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Last Updated: January 29, 2026

NALOXONE HYDROCHLORIDE AND PENTAZOCINE HYDROCHLORIDE Drug Patent Profile


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When do Naloxone Hydrochloride And Pentazocine Hydrochloride patents expire, and when can generic versions of Naloxone Hydrochloride And Pentazocine Hydrochloride launch?

Naloxone Hydrochloride And Pentazocine Hydrochloride is a drug marketed by Lupin, Sun Pharm Inds Ltd, and Watson Labs. and is included in three NDAs.

The generic ingredient in NALOXONE HYDROCHLORIDE AND PENTAZOCINE HYDROCHLORIDE is naloxone hydrochloride; pentazocine hydrochloride. There are twelve drug master file entries for this compound. Three suppliers are listed for this compound. Additional details are available on the naloxone hydrochloride; pentazocine hydrochloride profile page.

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Summary for NALOXONE HYDROCHLORIDE AND PENTAZOCINE HYDROCHLORIDE
Drug patent expirations by year for NALOXONE HYDROCHLORIDE AND PENTAZOCINE HYDROCHLORIDE
Recent Clinical Trials for NALOXONE HYDROCHLORIDE AND PENTAZOCINE HYDROCHLORIDE

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SponsorPhase
National Center for Complementary and Integrative Health (NCCIH)Phase 1
Office of Research and Women's Health (ORWH)Phase 1
National Center for Advancing Translational Science (NCATS)Phase 1

See all NALOXONE HYDROCHLORIDE AND PENTAZOCINE HYDROCHLORIDE clinical trials

Pharmacology for NALOXONE HYDROCHLORIDE AND PENTAZOCINE HYDROCHLORIDE

US Patents and Regulatory Information for NALOXONE HYDROCHLORIDE AND PENTAZOCINE HYDROCHLORIDE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Lupin NALOXONE HYDROCHLORIDE AND PENTAZOCINE HYDROCHLORIDE naloxone hydrochloride; pentazocine hydrochloride TABLET;ORAL 075735-001 Jul 11, 2001 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Sun Pharm Inds Ltd NALOXONE HYDROCHLORIDE AND PENTAZOCINE HYDROCHLORIDE naloxone hydrochloride; pentazocine hydrochloride TABLET;ORAL 075523-001 Mar 17, 2000 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Watson Labs NALOXONE HYDROCHLORIDE AND PENTAZOCINE HYDROCHLORIDE naloxone hydrochloride; pentazocine hydrochloride TABLET;ORAL 074736-001 Jan 21, 1997 AB RX No Yes ⤷  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

Market Dynamics and Financial Trajectory for NALAXONE HYDROCHLORIDE and PENTAZOCINE HYDROCHLORIDE

Last updated: August 2, 2025

Introduction

The pharmaceutical landscape surrounding Naloxone Hydrochloride and Pentazocine Hydrochloride reflects complex market dynamics driven by evolving healthcare priorities, regulatory frameworks, and societal needs. Naloxone, a renowned opioid antagonist, has gained prominence amid the opioid crisis, while Pentazocine, an analgesic, remains relevant within pain management domains. Understanding their market trajectories involves dissecting demand drivers, regulatory influences, competitive landscapes, and financial forecasts.

Market Overview

Naloxone Hydrochloride: The Crown Jewel of Opioid Overdose Reversal

Naloxone Hydrochloride has become a global staple in combating opioid overdose fatalities. Its efficacy as an opioid antagonist—reversing respiratory depression caused by heroin, fentanyl, and other opioids—has catalyzed intense demand, especially amidst surging overdose deaths.

North America leads the market, accounting for over 80% of global Naloxone sales, driven by aggressive public health campaigns, law enforcement adoption, and regulatory mandates to distribute Naloxone kits to at-risk populations [1]. Europe and Asia-Pacific are witnessing accelerated growth, propelled by increasing awareness and expanding access initiatives.

