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Last Updated: November 16, 2025

NALOXONE Drug Patent Profile


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When do Naloxone patents expire, and what generic alternatives are available?

Naloxone is a drug marketed by Hikma, Wyeth Ayerst, Abraxis Pharm, Accord Hlthcare, Astrazeneca, Baxter Hlthcare Corp, Bpi Labs, Chartwell Rx, Dr Reddys, Eugia Pharma, Fresenius Kabi Usa, Hospira, Igi Labs Inc, Intl Medication, Mankind Pharma, Marsam Pharms Llc, Mylan Institutional, Mylan Labs Ltd, Ph Health, Rising, Smith And Nephew, Solopak, Somerset Theraps Llc, Sterinova Inc, Watson Labs, Amneal, Padagis Israel, Teva Pharms Usa, Kaleo Inc, Lupin, and Sun Pharm Inds Ltd. and is included in seventy-seven NDAs. There are six patents protecting this drug.

The generic ingredient in NALOXONE 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
Drug patent expirations by year for NALOXONE
Drug Prices for NALOXONE

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Recent Clinical Trials for NALOXONE

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SponsorPhase
University of California, San FranciscoPHASE2
University of North Carolina, Chapel HillPHASE4
National Institute on Drug Abuse (NIDA)PHASE4

See all NALOXONE clinical trials

Pharmacology for NALOXONE
Drug ClassOpioid Antagonist
Mechanism of ActionOpioid Antagonists

US Patents and Regulatory Information for NALOXONE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Sterinova Inc NALOXONE HYDROCHLORIDE naloxone hydrochloride INJECTABLE;INJECTION 214211-001 Aug 21, 2025 AP RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Igi Labs Inc NALOXONE HYDROCHLORIDE naloxone hydrochloride INJECTABLE;INJECTION 072083-001 Apr 11, 1989 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Hospira NALOXONE HYDROCHLORIDE naloxone hydrochloride INJECTABLE;INJECTION 070171-001 Sep 24, 1986 DISCN 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
Igi Labs Inc NALOXONE HYDROCHLORIDE naloxone hydrochloride INJECTABLE;INJECTION 072091-001 Apr 11, 1989 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Mylan Labs Ltd NALOXONE HYDROCHLORIDE naloxone hydrochloride INJECTABLE;INJECTION 213843-001 Jun 9, 2022 AP RX No No ⤷  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 NALOXONE

Last updated: August 1, 2025

Introduction

NALOXONE, also known as Narcan®, is a life-saving opioid antagonist pivotal in the fight against opioid overdose deaths. Its increasing adoption, evolving regulatory environment, and shifting market landscape underscore the importance of understanding its market dynamics and financial trajectory. As the opioid crisis intensifies, NALOXONE’s role has expanded from emergency use to widespread distribution, prompting significant implications for pharmaceutical companies, policymakers, and healthcare providers.

Market Overview

The global NALOXONE market is experiencing rapid growth driven by burgeoning opioid overdose rates, increasing regulatory mandates for naloxone availability, and innovative product formulations. As of 2023, the market is valued at approximately USD 600 million, with projections reaching USD 1.2 billion by 2030, reflecting a compound annual growth rate (CAGR) of roughly 10%. This growth is attributable to multiple factors, including legislative initiatives, expanding distribution channels, and public health campaigns.

Key Market Drivers

  • Rising Opioid Overdose Mortality: According to the CDC, over 100,000 Americans died from drug overdoses in 2021, with opioids accounting for over 75% of these deaths. This alarming trend has intensified demand for effective overdose reversal agents like NALOXONE [1].

  • Regulatory and Policy Initiatives: Governments worldwide are implementing mandates requiring first responders, pharmacies, and even community organizations to carry NALOXONE. In the U.S., laws such as the Good Samaritan laws facilitate broader access and distribution.

  • Expanded Access Programs: Several jurisdictions have launched programs to distribute Naloxone free of charge or at subsidized rates. These programs, combined with standing orders, have increased availability in pharmacies, schools, and community centers.

  • Product Innovation: The development of user-friendly formulations, such as auto-injectors, nasal sprays, and multi-dose kits, enhances accessibility and administration, further fueling market expansion.

Market Segmentation

The NALOXONE market is segmented based on formulation, distribution channel, end-user, and geography.

  • Formulation: Nasal sprays dominate with a market share above 60%, driven by easy administration. Intramuscular and subcutaneous injectables occupy the remainder, with injectable formulations favored in institutional settings.

  • Distribution Channel: Pharmacies and drugstores constitute the largest channel, followed by hospitals, healthcare centers, and community outreach programs.

  • End-User: Emergency responders (EMS), hospitals, community organizations, and law enforcement agencies are primary users, with increasing layperson usage in the broader community.

  • Geographic Distribution: North America leads the market owing to high overdose rates and early adoption of supportive policies. Europe and Asia-Pacific are witnessing nascent growth, with emerging markets adopting NALOXONE in response to local opioid crises.

Market Challenges and Barriers

Despite positive growth prospects, several hurdles limit enterprise expansion.

  • Pricing and Reimbursement: Cost remains a concern. While generic formulations have driven prices down, branded products like Narcan® retain premium pricing. Reimbursement policies vary, impacting access, especially in low-resource settings.

