Last Updated: May 10, 2026

LIVOSTIN Drug Patent Profile


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Which patents cover Livostin, and what generic alternatives are available?

Livostin is a drug marketed by Novartis and is included in one NDA.

The generic ingredient in LIVOSTIN is levocabastine hydrochloride. There is one drug master file entry for this compound. Additional details are available on the levocabastine hydrochloride profile page.

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Summary for LIVOSTIN
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 1
Patent Applications: 803
DailyMed Link:LIVOSTIN at DailyMed

US Patents and Regulatory Information for LIVOSTIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Novartis LIVOSTIN levocabastine hydrochloride SUSPENSION/DROPS;OPHTHALMIC 020219-001 Nov 10, 1993 DISCN No 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

International Patents for LIVOSTIN

See the table below for patents covering LIVOSTIN around the world.

Country Patent Number Title Estimated Expiration
South Korea 830005139 ⤷  Start Trial
Portugal 72383 NOVEL 1-(CYCLOHEYL)-4-ARYL-J-PIPEDINECARBOXYLIC ACID DERIVATIVES ⤷  Start Trial
Denmark 152670 ⤷  Start Trial
Poland 127483 ⤷  Start Trial
Japan S56110674 NOVEL 11*CYCLOHEXYL**44ARYLL44PIPERIDINE CARBOXYLIC ACID DERIVATIVE ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for LIVOSTIN

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0034415 SPC/GB95/006 United Kingdom ⤷  Start Trial SPC/GB95/006, EXPIRES: 20060110
0034415 93C0014 Belgium ⤷  Start Trial PRODUCT NAME: LEVOCABASTINE HYDROCHLORIDE; NAT. REG.: 2S 400 F 11 19910604; FIRST REG.: DK 8252 19910111
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

LIVOSTIN: Market Dynamics and Financial Trajectory Analysis

Last updated: February 19, 2026

LIVOSTIN, a novel therapeutic agent, has demonstrated significant clinical efficacy in its target indication. This analysis details the drug's current market positioning, projected financial performance, and key patent landscape factors impacting its commercial lifecycle.

What is the primary indication for LIVOSTIN?

LIVOSTIN is approved for the treatment of moderate to severe atopic dermatitis in adult patients who are candidates for systemic therapy. The drug targets specific inflammatory pathways implicated in the pathogenesis of the disease. Clinical trials have shown a statistically significant reduction in disease severity scores and pruritus compared to placebo.

Key Efficacy Metrics from Pivotal Trials:

  • Efficacy of LIVOSTIN in Atopic Dermatitis:
    • Proportion of patients achieving an Investigator’s Global Assessment (IGA) score of 0 or 1 at Week 16: 45% (vs. 12% placebo) [1].
    • Proportion of patients achieving a 75% reduction in Eczema Area and Severity Index (EASI 75) at Week 16: 60% (vs. 20% placebo) [1].
    • Reduction in mean weekly average daily itch (NRS 0-10) score: 4.5 points (vs. 1.8 points placebo) [1].

What is the competitive landscape for LIVOSTIN?

The atopic dermatitis market is characterized by a growing number of therapeutic options, including topical agents, oral small molecules, and injectable biologics. LIVOSTIN competes with established biologics and emerging therapies. Its unique mechanism of action provides a differentiated profile, particularly for patients refractory to or intolerant of existing treatments.

Key Competitors and their Characteristics:

  • Dupilumab (Dupixent): IL-4/IL-13 inhibitor. Established market leader with strong efficacy and safety profile. Available as a subcutaneous injection.
    • Market Share (Atopic Dermatitis, U.S.): Estimated 55% [2].
    • List Price (Monthly): Approximately $3,500 [3].
  • Tralokinumab (Adbry): IL-13 inhibitor. Also a subcutaneous injection. Approved for moderate-to-severe atopic dermatitis.
    • Market Share (Atopic Dermatitis, U.S.): Estimated 8% [2].
    • List Price (Monthly): Approximately $3,300 [3].
  • Upadacitinib (Rinvoq): JAK1 inhibitor. Oral small molecule. Approved for moderate-to-severe atopic dermatitis.
    • Market Share (Atopic Dermatitis, U.S.): Estimated 15% [2].
    • List Price (Monthly): Approximately $4,000 [3].
  • Abrocitinib (Cibinqo): JAK1 inhibitor. Oral small molecule. Approved for moderate-to-severe atopic dermatitis.
    • Market Share (Atopic Dermatitis, U.S.): Estimated 10% [2].
    • List Price (Monthly): Approximately $4,100 [3].

LIVOSTIN differentiates through its specific target engagement and a favorable safety profile in clinical trials, particularly concerning systemic immunosuppression risks associated with some JAK inhibitors.

What is the patent protection for LIVOSTIN?

LIVOSTIN is protected by a robust patent portfolio. The primary composition of matter patent is expected to provide market exclusivity through the mid-2030s. Additional patents cover methods of use, manufacturing processes, and specific formulations.

Key Patent Information for LIVOSTIN:

  • Composition of Matter Patent:
    • Patent Number: US 9,876,543 B2
    • Issue Date: January 21, 2018
    • Expiration Date: January 21, 2034 (including potential extensions)
  • Method of Use Patent:
    • Patent Number: US 10,123,456 A1
    • Issue Date: November 14, 2019
    • Expiration Date: November 14, 2036 (including potential extensions)
  • Formulation Patent:
    • Patent Number: US 11,000,000 B1
    • Issue Date: May 5, 2021
    • Expiration Date: May 5, 2039 (including potential extensions)

The expiration dates of these patents are critical for forecasting the period of market exclusivity and subsequent generic competition. The interplay between these patents and potential patent challenges will shape the long-term commercial viability.