Pentazocine Hydrochloride: Niche in Postoperative and Analgesic Applications

Pentazocine Hydrochloride remains primarily employed for moderate to severe pain management, often used within hospital settings or prescription-based regimes. Despite competition from newer opioids, it retains relevance in certain markets due to cost advantages and regulatory status as a Schedule IV controlled substance in many regions.

Its market share is comparatively modest relative to Naloxone but persists owing to longstanding clinical usage and generic availability.

Market Drivers

Rising Opioid Overdose Incidence

The opioid epidemic continues to fuel Naloxone’s market growth. In the United States, over 100,000 drug overdose deaths occurred in 2020, with opioids responsible for nearly 70% of these fatalities [2]. As public health agencies prioritize overdose prevention, policies mandating Naloxone distribution amplify demand.

Regulatory Support and Policy Mandates

Regulatory authorities worldwide have simplified Naloxone access. The US FDA has approved intranasal formulations, and numerous states have enacted standing orders or mandates requiring pharmacies to dispense Naloxone without a prescription [3]. Such policies facilitate widespread availability, boosting sales.

Innovations and Formulation Advancements

Introduction of innovative delivery systems—auto-injectors, nasal sprays—improve ease of use, resistance to misuse, and public acceptance. These technological developments expand market reach.

Growing Awareness and Education Campaigns

Enhanced awareness about opioid overdose risks has increased calls for Naloxone access among caregivers, law enforcement, and community organizations. Educational programs bolster acceptance and distribution.

Emerging Markets and Global Expansion

Beyond North America, Asia-Pacific, Latin America, and Africa are beginning to adopt Naloxone, driven by emerging healthcare infrastructure and heightened overdose awareness. Market entries in these regions promise significant growth potential.

Pentazocine’s Niche and Limited Growth Factors

Pentazocine’s demand remains relatively stable but constrained by its side effect profile, availability of alternative opioids, and regulatory classifications. Its usage is generally confined to specific clinical settings rather than mass distribution.

Market Challenges

Regulatory and Intellectual Property Barriers

While Naloxone faces regulatory encouragement, patent expirations and generic proliferation suppress prices, impacting profit margins. Regulatory hurdles in certain regions may delay expansion.

Stigma and Societal Barriers

In some communities, stigma attached to opioid misuse inhibits Naloxone distribution and acceptance. Overcoming cultural barriers necessitates sustained education efforts.

Pricing and Accessibility Concerns

High costs of branded formulations impede access, especially for indigent populations. Price regulation and generic competition are vital for affordability.

Pentazocine’s Competitive Displacement

Emerging analgesics with better safety profiles threaten Pentazocine’s market share, reducing its growth prospects.

Financial Trajectory and Market Forecasts

Naloxone Hydrochloride: Growth Projections

The global Naloxone market was valued at approximately USD 400 million in 2021 and is projected to grow at a compound annual growth rate (CAGR) of around 8% from 2022 to 2030 [4]. Factors contributing to this expansion include:

  • Increased government funding for overdose prevention.
  • Policy expansions in emerging markets.
  • Product innovation reducing manufacturing costs.
  • Broadened scope for prescription and over-the-counter (OTC) formulations.

The OTC segment, in particular, is anticipated to dominate, facilitating wider distribution channels. Additionally, partnerships between pharmaceutical firms and public health agencies are expected to bolster revenue streams.

Pentazocine Hydrochloride: Steady Decline or Niche Stabilization

Pentazocine’s market is comparatively mature, with a slight decline projected due to generic saturation and substitution by newer analgesics. The global market was estimated at USD 50 million in 2021, with a CAGR of around 2% negative forecast to 2030 [5]. Market stabilization in certain regions persists, but overall growth is limited unless new formulations or indications emerge.

Implications of Patent Expirations and Market Entry

Emergence of generics significantly depress prices, particularly for Naloxone, but volume growth compensates, maintaining robust revenue growth. Patent expirations for proprietary formulations allow for broader access and lower prices, facilitating improved uptake.

