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Last Updated: March 19, 2026

buprenorphine - Profile


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What are the generic drug sources for buprenorphine and what is the scope of patent protection?

Buprenorphine is the generic ingredient in fourteen branded drugs marketed by Amneal, Difgen Pharms, Mylan Tech Viatris, Strides Pharma Intl, Watson Labs Teva, Purdue Pharma Lp, Braeburn, Indivior, Bdsi, Reacx Pharms, Am Regent, Hikma, Hospira, Ph Health, Somerset Theraps Llc, Actavis Elizabeth, Ascent Pharms Inc, Barr, Ethypharm, Pharmobedient, Rhodes Pharms, Rubicon Research, Specgx Llc, Sun Pharm, Alvogen, Dr Reddys Labs Sa, Mylan Technologies, Teva Pharms Usa, Alkem Labs Ltd, Amneal Pharms, Lannett Co Inc, Wes Pharma Inc, and Edenbridge Pharms, and is included in fifty-two NDAs. There are thirty-eight patents protecting this compound and two Paragraph IV challenges. Additional information is available in the individual branded drug profile pages.

Buprenorphine has one hundred and seventy-six patent family members in thirty-six countries.

There are two tentative approvals for this compound.

Summary for buprenorphine
International Patents:176
US Patents:38
Tradenames:14
Applicants:33
NDAs:52
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for buprenorphine
Generic filers with tentative approvals for BUPRENORPHINE
Applicant Application No. Strength Dosage Form
⤷  Get Started Free⤷  Get Started FreeEQ 8MG BASE;EQ 2MG BASEFILM;BUCCAL, SUBLINGUAL
⤷  Get Started Free⤷  Get Started FreeEQ 2.9MG BASE;EQ 0.71MG BASETABLET;SUBLINGUAL
⤷  Get Started Free⤷  Get Started FreeEQ 11.4MG BASE;EQ 2.9MG BASETABLET;SUBLINGUAL

The 'tentative' approval signifies that the product meets all FDA standards for marketing, and, but for the patents / regulatory protections, it would approved.

Paragraph IV (Patent) Challenges for BUPRENORPHINE
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
BUTRANS Transdermal System buprenorphine 15 mcg/hr 021306 1 2013-12-16
BUTRANS Transdermal System buprenorphine 5 mcg/hr 10 mcg/hr 20 mcg/hr 021306 1 2013-06-06

US Patents and Regulatory Information for buprenorphine

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Amneal BUPRENORPHINE buprenorphine FILM, EXTENDED RELEASE;TRANSDERMAL 211586-001 Apr 14, 2020 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Amneal BUPRENORPHINE buprenorphine FILM, EXTENDED RELEASE;TRANSDERMAL 211586-002 Apr 14, 2020 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Amneal BUPRENORPHINE buprenorphine FILM, EXTENDED RELEASE;TRANSDERMAL 211586-003 Apr 14, 2020 AB 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

Expired US Patents for buprenorphine

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Purdue Pharma Lp BUTRANS buprenorphine FILM, EXTENDED RELEASE;TRANSDERMAL 021306-003 Jun 30, 2010 ⤷  Get Started Free ⤷  Get Started Free
Purdue Pharma Lp BUTRANS buprenorphine FILM, EXTENDED RELEASE;TRANSDERMAL 021306-001 Jun 30, 2010 ⤷  Get Started Free ⤷  Get Started Free
Purdue Pharma Lp BUTRANS buprenorphine FILM, EXTENDED RELEASE;TRANSDERMAL 021306-002 Jun 30, 2010 ⤷  Get Started Free ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

EU/EMA Drug Approvals for buprenorphine

Company Drugname Inn Product Number / Indication Status Generic Biosimilar Orphan Marketing Authorisation Marketing Refusal
L. Molteni & C. dei Fratelli Alitti Società di Esercizio S.p.A. Sixmo buprenorphine EMEA/H/C/004743Sixmo is indicated for substitution treatment for opioid dependence in clinically stable adult patients who require no more than 8 mg/day of sublingual buprenorphine, within a framework of medical, social and psychological treatment. Authorised no no no 2019-06-19
Camurus AB Buvidal buprenorphine EMEA/H/C/004651Treatment of opioid dependence within a framework of medical, social and psychological treatment. Treatment is intended for use in adults and adolescents aged 16 years or over. Authorised no no no 2018-11-20
>Company >Drugname >Inn >Product Number / Indication >Status >Generic >Biosimilar >Orphan >Marketing Authorisation >Marketing Refusal

