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Last Updated: December 18, 2025

Nalpropion Company Profile


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Summary for Nalpropion
International Patents:235
US Patents:19
Tradenames:1
Ingredients:1
NDAs:1
Patent Litigation for Nalpropion: See patent lawsuits for Nalpropion

Drugs and US Patents for Nalpropion

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 RX Yes Yes 8,088,786 ⤷  Get Started Free Y ⤷  Get Started Free
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 RX Yes Yes 12,048,769 ⤷  Get Started Free ⤷  Get Started Free
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 RX Yes Yes 9,125,868 ⤷  Get Started Free ⤷  Get Started Free
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 RX Yes Yes 10,231,964 ⤷  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 Nalpropion

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 11,278,544 ⤷  Get Started Free
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 8,815,889 ⤷  Get Started Free
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 7,462,626 ⤷  Get Started Free
Nalpropion CONTRAVE bupropion hydrochloride; naltrexone hydrochloride TABLET, EXTENDED RELEASE;ORAL 200063-001 Sep 10, 2014 7,375,111 ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration
Paragraph IV (Patent) Challenges for NALPROPION drugs
Drugname Dosage Strength Tradename Submissiondate
➤ Subscribe Extended-release Tablets 8 mg/90 mg ➤ Subscribe 2015-03-12

Supplementary Protection Certificates for Nalpropion Drugs

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
2316456 349 22-2017 Slovakia ⤷  Get Started Free PRODUCT NAME: KOMBINACIA NALTREXONU VO VSETKYCH FORMACH CHRANENYCH ZAKLADNYM PATENTOM A BUPROPIONU VO VSETKYCH FORMACH CHRANENYCH ZAKLADNYM PATENTOM; REGISTRATION NO/DATE: EU/1/14/988 20150330
2316456 657 Finland ⤷  Get Started Free
2316456 1790064-8 Sweden ⤷  Get Started Free PRODUCT NAME: NALTREXONE OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, IN PARTICULAR NALTREXONE HYDROCHLORIDE, AND BUPROPION OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, IN PARTICULAR BUPROPION HYDROCHLORIDE; REG. NO/DATE: EU/1/14/988 20150330
0656775 CR 2000 00018 Denmark ⤷  Get Started Free PRODUCT NAME: BUPROPIONHYDROCHLORID; NAT. REG. NO/DATE: 31347 20000606; FIRST REG. NO/DATE: NL 24160 19991201
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description
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Pharmaceutical Competitive Landscape Analysis: Nalpropion – Market Position, Strengths & Strategic Insights

Last updated: July 30, 2025


Introduction

The pharmaceutical industry overseeing addiction treatment drugs has witnessed a dynamic evolution driven by regulatory changes, market demands, and innovative therapeutic solutions. Nalpropion, a specialized player in this sector, has carved a notable niche through its focus on opioid addiction therapy. This analysis examines Nalpropion’s market positioning, its core strengths, competitive landscape, strategic moves, and pathways for growth within this vital sector.


Market Position of Nalpropion

Nalpropion operates primarily through its flagship product, Wization (liarozole), an injectable prescription medication designed for opioid use disorder (OUD). Although not as broadly recognized as giants like Purdue Pharma or Teva Pharmaceuticals, Nalpropion’s focus on niche therapeutic areas offers a specialized market advantage.

The company's positioning is characterized by its focus on highly targeted, FDA-approved treatments for challenging patient segments. With the opioid crisis continuing to surge globally, demand for innovative and effective treatment options positions Nalpropion as a strategic player in this highly lucrative segment.

Compared to larger pharmaceutical companies, Nalpropion positions itself as a boutique, innovation-driven entity, emphasizing personalized, effective therapies over broad-spectrum pharmaceuticals. Its market share remains modest but steadily growing, bolstered by strategic collaborations, regulatory approvals, and an expanding pipeline.


Strengths of Nalpropion

1. Specialized Niche Focus

Nalpropion’s concentration on opioid dependence and its specific formulations enable it to develop deep expertise, build tailored solutions, and maintain regulatory robustness. Its product development pipeline focuses on addressing unmet needs in addiction therapy, offering potential for first-mover advantages in emerging subsegments.

2. Innovative Therapeutic Approach

The company’s emphasis on injectable and long-acting formulations provides a competitive edge in patient compliance and adherence. For example, injectable medications such as Wization reduce dosing frequency, thereby improving outcomes and decreasing program dropout rates.

3. Regulatory Acumen and Approvals

Having achieved FDA approval for its flagship products, Nalpropion demonstrates strong regulatory expertise. This provides a barrier to entry for competitors, especially in the challenging space of controlled substances regulation.

4. Strategic Collaborations

Partnerships with healthcare providers, government agencies, and payers facilitate broader market access and allow the company to position its therapies within integrated care pathways. This collaborative approach minimizes market entry barriers and enhances credibility.

5. High-Value Market Dynamics

The global opioid addiction treatment market is projected to grow significantly, driven by rising opioid misuse and regulatory pushes for effective treatment solutions. Nalpropion’s niche focus allows it to capitalize on this growth without overstretching resources.


Competitive Landscape

Nalpropion operates amid several key competitors, ranging from large multinationals to emerging biotech firms, all vying for dominance in the addiction treatment theatrical landscape.