  • Stigma and Legal Barriers: Although laws are evolving, stigma surrounding opioid addiction can hinder distribution and patient acceptance. Legal restrictions in certain jurisdictions pose additional challenges.

  • Supply Chain Limitations: Manufacturing bottlenecks, regulation hurdles, and patent litigations may affect product availability and pricing.

  • Competition: Several generic manufacturers now produce NALOXONE, increasing market competition but pressuring profit margins.

Financial Trajectory and Investment Outlook

Investors and pharmaceutical companies are eyeing the NALOXONE market as a high-growth opportunity with considerable societal impact. Market leaders, including Adapt Pharma (now part of Johnson & Johnson) and Teva Pharmaceuticals, continue to innovate and expand their portfolios.

Revenue Streams:

  • Product Sales: Primarily generated through sales of nasal sprays and injectables. The nasal spray segment, driven by convenience and safety, commands higher revenue share.

  • Government and Emergency Contracts: Long-term supply agreements with government agencies boost predictable revenue streams.

  • Licensing and Patent Strategies: Patent protections around specific formulations and delivery mechanisms influence pricing and market exclusivity. Post-expiration of key patents, generic competition is expected to further reshape market dynamics.

Financial Trends:

  • Pricing Fluctuations: Initially high-priced branded formulations in early adoption phases have seen reductions with increased generic competition. Nonetheless, premium products with advanced features command higher margins.

  • Market Penetration Strategies: Companies are heavily investing in awareness campaigns, provider training, and community outreach to accelerate penetration.

  • R&D Expenditure: Companies are exploring combination therapies, long-acting formulations, and delivery innovations to sustain a competitive edge.

Emerging Opportunities

  • Emerging Markets: Countries in Asia, Latin America, and Africa are increasingly vulnerable to opioid misuse, presenting untapped markets for NALOXONE.

  • Over-the-Counter (OTC) Availability: Regulatory shifts toward OTC status for NALOXONE could expand access and sales volumes, as seen in parts of the U.S.

  • Partnerships and Collaborations: Collaborations with public health agencies and non-profit organizations enhance distribution reach and brand recognition.

Regulatory Environment Impact

Regulatory considerations significantly influence market trajectory. The FDA’s approval of over-the-counter NALOXONE in 2021 was a major milestone, paving the way for broader community access [2]. Similar regulatory actions worldwide, including in the UK, Canada, and Australia, support distribution expansion.

Patent expirations and regulatory approvals facilitate generic entry, reducing costs and expanding availability. Ongoing policy shifts globally continue to shape the market landscape favorably.

Future Outlook and Market Predictions

Projections indicate sustained growth driven by escalating opioid overdose deaths and policy support. The transition towards non-prescription access, expansion into emerging markets, and adoption of innovative delivery systems will diversify revenue streams.

Key factors expected to influence future financial performance include:

  • Enhanced Accessibility: OTC approvals and community dissemination programs will amplify sales volumes.

  • Pricing Dynamics: Increased generic competition might suppress prices but broaden market penetration.

  • Product Innovation: Long-acting formulations and combination therapies could unlock new therapeutic avenues, potentially commanding premium prices.

  • Regulatory Evolution: Streamlined approval processes and supportive policies will underpin market expansion.

By 2030, the NALOXONE market is anticipated to reach approximately USD 1.2 billion, with a CAGR of 10-12%, reflecting a resilient response to persistent public health challenges.

Key Takeaways

  • The escalating opioid epidemic globally is a primary driver pushing the NALOXONE market toward significant growth, with regulatory support and product innovation fueling this trajectory.

  • Pricing, reimbursement policies, and legal barriers remain challenges, but ongoing legislative reforms and market competition are expected to mitigate these issues.

  • Opportunities abound in emerging markets, OTC product expansion, and novel formulations, promising diversified revenue streams.

  • The market’s financial outlook remains optimistic, with sustained growth projections contingent on policy evolution, technological innovation, and public health initiatives.

FAQs

1. What factors have primarily driven the recent growth in the NALOXONE market?
The surge in opioid overdose deaths, supportive regulatory policies mandating naloxone availability, expanded distribution channels, and technological innovations in delivery systems have driven market growth.

2. How do regulatory changes influence the pricing and accessibility of NALOXONE?
Regulatory approvals, such as OTC status, increase accessibility and can pressure prices downward due to generic competition. Conversely, supportive laws expand distribution networks, improving reach and affordability.

3. What are the main challenges impacting the profitability of NALOXONE manufacturers?
Challenges include high costs of innovation, patent expirations leading to generic competition, pricing pressures, legal and stigma barriers, and supply chain constraints.

4. Which geographic markets are expected to see the highest growth for NALOXONE?
North America leads due to high overdose rates and early adoption, but Asia-Pacific, Latin America, and Europe are emerging markets with significant growth potential as opioid crises escalate.

5. How might emerging formulations or delivery methods influence future market trends?
Innovations like long-acting or combined formulations can improve adherence, efficacy, and user convenience, likely commanding premium pricing and expanding therapeutic options, thereby stimulating market growth.


Sources
[1] CDC. "Understanding the Opioid Overdose Epidemic." Centers for Disease Control and Prevention, 2022.
[2] FDA. "FDA Approves First Over-the-Counter Naloxone," 2021.

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