International Patents for buprenorphine

Country Patent Number Title Estimated Expiration
Chile 2015000197 ⤷  Get Started Free
New Zealand 760033 Methods to treat opioid use disorder ⤷  Get Started Free
European Patent Office 3326613 ⤷  Get Started Free
>Country >Patent Number >Title >Estimated Expiration

Buprenorphine: Investment Scenario, Market Dynamics, and Financial Trajectory

Last updated: February 3, 2026


Summary

Buprenorphine is a potent opioid analgesic and medication-assisted treatment (MAT) for opioid use disorder (OUD), with expanding applications in pain management. The global market experienced significant growth, driven by rising opioid dependency, evolving regulatory landscapes, and increasing acceptance of abuse-deterrent formulations. This report analyzes current market trends, investment opportunities, competitive landscape, and forecasted financial trajectories for buprenorphine through 2030.


Introduction: Overview of Buprenorphine

Parameter Details
Drug Class Partial μ-opioid receptor agonist / κ-opioid receptor antagonist
Indications OUD, pain management, off-label uses (e.g., depression)
Market Size (2022) USD 4.5 billion (approximate)
Projected CAGR (2023–2030) 6.1% (approximate)

Source: Market Research Future [1], IQVIA [2]


Market Dynamics

Global Market Assessment

Region 2022 Market Share Expected CAGR (2023–2030) Key Drivers
North America 65% 5.8% High OUD prevalence, extensive healthcare insurance coverage, supportive regulatory policies
Europe 18% 6.3% Increasing adoption of buprenorphine for pain, regulatory shifts favoring outpatient OUD treatment
Asia-Pacific 10% 7.0% Growing opioid epidemic, expanding healthcare infrastructure, aging populations
Rest of World 7% 6.5% Emerging markets, drug patent expirations, regulatory easing

Sources: [1], [2], [3]

Key Market Drivers

  • Rising Opioid Dependency: According to CDC data, over 107,000 drug overdose deaths occurred in the US in 2021, a 15% increase year-over-year (YoY) [4].

  • Regulatory Support & Policy Change: FDA approvals for abuse-deterrent formulations (e.g., SUBLOCADE) have encouraged broader use.

  • Expanding Approved Indications: Moving beyond opioid dependence to pain management, especially in chronic pain and palliative care.

  • Pandemic Impact: COVID-19 accelerated telemedicine adoption and outpatient treatments, favoring buprenorphine’s administrative flexibility.


Competitive Landscape

Major Players Products Market Share (Approximate) Notable Strategies
Indivior SUBLOCADE, SUBOXONE 40% Focus on novel injectable formulations, patient compliance
Reckitt Benckiser Subutex, Suboxone (generic, branded) 35% Generics, price competition
Mylan (now part of Viatris) Generic buprenorphine formulations 15% Cost leadership, expanding geographic reach
Others Various generics and regional brands 10% Localized distribution, niche formulations

Note: Market shares are estimations based on sales data and patent activity.

Patents & Innovation Timeline

Year Key Patent Expirations Impact
2023 SUBLOCADE patent expiry Potential for generic biosimilars' entry, pressure on pricing
2025 Major Subutex patent expiry Market liberalization, increased generics

Potential for Biosimilar and Generic Entry

Patent expiries create substantial investment opportunities in generic development, increasing market competition and reducing prices.