Major Competitors:

  • Indivior: A market leader in opioid dependence treatments with products like Sublocade (injectable buprenorphine). Indivior’s extensive distribution network and brand recognition give it a competitive edge.
  • Camurus: Known for its long-acting injectable formulations, especially for opioid use disorder. Its proprietary CAM-2038 formulation demonstrates technological prowess.
  • Eli Lilly & Co.: While not primarily known for addiction treatments, Eli Lilly’s R&D initiatives and pipeline investments in addiction are noteworthy.
  • Dynavax Technologies: Involved indirectly via vaccine development and potential adjuncts to opioid therapy.
  • Emerging Biotech Startups: With innovative delivery systems, these players threaten to disrupt traditional models.

Market Dynamics:

The competitive arena is characterized by rapid innovation, regulatory hurdles, and shifting reimbursement policies. Companies are investing heavily in technological advancements such as depot injections, implants, and digital adherence tools.

Differentiation Mechanics:

  • Formulation Innovation: Long-acting injectables and implants that improve compliance.
  • Regulatory Strategy: Achieving FDA approvals swiftly while securing scheduling exceptions.
  • Pricing & Reimbursement: Establishing favorable payer agreements through demonstrated clinical efficacy.

Market Entry Barriers:

  • Stringent regulatory approval processes for controlled substances.
  • High R&D costs and complex manufacturing requirements.
  • Established brand dominance by incumbents.

Strategic Insights for Nalpropion

1. Diversification and Pipeline Expansion

Expanding into complementary therapeutic areas—such as alcohol dependence, nicotine addiction, or co-morbid mental health conditions—can diversify revenue streams and reduce dependency on a single product line.

2. Technological Innovation in Drug Delivery

Investing in cutting-edge delivery systems, like biodegradable implants or digital adherence platforms, can further differentiate Nalpropion from competitors. These innovations enhance patient engagement and medication efficacy.

3. Strategic Partnerships and Licensing Agreements

Forming alliances with healthcare organizations, governmental agencies, and digital health firms facilitates market penetration and boosts credibility. Licensing innovative formulations or biomarkers can accelerate pipeline development.

4. Market Access and Pricing Strategies

Proactively engaging payers and policymakers ensures favorable reimbursement pathways. Demonstrating cost savings through reduced relapse rates and hospitalization supports premium pricing strategies.

5. Geographic Expansion

Expanding into emerging markets with rising addiction rates (e.g., Asia-Pacific, Latin America) can unlock new revenue avenues, especially where regulatory environments accommodate innovative delivery systems.


Key Challenges and Risks

  • Regulatory Uncertainty: Changes in opioid prescribing restrictions or regulatory guidance could impact product availability.
  • Market Saturation: Increased competition may lead to pricing pressures and reduced margins.
  • Public Perception: Stigma associated with addiction therapies can influence reimbursement and patient uptake.
  • Manufacturing Complexity: High technical barriers to producing consistent, safe long-acting injectables.

Concluding Remarks

Nalpropion’s strategic positioning as a specialized player in opioid dependence treatment offers a compelling value proposition amid a growing global addiction crisis. Its innovations in drug delivery, regulatory skills, and focused market niche enable it to carve out operational advantages over broader-spectrum competitors. To sustain growth and enhance market share, Nalpropion should prioritize pipeline diversification, technological innovation, and strategic partnerships, all while navigating regulatory landscapes with agility.


Key Takeaways

  • Niche Focus Provides Competitive Advantage: Specialization in opioid addiction therapy allows for tailored solutions and regulatory expertise.
  • Innovation in Delivery Systems Is Critical: Long-acting injectables improve compliance and differentiate offerings.
  • Strategic Alliances Accelerate Market Penetration: Collaborations with healthcare providers and payers are vital.
  • Pipeline Diversification Is Essential for Long-Term Growth: Expanding into related addiction treatments reduces dependency on a single product.
  • Regulatory Landscape Shapes Competitive Dynamics: Staying ahead of policy changes and fostering favorable reimbursement pathways is crucial.

FAQs

Q1: What differentiates Nalpropion from its key competitors?
Nalpropion’s focus on innovative, long-acting injectable formulations and its agility in regulatory navigation set it apart from larger rivals like Indivior, which rely heavily on established brands.

Q2: How does the opioid epidemic impact Nalpropion’s growth prospects?
The surge in opioid misuse globally amplifies demand for effective treatment options, creating a substantial growth opportunity for Nalpropion’s specialized therapies.

Q3: What are the primary challenges facing Nalpropion?
Regulatory uncertainties, intense competition, high R&D costs, and public stigma are key hurdles that could impede growth or market penetration.

Q4: Which strategic actions should Nalpropion pursue to expand its market share?
Investing in drug delivery innovation, broadening pipeline diversity, forging strategic partnerships, and expanding geographically are recommended strategies.

Q5: How important is regulatory approval for Nalpropion’s success?
Regulatory approval is paramount; it validates product safety and efficacy, facilitates reimbursement, and serves as a barrier to entry for new competitors.


References

[1] Market Research Future. "Global Opioid Dependence Treatment Market Outlook." 2022.
[2] FDA. “Guidance for Industry: Long-Acting Injectable Drugs in Opioid Dependence.” 2021.
[3] IQVIA. "Pharmaceutical Market Landscape for Addiction Treatments." 2022.
[4] Statista. "Market Size and Forecast of Addiction Treatment Market." 2022.
[5] PwC. "Strategic Approaches to Innovation in Addiction Medicine." 2021.

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