Emerging Market Opportunities

Africa, Latin America, and Southeast Asia represent untapped markets with increasing overdose incidents. Investment in market infrastructure, regulatory support, and education will unlock substantial revenues, potentially doubling the growth rate in these regions.

Competitive Landscape

Leading Players

  • Naloxone: Pfizer, Kaleo, Teva, Mylan (subsidiaries of Viatris), and Amphastar, with a focus on intranasal devices and auto-injectors.
  • Pentazocine: Major generic producers such as Teva, Sun Pharmaceutical, and Zydus Cadila.

Strategic Initiatives

Manufacturers are investing in expanding formulations (intranasal, auto-injectors) and launching awareness campaigns. Collaborations with governments and NGOs enhance market penetration.

Regulatory and Legislative Environment

Regulatory agencies increasingly facilitate non-prescription access to Naloxone, accelerating market growth. In the US, the Affordable Care Act and subsequent legislation support community-based distribution. Future policies will likely expand OTC availability, especially in regions facing escalating overdose rates.

Key Market Trends

  1. Shift Towards OTC Availability: Governments are removing barriers to access Naloxone, fostering wider distribution channels.
  2. Product Innovation: Advance in nasal spray devices and auto-injectors enhances user experience and response time.
  3. Global Expansion: Growing acceptance and regulatory approvals are pushing the market into emerging economies.
  4. Price Competition and Generics: Patent expirations lead to increased generic production, reducing prices but expanding consumption.
  5. Integration into Public Health Strategies: Incorporation of Naloxone into harm reduction and emergency response programs amplifies demand.

Conclusion

The market landscape for Naloxone Hydrochloride is poised for sustained growth, driven by the ongoing opioid crisis, regulatory support, and technological innovations. Its trajectory is characterized by expanding access, especially via OTC formulations, and global penetration in under-served regions. Conversely, Pentazocine’s market remains relatively static, constrained by competitive pressures and limited growth prospects.

Effective stakeholder engagement, policy advocacy, and continued innovation will determine the financial outlooks for these drugs. Key to future success will be balancing affordability, accessibility, and innovation to meet public health needs efficiently.


Key Takeaways

  • Opioid overdose crisis propels Naloxone demand: Public health responses and regulatory policies are pivotal in facilitating access.
  • Market growth forecast: Global Naloxone market expected to grow at approximately 8% CAGR through 2030, primarily via generic and OTC product expansion.
  • Emergence of new formulations: Innovations such as nasal sprays and auto-injectors enhance user engagement and expand market reach.
  • Global expansion opportunities: Untapped markets in Asia, Latin America, and Africa present significant growth potential amid rising overdose mortality.
  • Pentazocine’s niche role: While stabilizing, its future hinges on novel formulations or indications to offset competition from newer analgesics.

FAQs

1. How has the opioid epidemic influenced Naloxone’s market growth?
The epidemic has significantly driven demand, prompting government mandates and increased public awareness, leading to higher sales and broader distribution channels globally.

2. What regulatory changes are impacting Naloxone accessibility?
Many countries have relaxed prescription requirements, introducing OTC options, which dramatically increase availability and sales.

3. Are new formulations of Naloxone influencing market dynamics?
Yes, innovations such as nasal sprays and auto-injectors improve ease of administration, expanding use cases and consumer acceptance.

4. What are the key challenges facing Naloxone market expansion?
Challenges include high costs, stigma in certain communities, and regulatory barriers in some regions.

5. Is Pentazocine expected to experience significant market growth?
No, due to competition from newer opioids and declining demand, Pentazocine’s market is likely to remain stable or decline modestly.


Sources

[1] Data on global Naloxone market share and public health policies.
[2] CDC, “2019 Overdose Death Rates,” 2021.
[3] US FDA, “Naloxone Access Policy,” 2022.
[4] Market research reports on opioid antagonists.
[5] Industry analysis of analgesics market, 2021.

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