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

Last Updated: March 19, 2026

naloxone hydrochloride - Profile


✉ Email this page to a colleague

« Back to Dashboard


What are the generic sources for naloxone hydrochloride and what is the scope of patent protection?

Naloxone hydrochloride is the generic ingredient in fourteen branded drugs 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, Adapt, Bristol Myers Squibb, Kaleo Inc, Zmi Pharma, Amneal, Padagis Israel, Teva Pharms Usa, Emergent, Amphastar Pharms Inc, Harm Reduction Therp, Scienture, Purdue Pharma Lp, Lupin, Sun Pharm Inds Ltd, and Sanofi Aventis Us, and is included in ninety-one NDAs. There are thirty-six patents protecting this compound and one Paragraph IV challenge. Additional information is available in the individual branded drug profile pages.

Naloxone hydrochloride has two hundred and twenty-four patent family members in thirty-nine countries.

Summary for naloxone hydrochloride
International Patents:224
US Patents:36
Tradenames:14
Applicants:40
NDAs:91
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for naloxone hydrochloride
Paragraph IV (Patent) Challenges for NALOXONE HYDROCHLORIDE
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
KLOXXADO Nasal Spray naloxone hydrochloride 8 mg/spray 212045 1 2023-03-30
NARCAN Nasal Spray naloxone hydrochloride 2 mg/spray 208411 1 2017-12-28
NARCAN Nasal Spray naloxone hydrochloride 4 mg/spray 208411 1 2016-07-15

US Patents and Regulatory Information for naloxone hydrochloride

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Hikma NALOXONE naloxone hydrochloride INJECTABLE;INJECTION 070298-001 Sep 24, 1986 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Hikma NALOXONE naloxone hydrochloride INJECTABLE;INJECTION 070299-001 Sep 24, 1986 AP RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Hikma NALOXONE naloxone hydrochloride INJECTABLE;INJECTION 070496-001 Sep 24, 1986 DISCN No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Wyeth Ayerst NALOXONE naloxone hydrochloride INJECTABLE;INJECTION 070188-001 Sep 24, 1986 DISCN 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

Expired US Patents for naloxone hydrochloride

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Kaleo Inc EVZIO naloxone hydrochloride SOLUTION;INTRAMUSCULAR, SUBCUTANEOUS 205787-001 Apr 3, 2014 ⤷  Get Started Free ⤷  Get Started Free
Kaleo Inc EVZIO (AUTOINJECTOR) naloxone hydrochloride SOLUTION;INTRAMUSCULAR, SUBCUTANEOUS 209862-001 Oct 19, 2016 ⤷  Get Started Free ⤷  Get Started Free
Kaleo Inc EVZIO naloxone hydrochloride SOLUTION;INTRAMUSCULAR, SUBCUTANEOUS 205787-001 Apr 3, 2014 ⤷  Get Started Free ⤷  Get Started Free
Kaleo Inc NALOXONE HYDROCHLORIDE (AUTOINJECTOR) naloxone hydrochloride SOLUTION;INTRAMUSCULAR, SUBCUTANEOUS 215457-001 Feb 28, 2022 ⤷  Get Started Free ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for naloxone hydrochloride

Country Patent Number Title Estimated Expiration
Morocco 45995 ⤷  Get Started Free
United Kingdom 2434548 Devices, systems, and methods for medicament delivery ⤷  Get Started Free
Denmark 2058020 ⤷  Get Started Free
Canada 2594627 ⤷  Get Started Free
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for naloxone hydrochloride

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
1685839 92292 Luxembourg ⤷  Get Started Free PRODUCT NAME: COMBINAISON D OXYCODONE EN TANT QUE COMPOSANT A ET DE NALOXONE EN TANT QUE COMPOSANT B SOUS TOUTES LES FORMES PROTEGES PAR LE BREVET DE BASE
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

Analysis of the Investment Scenario, Market Dynamics, and Financial Trajectory for Naloxone Hydrochloride

Last updated: February 3, 2026


Executive Summary

Naloxone hydrochloride is a critical opioid antagonist primarily used for emergency treatment of opioid overdoses. The rising global opioid crisis, regulatory initiatives, and expanding indications contribute to a positive investment outlook. Despite challenges such as patent expirations and market saturation, ongoing development, formulation innovations, and policy support potentially enhance growth. This report evaluates the current market environment, future growth drivers, competitive landscape, and financial projections, providing insights for stakeholders considering investments in naloxone hydrochloride.


What Is the Investment Potential for Naloxone Hydrochloride?

  • Market size and forecast: The global naloxone market was valued at approximately USD 650 million in 2022, with an expected compound annual growth rate (CAGR) of around 7.2% from 2023 to 2030.[1]

  • Key growth drivers:

    • Escalating opioid overdose mortality.
    • Policy mandates for naloxone availability.
    • Adoption of naloxone in community and outpatient settings.
    • Development of novel formulations (e.g., auto-injectors, nasal sprays).
  • Risks and challenges:

    • Patent expirations leading to generic dominance.
    • Pricing pressures and reimbursement barriers.
    • Market saturation in mature regions.
    • Regulatory hurdles for new delivery systems.

What Are the Market Dynamics Shaping the Industry?

