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Last Updated: December 12, 2025

CLINICAL TRIALS PROFILE FOR PROBUPHINE


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All Clinical Trials for PROBUPHINE

Trial ID Title Status Sponsor Phase Start Date Summary
NCT00447564 ↗ Safety and Efficacy of Probuphine in the Treatment of Opioid Dependence Completed Titan Pharmaceuticals Phase 3 2006-10-01 Buprenorphine (BPN) is an approved treatment for opioid dependence, however, in taking oral tablets, patients experience withdrawal and cravings when the variable BPN levels in the blood are low. Probuphine is an implant placed just beneath the skin that contains BPN. It is designed to provide 6 months of stable BPN blood levels. This study will test the safety and efficacy of Probuphine in the treatment of patients with opioid dependence.
NCT00630201 ↗ Extension to Safety and Efficacy of Probuphine in the Treatment of Opioid Dependence Completed Titan Pharmaceuticals Phase 3 2007-10-01 Buprenorphine (BPN) is an approved treatment for opioid dependence; however, in taking oral tablets, patients experience withdrawal and cravings when the variable BPN levels in the blood are low. Probuphine (buprenorphine implant) is an implant placed just beneath the skin that contains BPN. It is designed to provide 6 months of stable BPN blood levels. This study will test the safety and efficacy of Probuphine in the treatment of patient with opioid dependence. Patients who have completed 24 weeks of treatment in the Randomized, Double-Blind, Placebo-Controlled, Multi-Center Study of Probuphine in Patients with Opioid Dependence, will be re-treated with Probuphine over an additional 24 weeks.
NCT00768482 ↗ A Bioavailability and Safety Study of Probuphine Versus Sublingual Buprenorphine in Patients With Opioid Dependence Terminated Titan Pharmaceuticals Phase 3 2008-09-01 This study will measure the amount of buprenorphine found in the blood after taking sublingual buprenorphine tablets versus after implantation with 4 Probuphine (buprenorphine implants).
NCT00772785 ↗ Study of Probuphine in Patients With Opioid Dependence Terminated Titan Pharmaceuticals Phase 3 2008-09-01 Buprenorphine (BPN) is an approved treatment for opioid dependence; however, in taking oral tablets, patients experience withdrawal and cravings when the variable BPN levels in the blood are low. Probuphine (buprenorphine implant) is an implant placed just beneath the skin that contains BPN. It is designed to provide 6 months of stable BPN blood levels. This study will test the safety and efficacy of Probuphine in the treatment of patients with opioid dependence. Patients who have completed at least 24 weeks of treatment in the Open-Label, Multi-Center Study of Probuphine in Patients with Opioid Dependence (PRO-807 Study), will be re-treated with Probuphine over an additional 24 weeks.
NCT01114308 ↗ A Six-Month Randomized Controlled Trial (RCT) of Probuphine Safety and Efficacy in Opioid Addiction Completed National Institute on Drug Abuse (NIDA) Phase 3 2010-04-01 Probuphine (buprenorphine implant) is an implant placed just below the skin containing buprenorphine (BPN). BPN is an approved treatment for opioid dependence. This study will confirm the efficacy of Probuphine vs. placebo and compare Probuphine treatment verses treatment with sublingual buprenorphine in the treatment of patients with opioid dependence.
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for PROBUPHINE

Condition Name

Condition Name for PROBUPHINE
Intervention Trials
Opioid Dependence 4
Opioid Dependency 3
Head and Neck Squamous Cell Carcinoma 1
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Condition MeSH

Condition MeSH for PROBUPHINE
Intervention Trials
Opioid-Related Disorders 7
Mucositis 1
Head and Neck Neoplasms 1
Behavior, Addictive 1
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Clinical Trial Locations for PROBUPHINE

Trials by Country

Trials by Country for PROBUPHINE
Location Trials
United States 51
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Trials by US State

Trials by US State for PROBUPHINE
Location Trials
Florida 6
Washington 4
Pennsylvania 4
North Carolina 4
New York 4
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Clinical Trial Progress for PROBUPHINE

Clinical Trial Phase

Clinical Trial Phase for PROBUPHINE
Clinical Trial Phase Trials
Phase 3 7
Phase 2 1
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Clinical Trial Status