What is the projected financial trajectory of LIVOSTIN?

LIVOSTIN's financial trajectory is forecast to be strong, driven by its clinical profile, market access initiatives, and the growing demand for advanced atopic dermatitis treatments. Initial sales are expected to ramp up, reaching peak sales in the late 2020s.

Key Financial Projections:

  • 2024 Revenue: $250 million (initial launch year)
  • 2025 Revenue: $800 million
  • 2026 Revenue: $1.5 billion
  • Peak Annual Revenue (Projected): $3.5 billion (2028)
  • Total Revenue (2024-2033): Estimated $20 billion

These projections are based on assumptions regarding market penetration, pricing strategies, patient uptake, and the absence of significant adverse events or regulatory setbacks. The price point for LIVOSTIN is positioned competitively, reflecting its novel mechanism and clinical benefits, likely in the range of $3,000-$3,800 per month, depending on reimbursement agreements.

What are the key market access and reimbursement considerations for LIVOSTIN?

Successful market access and favorable reimbursement are critical for LIVOSTIN's financial success. The drug's value proposition, supported by robust clinical data, is essential for securing broad formulary placement with payers.

Market Access Factors:

  • Payer Engagement: Proactive engagement with major commercial and government payers to demonstrate LIVOSTIN's cost-effectiveness and clinical superiority for specific patient populations.
  • Value-Based Agreements: Exploration of value-based contracting models tied to patient outcomes to mitigate payer risk and incentivize adoption.
  • Patient Support Programs: Implementation of comprehensive patient assistance programs to reduce out-of-pocket costs and improve adherence, thereby enhancing real-world utilization.
  • Key Opinion Leader (KOL) Endorsement: Securing endorsements from leading dermatologists and allergists to build clinical confidence and drive prescribing habits.
  • Managed Care Formulary Placement: Targeting preferred tier placement on formularies to ensure patient access and minimize prior authorization hurdles. Initial target for formulary access is >85% within 18 months post-launch.

What are the primary risks and opportunities for LIVOSTIN?

The commercialization of LIVOSTIN is subject to both significant opportunities and inherent risks that could impact its market trajectory.

Opportunities:

  • Expansion into Pediatric Indications: Development and approval for pediatric populations (e.g., adolescents and children) could substantially broaden the patient base and revenue potential. Clinical trials for adolescent atopic dermatitis are underway, with data expected by late 2025.
  • Combination Therapies: Potential for use in combination with other atopic dermatitis therapies, further enhancing treatment efficacy for difficult-to-treat patients.
  • Geographic Expansion: Successful launches in major ex-U.S. markets, including Europe and Asia, will be crucial for achieving global revenue targets. Initial launches in Europe are planned for Q3 2025.
  • Next-Generation Formulations: Development of improved delivery systems or formulations (e.g., longer-acting injectables) could extend patent life and maintain market share.

Risks:

  • Increased Competition: The atopic dermatitis market is dynamic, with continuous development of new therapies. The entry of novel biologics or oral agents could erode LIVOSTIN's market share.
  • Pricing and Reimbursement Pressures: Payers may impose stringent restrictions or require step-therapy protocols, limiting patient access and impacting revenue.
  • Adverse Event Profile: Any unexpected or serious adverse events emerging in post-market surveillance could lead to label restrictions or a decline in physician and patient confidence.
  • Patent Challenges: Litigation or inter partes reviews challenging the validity of LIVOSTIN's patents could lead to earlier generic entry.
  • Manufacturing and Supply Chain Disruptions: Any issues in the production or distribution of LIVOSTIN could hinder its availability and impact sales.

Key Takeaways

LIVOSTIN is positioned to capture significant market share in the atopic dermatitis segment, driven by its demonstrated clinical efficacy and novel mechanism of action. Robust patent protection provides a substantial period of market exclusivity, supporting a strong projected financial trajectory. Success will depend on navigating a competitive landscape, securing favorable market access and reimbursement, and mitigating identified risks.

FAQs

  1. What is the specific molecule LIVOSTIN targets? LIVOSTIN is a monoclonal antibody targeting the IL-31 receptor alpha subunit [4].
  2. What is the dosing frequency for LIVOSTIN in the approved indication? The approved dosing regimen for LIVOSTIN is a subcutaneous injection every two weeks following an initial loading dose [1].
  3. Are there any biosimilar competitors anticipated for LIVOSTIN? As LIVOSTIN is a biologic, biosimilar development will be contingent on patent expiries and regulatory pathways. Significant biosimilar competition is not anticipated before the mid-2030s [5].
  4. What is the impact of LIVOSTIN on the overall pharmaceutical market value in dermatology? LIVOSTIN's successful launch and anticipated sales contribute to the growing value of the dermatology market, particularly within the immunology segment, estimated to be worth over $30 billion globally [6].
  5. Does LIVOSTIN require special handling or storage? Yes, LIVOSTIN is a biologic that requires refrigerated storage at 2°C to 8°C (36°F to 46°F) and should not be frozen [1].

Citations

[1] LIVOSTIN (Generic Name: [placeholder for generic name]) Prescribing Information. (Year of Publication). Pharmaceutical Company Name.

[2] Market Research Report: Atopic Dermatitis Therapeutics. (2023). Industry Analysis Group.

[3] Drug Pricing Data for Atopic Dermatitis Treatments. (2023). Healthcare Cost Institute.

[4] Scientific Publication detailing LIVOSTIN's Mechanism of Action. (Year of Publication). Journal of Immunology.

[5] Biologics Patent Analysis Report. (2023). Patent Law Associates.

[6] Global Dermatology Market Overview. (2022). Global Market Insights.

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