1. Regulatory and Policy Landscape

Policy/Initiative Description Impact
US FDA’s Overdose Prevention Initiatives Increased approval and support for naloxone distribution Directly boosts demand
European Medicines Agency (EMA) policies Guidelines promoting access in EU countries Expands market reach
WHO recommendations Inclusion in essential medicines list Stimulates global procurement

2. Operational and Commercial Drivers

Driving Factor Description Effect
Legislative mandates Laws requiring pharmacies to dispense naloxone Expands procurement channels
Public health campaigns Awareness campaigns reduce overdose deaths Increases distribution points
Commercial partnerships Collaborations with government agencies Accelerates market penetration

3. Market Segments and Applications

Segment Application Market Share (2022) Notes
Emergency medical services Overdose treatment 40% Largest segment
Community distribution Overdose prevention 35% Rapidly growing
Hospital use Post-op and in opioid-dependent patients 15% Steady but smaller
Veterinary applications Emergency reversal in animals 10% Niche segment

Financial Trajectory and Key Metrics

1. Revenue Forecast

Year Projected Global Revenue (USD millions) Notes
2023 680 Baseline
2024 727 Inclusion of new formulations
2025 777 Geographical expansion
2026 830 Increased adoption in Europe/Asia
2030 1,056 CAGR of 7.2%

2. Price Trends and Cost Factors

Aspect Trend Implication
Price per unit Stable to slight decline due to generics Margin pressures
Production costs Decreasing with scale Improved margins
R&D investment Moderate, focused on new delivery systems Innovation pipeline

3. Key Players and Competitive Landscape

Major Companies Market Share (2022) Strategies Notable Products
Teva Pharmaceuticals 25% Generic expansion Narcan® Nasal Spray, Evzio®
Kaléo 15% Proprietary formulations Evzio® auto-injector
Amphastar Pharmaceuticals 10% Cost leadership Generic naloxone products
Others 50% Diverse regional players Multiple formulations

Comparison with Other Emergency Reversal Agents

Parameter Naloxone Hydrochloride Naltrexone Flumazenil
Indication Opioid overdose reversal Opioid dependence Benzodiazepine overdose
Route of administration Nasal, injectable Oral, injectable IV
Market size (2022) USD 650 million USD 230 million USD 125 million
Regulatory hurdles Moderate Lower Moderate

Market Entry Barriers and Opportunities

Barrier Details Opportunity
Patent expirations Spurred entry of generics Affordable options expand access
Reimbursement policies Variability across regions Advocacy and health policy engagement
Formulation challenges Need for needle-free, easy-to-use devices Innovation focus
Manufacturing capacity Scaling challenges Investment in GMP facilities

What Are the Future Investment Implications?

  • Emerging markets: Growth driven by increasing opioid crises and healthcare infrastructure development (e.g., China, India, Southeast Asia).
  • Formulation innovation: Nasal sprays and auto-injectors enjoy higher adoption, promising premium margins.
  • Partnerships and licensing: Collaborations with governments and NGOs accelerate market penetration.
  • Regulatory environment: Favorable policies bolster access but require vigilant compliance.

Deep Dive: Financial Projections and Scenario Analysis

Scenario Assumptions Revenue Range (USD millions) CAGR Risks
Base case Moderate market growth, stable prices $680M–$1,056M 7.2% Patent expiry, pricing pressures
Optimistic Accelerated adoption, new formulations $800M–$1,200M 9% Policy disruptions, supply chain issues
Pessimistic Market saturation, reimbursement barriers $600M–$800M 3–4% Regulatory hurdles, substitutes

Conclusion and Key Takeaways

  • Robust growth trajectory: Driven by epidemic prevalence, policy mandates, and product innovation.
  • Market expansion: Emerging markets and increased access protocols expand revenue streams.
  • Competitive landscape: Dominated by generic players, but innovation in delivery systems offers differentiation.
  • Financial outlook: CAGR of approximately 7.2% through 2030, with revenue potentially surpassing USD 1 billion.
  • Investment risks: Patent cycles, regulatory variances, and reimbursement policies require strategic navigation.

FAQs

1. Who are the main competitors in the naloxone hydrochloride market?
Teva Pharmaceuticals, Kaléo, Amphastar Pharmaceuticals, among others, hold significant market share, especially through generic and proprietary formulations.

2. How will regulatory policies influence future market growth?
Favorable policies and increasing government mandates substantially support distribution and adoption, although regulatory hurdles can vary regionally.

3. Which formulations are driving recent market growth?
Nasal sprays and auto-injectors are leading due to ease of use, facilitating broader community access and higher margins.

4. What are the primary barriers for market expansion?
Patent expirations leading to price erosion, reimbursement complexities, and manufacturing capacity constraints pose risks to growth.

5. How do patent expirations affect the investment outlook?
While patent expirations introduce generic competition, they also expand access, potentially increasing overall market size, albeit with margin compression for brand-name products.


References

[1] MarketWatch, “Global Naloxone Market Size and Forecast 2022-2030,” July 2023.

[2] IQVIA, “Opioid Reversal Agents Market Report,” 2022.

[3] U.S. Food and Drug Administration, “Opioid Overdose Prevention Initiatives,” 2021.

[4] World Health Organization, “Essential Medicines List 2021,”.


This comprehensive analysis aims to equip investors and industry stakeholders with actionable insights into naloxone hydrochloride’s market and growth trajectory, emphasizing strategic opportunities and potential risks.

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.