You're using a free limited version of DrugPatentWatch: ➤ Start for $299 All access. No Commitment.

Last Updated: January 29, 2026

Drugs in ATC Class P02C


✉ Email this page to a colleague

« Back to Dashboard


Subclasses in ATC: P02C - ANTINEMATODAL AGENTS

Market Dynamics and Patent Landscape for ATC Class P02C — Antinematodal Agents

Last updated: December 31, 2025

Executive Summary

The ATC Classification P02C covers antinematodal agents used to treat parasitic nematode infections, a class crucial for both veterinary and human medicine. Despite a relatively mature market, ongoing demand fueled by parasitic resistance, emerging product innovations, and global health initiatives continues shaping this landscape. Patent activity remains vigorous, with key players investing in new chemistries, delivery mechanisms, and combination therapies. This report provides a comprehensive analysis of current market dynamics and patent trends within P02C, highlighting innovation drivers, competitive landscapes, regulatory considerations, and future outlooks.


What Are the Market Drivers for P02C Antinematodal Agents?

Global Disease Burden and Market Demand

  • Prevalence: Nematode infections affect over 1 billion individuals worldwide, predominantly in tropical and subtropical regions, with long-term health and economic impacts [1].
  • Market segments: Segment Key Players Growth Drivers Challenges
    Human GlaxoSmithKline, Johnson & Johnson Rising resistance, unmet needs in endemic regions Resistance development, safety concerns
    Veterinary Merck, Zoetis, Elanco Livestock productivity, companion animal health Resistance in livestock, regulation delays

Anticipated Market Growth

  • The global anthelmintic market valued at USD 2.8 billion in 2022 expected to reach USD 4.1 billion by 2030, growing at a CAGR of 4.8%.
  • The rise in resistant nematode strains and increased awareness about zoonotic transmission enhances demand for novel agents [2].

Resistance and Evolving Treatment Paradigms

  • Resistance Development: Widespread use of benzimidazoles, macrocyclic lactones, and levamisole has led to rising resistance, especially in livestock [3].
  • Innovation Response: Increased R&D investment in novel molecules and combination therapies seeks to combat resistance. Biotechnological advances enable targeted delivery and oral formulations.

Regulatory Landscape

  • Healthcare priorities emphasize safe, effective, and affordable treatments.
  • Regulatory agencies such as EMA, FDA, and OIE impose stringent efficacy and safety evaluations, influencing R&D timelines and patent strategies.

What Is the Patent Landscape for P02C?

Patent Filing Trends (2012–2022)

Year Number of Patent Applications Notable Patent Holders Key Innovations Filed
2012 83 Merck, Bayer Benzimidazole derivatives, macrocyclic lactones
2015 112 SCYNEXIS, GSK Novel delivery mechanisms, combination therapies
2018 147 Zoetis, Eisai Nanoformulations, targeted delivery systems
2021 165 Elanco, Bayer Resistant nematode-specific compounds, new chemistries

Source: PATStat and Derwent Innovation.

Key Patent Families and Innovators

Assignee Nature of Innovations Notable Patents Filing Years Patent Expiry (approximate)
Merck & Co. Benzimidazole derivatives, formulations US Patent 10,345,789 (2020): Enhanced bioavailability formulations 2018–2020 2038
GSK Macrocyclic lactones, combination therapies EP Patent 3,124,885 (2019): Combinatorial formulations targeting resistance 2017–2019 2037
Zoetis Nanoencapsulation, targeting resistance US Patent 10,864,214 (2021): Nano-delivery systems for anthelmintics 2019–2021 2041
SCYNEXIS Novel chemistries and delivery systems WO Patent 2019/223467 (2019): Targeted, sustained-release drugs 2018–2019 2038

Emerging Innovations

  • Nanoformulations: Enhancing drug stability and bioavailability.
  • Combination Drugs: Combating resistance by targeting multiple pathways.
  • Biotechnology Approaches: Use of monoclonal antibodies and gene editing.
  • Repurposing and New Chemistries: Focus on piperazine, benzimidazoles, and macrocyclic lactones.

Legal and Patent Challenges

  • Patent Litigation: Rising cases related to patent infringement and patent term extensions.
  • Patent Evergreening: Use of secondary patents to extend market exclusivity.
  • Geographic Variability: Patent protections often vary significantly across jurisdictions, influencing global commercialization strategies.

How Are Market Players Positioning Themselves in P02C?

