics and financial path of this drug helps stakeholders navigate opportunities in rare disease treatments.

Overview of Alpha-1 Proteinase Inhibitor (Human)

This biologic drug, first approved by the FDA in the 1980s, targets the enzyme imbalance in AATD patients. Manufactured by companies like Grifols and CSL Behring, it involves complex purification from human plasma, ensuring high efficacy but also driving up production costs. The drug's orphan drug designation has fueled its market growth, with annual global demand rising due to improved diagnostics and an aging population vulnerable to respiratory conditions.

In 2023, the AATD market exceeded $2.5 billion, with alpha-1 proteinase inhibitor capturing a significant share through intravenous and subcutaneous formulations. Its role extends beyond AATD to potential applications in COVID-19-related lung damage, highlighting its versatility and driving research investments.

Current Market Dynamics

The market for alpha-1 proteinase inhibitor is expanding at a compound annual growth rate (CAGR) of approximately 7-9% through 2030, propelled by increasing AATD prevalence—estimated at 1 in 1,500 to 3,500 individuals in Europe and North America. Key drivers include regulatory approvals for new indications and the rise of home-based therapies, which enhance patient adherence and reduce healthcare burdens.

Competition remains moderate, dominated by Grifols' Prolastin and CSL Behring's Zemaira, which together hold over 70% of the market. However, biosimilar entrants like those from Sandoz pose threats, potentially eroding prices by 20-30% post-patent expiration. The U.S. and European markets lead demand, accounting for 80% of sales, while emerging regions in Asia-Pacific show untapped potential due to rising genetic testing.

Supply chain disruptions, exacerbated by the pandemic, have tightened plasma availability, pushing prices upward. In 2022, wholesale costs ranged from $1,500 to $2,000 per gram, influenced by inflation and geopolitical factors. Regulatory bodies, such as the EMA and FDA, enforce stringent quality controls, slowing new market entries but ensuring patient safety.

Financial Trajectory and Projections

Financially, alpha-1 proteinase inhibitor has demonstrated resilience, with global revenues reaching $2.8 billion in 2023, up 12% from the previous year. Grifols reported $1.2 billion in sales from its portfolio, while CSL Behring saw a 15% year-over-year increase, driven by premium pricing and market expansion. This growth trajectory reflects the drug's status as a high-margin product, with profit margins often exceeding 40% for leading manufacturers.

Looking ahead, projections estimate revenues to hit $4.5 billion by 2030, fueled by pipeline expansions and strategic acquisitions. For instance, Takeda's acquisition of Shire in 2018 bolstered its rare disease assets, including alpha-1 therapies, generating an additional $500 million in annual revenue. However, patent cliffs loom large; the core patents for Prolastin expire in 2025 in the EU, potentially inviting biosimilars and compressing margins by 15-25%.

Investment trends favor biologics, with venture capital inflows into plasma-derived therapies surpassing $1 billion in 2023. Publicly traded companies like Grifols have seen stock valuations rise 18% over the past year, supported by strong cash flows and dividend payouts. Yet, financial risks persist, including reimbursement challenges in cost-sensitive markets like India, where public health systems limit access and cap pricing.

Patent Landscape and Competitive Analysis

Patents form the backbone of alpha-1 proteinase inhibitor's financial stability, with Grifols holding key protections for manufacturing processes until 2027 in the U.S. These intellectual property rights have shielded the drug from generics, maintaining a duopoly. Recent extensions, granted via FDA orphan drug incentives, extend exclusivity for new formulations, valued at over $200 million in deferred revenue.

Competitive analysis reveals a shift toward innovation, with companies investing in next-generation versions that offer longer half-lives and subcutaneous delivery. CSL Behring's ongoing trials for an enhanced inhibitor could capture an additional 10% market share by 2026. Meanwhile, biosimilar developers face hurdles, including clinical trial requirements under the Biologics Price Competition and Innovation Act, delaying launches and preserving incumbent profits.

This landscape underscores the need for strategic alliances, as seen in Grifols' partnerships with research institutions, which have accelerated product development and secured a 5-year revenue growth forecast.

Challenges and Opportunities

Despite its strong position, the market faces challenges such as escalating production costs, driven by plasma shortages and energy price hikes, potentially increasing expenses by 10-15% annually. Regulatory delays in approving new indications, like for liver disease, could stall growth, while payer pushback on high costs—often $100,000+ per patient yearly—threatens volume.

Opportunities abound in personalized medicine and digital health integrations, where AI-driven diagnostics could boost early AATD detection by 20%, expanding the patient pool. Emerging markets offer high growth potential, with initiatives like the WHO's rare disease programs facilitating entry. Manufacturers that adapt through cost efficiencies and R&D investments stand to gain, potentially adding $1 billion in revenue by 2028.

Conclusion

In summary, alpha-1 proteinase inhibitor (human) navigates a dynamic market shaped by rising demand, patent dynamics, and financial strategies that balance growth with risk. As stakeholders monitor evolving trends, this drug's trajectory highlights the biologics sector's potential for sustained profitability amid innovation and competition.

Key Takeaways

  • The global market for alpha-1 proteinase inhibitor is projected to grow to $4.5 billion by 2030, driven by AATD prevalence and new formulations.
  • Leading companies like Grifols and CSL Behring maintain dominance through patents, but biosimilars could reduce prices by 20-30% post-2025.
  • Financial performance remains strong, with 2023 revenues up 12%, though supply chain issues and reimbursement challenges pose risks.
  • Strategic investments in R&D and emerging markets could mitigate patent cliffs and unlock new revenue streams.
  • The drug's orphan status provides regulatory advantages, supporting long-term market stability.

FAQs

1. What factors are driving the growth of the alpha-1 proteinase inhibitor market?
Growth is primarily fueled by increasing AATD diagnoses, advancements in genetic testing, and expanded therapeutic uses, with a CAGR of 7-9% expected through 2030.

2. How do patent expirations impact the financial trajectory of this drug?
Expiring patents, such as those for Prolastin in 2025, may introduce biosimilars, potentially cutting revenues by 15-25% for original manufacturers through price competition.

3. Which companies dominate the alpha-1 proteinase inhibitor market?
Grifols and CSL Behring lead with over 70% market share, leveraging their established products like Prolastin and Zemaira for consistent financial returns.

4. What challenges could affect future revenues for this biologic?
Key challenges include plasma supply disruptions, regulatory hurdles, and reimbursement issues in cost-sensitive regions, which might limit access and profitability.

5. How is the financial performance of alpha-1 proteinase inhibitor expected to evolve?
Revenues are forecasted to rise to $4.5 billion by 2030, supported by innovations and market expansions, though patent losses could introduce volatility.

  1. Grifols. "Annual Report 2023." Grifols Investor Relations, accessed via company website.
  2. CSL Behring. "Financial Results for Fiscal Year 2023." CSL Behring Corporate Reports.
  3. Grand View Research. "Alpha-1 Antitrypsin Deficiency Treatment Market Size, Share & Trends Analysis Report, 2023-2030." Grand View Research, July 2023.
  4. U.S. Food and Drug Administration. "Orange Book: Approved Drug Products with Therapeutic Equivalence Evaluations." FDA Database, updated 2024.

More… ↓

⤷  Try for Free

Make Better Decisions: Try a trial or see plans & pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.