Financial Trajectory: Revenue and Investment Outlook

Historical Revenue (2020-2022)

Year Global Revenue (USD billion) Growth Rate (%) Comments
2020 4.0 Pandemic initial impact
2021 4.3 7.5 Accelerated OUD treatment adoption
2022 4.5 4.7 Market stabilization

Forecasted Revenue (2023–2030)

Year Projected Revenue (USD billion) Compound Annual Growth Rate (CAGR) Notes
2023 4.8 6.1% Regulatory approvals, ongoing patent protections
2025 5.6 6.0% Patent expirations begin, increased generics
2027 6.7 6.0% Market penetration, new formulations
2030 8.1 Market maturity, expanded indications

Source: IQVIA [2], MarketWatch [5]

Investment Considerations

  • R&D Spending: Increasing investments in abuse-deterrent formulations, extended-release injectables, and combination therapies.

  • Regulatory Pathways: Fast-track approvals for novel formulations and biosimilars.

  • Market Risks: Patent cliffs, regulatory setbacks, and emerging competition.

  • Potential Returns: High-growth segments with projected CAGR over 6%, substantial margins on innovative formulations.


Comparison: Buprenorphine vs. Other Opioid Treatments

Parameter Buprenorphine Methadone Naltrexone
MOA Partial agonist Full agonist Antagonist
Market Size (2022) USD 4.5B USD 5.2B (worldwide opioids) USD 0.8B
Abuse Potential Moderate High Low
Cost per Dose USD 2–10 USD 1–5 USD 30–50 (monthly)
Administration Film, injectable, implant Liquid, tablet Oral, injectable

Implication for investors: Buprenorphine's unique position as a partial agonist with abuse deterrent potential makes it attractive for expanding therapeutic use.


Regulatory and Policy Framework

Region Key Policies Impact on Market Notable Developments
US DEA scheduling, FDA approvals Facilitates outpatient treatment expansion REMS (Risk Evaluation and Mitigation Strategies) for abuse management
Europe EMA approvals Growing access and reimbursement National opioid addiction strategies
Asia Variable, evolving Increasing demand Reform initiatives and broader prescribing rights

Risks and Uncertainties

Risk Factor Description Mitigation Strategies
Patent Expiry Loss of exclusivity Accelerate pipeline, develop biosimilars
Regulatory Hurdles Delays/denials Engage early, local partnerships
Competition Entry of generics and biosimilars Innovation, branding, cost leadership
Abuse & Misuse Potential for diversion Abuse-deterrent formulations
Market Adoption Clinical hesitations Education, real-world evidence

Key Takeaways

  • The buprenorphine market is poised for steady growth driven by opioid dependency crisis management and expanding indications.
  • Patent protections and innovation in abuse-deterrent formulations are critical to sustaining margins.
  • The impending patent expiries from 2023 onward present opportunities for biosimilar and generic competitor entry, pressuring prices but expanding access.
  • Investment in R&D focusing on novel delivery systems and formulations can generate higher returns.
  • Regulatory environments remain favorable but require proactive engagement to mitigate delays.

FAQs

  1. What are the primary growth drivers for buprenorphine market expansion?
    Growing opioid use disorder rates, policy shifts favoring outpatient treatment, and development of new formulations underpin growth.

  2. When are key patents for buprenorphine expected to expire?
    Major patents, including SUBLOCADE, are set to expire between 2023 and 2025, opening doors for biosimilars and generics.

  3. How does buprenorphine compare to other opioid treatments in terms of market potential?
    Its partial agonist profile, lower abuse potential, and expanding indications give it a unique position, with sales expected to surpass USD 8 billion by 2030.

  4. What are the main risks in investing in buprenorphine formulations?
    Patent expirations, regulatory challenges, and market competition threaten profit margins, emphasizing the need for continuous innovation.

  5. What are the strategies for new entrants to succeed in this market?
    Focus on developing abuse-deterrent, long-acting formulations; establish regulatory clearance swiftly; and leverage strategic partnerships, especially in emerging markets.


References

[1] Market Research Future, "Global Buprenorphine Market Analysis," 2022.
[2] IQVIA, "Pharmaceutical Market Data," 2022.
[3] Grand View Research, "Opioid Dependence Treatment Market," 2022.
[4] CDC, "Overdose Death Rates," 2022.
[5] MarketWatch, "Pharmaceutical Industry Reports," 2022.


Note: All data points and projections are indicative based on current available reports and subject to change with new regulatory, clinical, and market developments.

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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.