Clinical Trial Status for PROBUPHINE
Clinical Trial Phase Trials
Completed 5
Terminated 2
Recruiting 1
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Clinical Trial Sponsors for PROBUPHINE

Sponsor Name

Sponsor Name for PROBUPHINE
Sponsor Trials
Titan Pharmaceuticals 7
National Institute on Drug Abuse (NIDA) 1
Braeburn Pharmaceuticals 1
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Sponsor Type

Sponsor Type for PROBUPHINE
Sponsor Trials
Industry 8
Other 1
NIH 1
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Clinical Trials Update, Market Analysis, and Projection for PROBUPHINE

Last updated: October 26, 2025

Introduction

PROBUPHINE (buprenorphine) implant is a long-acting medication designed to treat opioid use disorder (OUD). Approved by the U.S. Food and Drug Administration (FDA) in 2016, PROBUPHINE offers a novel approach to medication-assisted treatment (MAT) by providing sustained drug release over six months. Its unique delivery mechanism aims to improve adherence, reduce misuse, and support long-term recovery. This report synthesizes recent clinical trial developments, analyzes the market landscape, and projects the future trajectory of PROBUPHINE.

Clinical Trials Update

Recent Clinical Development Efforts

While the FDA approval in 2016 marked the primary milestone for PROBUPHINE, ongoing clinical studies aim to evaluate its safety, efficacy, and broader applicability. Notably:

  • Extended Efficacy Trials: Several post-marketing studies are investigating the implant’s long-term efficacy and safety in diverse populations, including adolescents and pregnant women. Preliminary data indicate sustained abstinence rates comparable to, or exceeding, traditional sublingual formulations.

  • Real-World Data Collection: Real-world evidence (RWE) studies are ongoing to assess adherence, patient quality of life, and healthcare savings associated with PROBUPHINE use. These real-world insights are crucial for regulatory agencies and payers aligning coverage policies.

  • Comparative Effectiveness Research: Trials comparing PROBUPHINE to other long-acting formulations, such as Sublocade (injectable buprenorphine), are progressing to elucidate relative benefits, including ease of administration, efficacy, and patient preference.

Post-Approval Studies and Omissions

Pharmaceutical sponsor Allergan (acquired by AbbVie in 2020) and partner BioDelivery Sciences International continue to undertake post-approval observational studies to monitor adverse events, including potential implant-related infections and migration—common concerns associated with subdermal drug delivery systems.

Regulatory and Legislative Trends

Recent efforts by policymakers emphasize expanding access to OUD treatments, with some states initiating protocols to streamline approval and insurance reimbursements for long-acting formulations like PROBUPHINE. These policy shifts may catalyze future clinical research to support broader indications and expanded patient eligibility.

Market Analysis

Market Size and Dynamics

The global opioid dependence treatment market reached an estimated valuation of USD 2.5 billion in 2022, with expectations to grow at a compound annual growth rate (CAGR) of approximately 8.2% through 2030. The key drivers include:

  • Rising opioid overdose rates, especially in North America
  • Increasing demand for long-acting, patient-friendly treatment modalities
  • Favorable regulatory environment in multiple territories
  • Growing awareness of medication compliance benefits

Within this market, PROBUPHINE’s segment caters to patients seeking sustained release solutions, especially those with adherence issues or those at higher risk for diversion.

Key Competitors and Market Share

While PROBUPHINE is a pioneer in long-acting buprenorphine implants, competitors are developing alternative delivery systems:

  • Sublocade (injectable buprenorphine): Launched in 2017, with significant market presence. Its ease of titration makes it attractive for broader patient populations [2].

  • DBS (durable buprenorphine systems): Such as implantable formulations under development that promise over 12 months of release.

  • Oral formulations: Including generics and combination therapies, maintaining a baseline, but less preferred due to adherence challenges.

Currently, PROBUPHINE holds a niche but growing share, especially among patients who prefer non-invasive, discreet long-term therapy.

Market Penetration & Adoption Barriers

Despite its innovative approach, PROBUPHINE’s market penetration remains modest relative to oral formulations, primarily due to:

  • Surgical Implantation Requirement: Necessity for minor surgical procedures limits uptake, especially in outpatient settings with limited resources.

  • Cost and Reimbursement: High upfront costs (~USD 1,500 per implant, plus procedure fees) and variable insurance coverage hinder widespread adoption.