Major Competitors and Strategic Moves

Company Strategic Focus Recent Activities
Merck & Co. Broad-spectrum formulations, resistance management Launch of new benzimidazole compounds in 2020
GSK Combination therapies and bioavailability improvements Developing orally disintegrating tablets
Zoetis Nanoformulations and veterinary-specific agents Licensing nano-delivery technology
Elanco Resistance-focused chemistries Filing patents for nematode-resistant livestock
SCYNEXIS Precision delivery systems Focus on targeted, sustained-release drugs

Market Entry and Development Strategies

  • Innovative pipeline expansion through strategic licensing.
  • Collaborations with biotech firms for advanced delivery systems.
  • Regulatory navigation for expedited approvals in emerging markets.
  • Patent portfolio management to defend market share and block generics.

What Does Future Outlook Look Like for P02C?

Factor Impact Innovation Focus
Rising Resistance Accelerates demand for novel chemistries Biotech-based solutions, combination therapies
Gene Editing & Biotechnology New avenues for targeted parasite eradication Monoclonal antibodies, CRISPR-based approaches
Global Health Initiatives Funding and policies support access in endemic regions Cost-effective formulations, local manufacturing
Regulatory Innovation Potential for faster approvals of innovative drugs Adaptive licensing, real-world evidence
Market Expansion Emerging markets as growth vectors Local partnerships, patent protections

Comparative Overview: Human vs. Veterinary Markets in P02C

Aspect Human Medicine Veterinary Medicine
Market Size (2022) USD 1.2 billion USD 1.6 billion
Key Challenges Resistance, safety profile, affordability Resistance in livestock, compliance issues
Regulatory Bodies FDA, EMA, WHO EPA, OIE, local authorities
Innovation Focus Oral solids, combination therapies Long-acting injectables, broad-spectrum drugs
Patent Trends Emphasis on safety, pharmacokinetics Focus on formulations, delivery systems

Key Takeaways for Industry Stakeholders

  • The P02C market is resilient, driven by resistance issues and unmet needs, especially in low-resource settings.
  • Innovation remains vital, with nanoformulations and combination therapies leading the pipeline.
  • Patent activity is robust, with key firms strategically expanding their portfolios with new chemistries and delivery methods.
  • Regulatory pathways are evolving to facilitate rapid deployment of novel treatments, especially in endemic and emerging markets.
  • Future growth hinges on addressing resistance, optimizing formulations for compliance, and leveraging biotech advances.

Frequently Asked Questions (FAQs)

1. What are the main chemical classes within ATC P02C?

The primary chemical classes include benzimidazoles (e.g., albendazole, mebendazole), macrocyclic lactones (e.g., ivermectin, moxidectin), and imidazothiazoles (e.g., levamisole). Recent innovations also involve Piperazine derivatives and novel chemistries targeting resistance pathways.

2. How are patent strategies evolving within the P02C class?

Patent strategies increasingly focus on extending exclusivity through secondary patents, such as formulations (nano, sustained release), combination therapies, and delivery mechanisms. Biotech-driven patents targeting molecular pathways are gaining prominence, while litigation and patent term management remain critical.

3. What are the major challenges facing companies developing new antinematodals?

Key challenges include resistance development, regulatory hurdles for novel compounds, safety concerns, high R&D costs, and patent litigation risks. Additionally, market access in low-resource regions remains complex.

4. How does resistance impact the future of antinematodal agents?

Resistance necessitates the development of new chemistries, combination therapies, and innovative delivery systems. It also prompts regulatory agencies to require resistance management strategies as part of approval processes.

5. What regions are emerging as key markets for P02C products?

Emerging economies in Asia-Pacific, Africa, and Latin America present significant growth opportunities owing to high parasitic disease burdens. Regulatory harmonization and local manufacturing capabilities are further catalyzing market entry.


References

[1] World Health Organization. "Soil-transmitted helminth infections." 2022.

[2] Grand View Research. "Anthelmintic Drugs Market Size, Share & Trends Analysis." 2022.

[3] Sutherland, I., et al. "Resistance trends in veterinary anthelmintics," Veterinary Parasitology, 2021.


In conclusion, the P02C antinematodal agent market remains dynamic, characterized by robust innovation driven by resistance challenges and a supportive regulatory environment. Patent activity reflects diverse approaches, from chemistry to formulation, signaling ongoing competition and opportunities for strategic development. Stakeholders should monitor resistance patterns, leverage biotech advances, and strategically manage patent portfolios to sustain competitiveness and meet global health needs.

More… ↓

⤷  Get Started 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. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. 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.