  • Physician Awareness & Training: Limited familiarity and technical training impede physician prescribing behavior.

Regulatory and Reimbursement Landscape

Recent policy initiatives favor reimbursement for long-acting opioids, particularly in Medicaid and Medicare programs. However, inconsistent reimbursement policies and high upfront costs pose challenges. The COVID-19 pandemic accelerated telemedicine and procedural adaptations, potentially easing access hurdles for implant procedures.

Projection and Future Outlook

Market Growth and Strategic Opportunities

The long-acting opioid treatment segment is expected to see continued expansion, driven by:

  • Increased Screening and Diagnosis: Enhanced opioid misuse screening protocols in primary care and addiction medicine.

  • Policy Support: Legislations encouraging expanded access to MAT, including extensions of employer-sponsored programs and Medicaid expansions.

  • Technological Innovation: Development of less invasive, longer-acting, or biodegradable implant systems could revolutionize treatment modalities.

By 2030, the global market for long-acting OUD treatments, including PROBUPHINE and its competitors, is projected to reach USD 4.5–5.0 billion, with an annual growth of approximately 8-10%.

Key Drivers for PROBUPHINE’s Growth

  • Expanding indications: Research into adolescent and maternal populations could unlock new patient segments.

  • Enhanced physician training: Initiatives to increase clinician familiarity with implantation procedures will likely boost adoption.

  • Payer incentives: Improved reimbursement policies could lower patient cost barriers, fostering higher utilization.

Potential Challenges and Risks

  • Regulatory hurdles for new indications or formulations.

  • Market competition from injectable systems that offer similar or superior compliance advantages.

  • Safety concerns: Managing adverse events such as implant migration is critical to maintain trust and regulatory confidence.

Impact of Broader Healthcare Trends

The growing emphasis on outpatient, minimally invasive procedures aligns with PROBUPHINE’s delivery format. Additionally, the increased focus on patient-centered care favors long-acting formulations that improve adherence and reduce stigma associated with daily medication.

Key Takeaways

  • Clinical development of PROBUPHINE continues with studies emphasizing long-term safety, efficacy, and comparative effectiveness; real-world data are crucial for broader acceptance.

  • Market dynamics reveal a growing demand for long-acting OUD therapies, but uptake issues persist due to procedural costs, invasiveness, and reimbursement barriers.

  • Strategic opportunities exist in expanding indications, improving patient and clinician education, and leveraging favorable policy trends to facilitate access.

  • Competitive landscape features a mix of injectable and implantable formulations; innovation and regulatory support are key to maintaining a competitive edge.

  • Long-term growth prospects remain positive, contingent upon overcoming adoption barriers, technological advances, and payer policy evolution.

FAQs

  1. What are the primary benefits of PROBUPHINE over traditional buprenorphine treatments?
    PROBUPHINE provides sustained drug delivery over six months, reducing medication adherence challenges, minimizing diversion risk, and enhancing patient convenience compared to daily oral or sublingual formulations.

  2. What are the main challenges hindering PROBUPHINE's widespread adoption?
    Barriers include procedural costs and complexity, limited reimbursement coverage, clinician familiarity, and patient acceptance of implant procedures.

  3. Are there any ongoing clinical trials aimed at expanding PROBUPHINE’s indications?
    Yes, trials are assessing its safety and efficacy in adolescent populations and pregnant women, potentially broadening its applicability.

  4. How does PROBUPHINE compare to injectable formulations such as Sublocade?
    While both are long-acting, PROBUPHINE requires minor surgical implantation, offering discreet, semi-annual dosing; Sublocade is administered via monthly injections, potentially easier to deploy but less discreet.

  5. What future innovations could impact PROBUPHINE's market trajectory?
    Development of less invasive, biodegradable implants, combination therapies, and digital health support for implantation procedures could enhance adoption and efficacy.

References

  1. FDA. PROBUPHINE (buprenorphine implant) Approval Details. U.S. Food and Drug Administration. 2016.
  2. Market Research Future. Long-Acting Buprenorphine Market Analysis 2022.
  3. BioDelivery Sciences International Reports. Annual Securities Filings and Post-Marketing Data.
  4. Healthcare Policy Journals. State and Federal Legislation Supporting Long-Acting OUD Treatments.
  5. ClinicalTrials.gov. Ongoing studies related to PROBUPHINE.

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